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Acceleration Sensor
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Acceleration Sensor
DT138
- Math
ClosePrintDescription
The Acceleration Sensor is a high accuracy accelerometer measuring accelerations from -5 g to +5 g. It measures gravitational forces and acceleration-induced forces in the same way. At rest the sensor measures 1 g when pointing downward, -1 g when pointing upward and zero when positioned horizontally.
Common usage
The Acceleration Sensor is used in various experiments in Physics both in the lab and outdoors. In the laboratory, the Acceleration Sensor is used to measure accelerations of a moving cart, pendulum, falling bodies, etc. Outdoors, the Acceleration Sensor can be used to measure acceleration of cars, amusement park rides, bungee jumpers, etc.
Specifications
• Range: ±5 g (±49 m/s²)
• Resolution (12-bit): 0.0025 g or 0.025 m/s2
• Default Sample Rate: 10 samples per second
• Maximum Sample Rate: 100 samples per second
• Accuracy: ± 0.02 g
• Equipped with an offset calibration screw
Ammonium Sealed Electrode
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Ammonium Sealed Electrode
AC020A
- Biology
- Chemistry
- Physics
ClosePrintDescription
The Ammonium Electrode is a PermaFil (non–refillable), Ion-selective electrode. The reference chamber is gel-filled and sealed. No reference fill solution is required. The electrode measures Ammonium ions in aqueous solutions simply, quickly, economically, and accurately and is used to conduct water quality studies.
Common usage
Ion-selective electrodes are used in a wide variety of applications for determining the concentrations of various ions in aqueous solutions. Ion-selective electrodes can be used in the following areas:
- Conducting water quality studies
- Determining the concentration of ammonium ions in aqueous solutions
- Pollution monitoring
Specifications
- Concentration Range: 1 M to 5 x 10-6 M or 0.1 ppm to 18,000 ppm
- Resolution (12-bit): 0.15 mV
- Ph Range: 4 to 10 pH
- Temperature Range: 0 to 50 °C
- Minimum Sample Size: 3 mL in a 50 mL beaker
- Reproducibility: ±4%
- Default Sample Rate: 10 samples per second
- Electrode Resistance: 1 to 4 MΩ
- Interfering Ions: K+, Na+
The Ion Selective Electrode Adapter AC021 is also available for purchase separately.
Anemometer -Wind Speed & Direction
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Anemometer -Wind Speed & Direction
AC012A
- Biology
- Physics
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View Basket Anemometer -Wind Speed & Direction
AC012A
- Biology
- Physics
Description
The Anemometer is actually two sensors mounted onto one arm, capable of measuring wind speed and wind direction.
Common usage
The Anemometer is used in various experiments in Climatology and Environmental Studies.
Specifications
Wind speed
- Range: 4 km/h to 280 km/h; 2.5 mph to 174 mph
- Resolution: 0.1 km/h
- Accuracy: ± 5%
- Sampling Rate: Up to one sample per second
- Data Logger Input Type: Digital
Wind Direction
- Range: 0° - 360°
- Resolution: ± 0.09°
- Accuracy: ± 7°
- Sampling Rate: Up to one sample per second
- Data Logger Input Type: Digital
Calcium Sealed Electrode
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Calcium Sealed Electrode
AC019A
- Biology
- Chemistry
- Physics
ClosePrintDescription
The Calcium Electrode measures Calcium ions in aqueous solutions and is a PermaFil (non-refillable), Ion-selective electrode. The reference chamber is gel-filled and is sealed. No reference fill solution is required.
Common usage
Ion-selective electrodes are used in a wide variety of applications for determining the concentrations of various ions in aqueous solutions. Some main areas in which Ion-selective electrodes have been used include conducting water quality studies, determining the concentration of ammonium ions in aqueous solutions,
pollution monitoring, agriculture, food
processing, detergent manufacturing
and many more.
Specifications
- Concentration Range: 1 M to 5x10-7 M or 0.02 ppm to 40,000 ppm
- Resolution (12-bit): 0.15 mV
- pH Range: 2.5 to 11 pH
- Temperature Range: 0 to 40 ºC
- Minimum Sample Size: 3 mL in a 50 mL beaker
- Reproducibility: ± 4%
- Default Sample Rate: 10 samples per second
- Electrode Resistance: 1 to 4 MΩ
- Interfering Ions: Pb2+, Hg2+, Si2+, Fe2+, Cu2+, Ni2+, NH3, Na+, Li+, Tris+, K+, Ba+, Zn2+, Mg2+
The Ion Selective Electrode Adapter AC021 is also available for purchase separately
Chloride
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Chloride
AC018A
- Biology
- Chemistry
- Physics
ClosePrintDescription
The Chloride Electrode measures total free chloride in aqueous solutions and is a PermaFil (non-refillable), Ion-selective electrode – the reference chamber is gel filled and sealed. No reference fill solution is required. The Chloride Electrode set (AC018A) consists of a PermaFil combination electrode (AC018), which combines the Ion-selective electrode and the reference electrode as well as Fourier’s ISE amplifier (AC021).
Common usage
Ion-selective electrodes are used in a wide variety of applications for determining the concentrations of various ions in aqueous solutions. Ion-selective electrodes are commonly used in conducting water quality studies, determining the concentration of ammonium ions in aqueous solutions, and foodstuffs, to name a few.
Specifications
- Concentration Range: 1 M to 5 x 10-6 M or 1.8 ppm to 35,500 ppm
- Resolution (12-bit): 0.15 mV
- pH Range: 2.0 to 12.0 pH
- Temperature Range: 0 to 80 ºC
- Minimum Sample Size: 3 mL in a 50 mL beaker
- Reproducibility: ±2 %
- Default Sample Rate: 10 samples per second
- Electrode Resistance: Less than 1 MΩ
- Interfering Ions: CN-, Br-, I-, OH-, S2-
Colorimeter
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Colorimeter
DT185A
- Biology
- Chemistry
ClosePrintDescription
The Colorimeter measures the intensity of light transmitted through a sample at a selected wavelength.
Common usage
The three colorimeter wavelengths enable students to determine concentrations of diluted solutions. It may also be used to characterize chemical reactions when compounds are formed or decomposed showing absorption in one of three colors.
Specifications
- Transmittance: 20% - 90%
- Accuracy ±10%
- Resolution (12-bit): 0.03 %
- Wavelengths:
- Blue (480 nm)
- Green (500 nm)
- Red (650 nm)
- Cell Volume: 3.5 cc
- Cell Width: 1 cm
- Features: Calibration knob
Conductivity
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Conductivity
DT035A
- Biology
- Chemistry
- Environment
- Physics
- EcoLogXL
ClosePrintDescription
The Conductivity Sensor is designed to measure conductivity of liquids and solutions and consists of a conductivity electrode, an adapter and a connecting wire.
Common usage
The Conductivity Sensor is used for various experiments in Biology and Chemistry. By using the Conductivity Sensor you can demonstrate changes in conductivity when dissolving salts in water, or monitor bodies of water for pollution. The Conductivity Sensor can also be used for water salinity testing.
Specifications
- Range: 0 to 20 mS
- Accuracy: ±8 % over entire range
- Resolution (12-bit): 5 μS
- Conductivity Cell Material: Carbon, 2-Cell
- K Cell Value: 1.0
- K cell Value Tolerance: ±20 %
- Temperature Range: 0 to 80 °C
- Minimum Sample Size: 25 mL
- Response Time for 95% of Reading: 5 seconds
- Default Sample Rate: 10 samples per second
Features: Equipped with an offset calibration screwControl Switch
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Control Switch
NC Control Switch (black) / NO Control Switch (red)
DT110/DT111
- Chemistry
- Math
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NC Control Switch (black) / NO Control Switch (red)
DT110
- Chemistry
- Math
Description
The Control Switch connects to the same data logger input/output channel as the sensor and opens or closes an electrical circuit when the sensor passes certain pre-defined values. The black cords and plugs identify the Normally Closed (NC) Control Switch; the red cords and plugs identify the Normally Opened (NO) Control Switch.
Common usage
Control Switch uses in experimentation include processing a heat source (as a simple thermostat), opening or closing a light source according to the environmental light intensity and marking the turning point in titration by opening a lamp upon passing this point.
Specifications
- Maximum Switch Load: 240 V and 3 A
- Data Logger Input Type: Digital
- Recommended Sensor Usage: Operate while the AC/DC adapter powers the data logger
CO₂
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CO₂
DT040A
- Biology
- Chemistry
- Physics
ClosePrintDescription
The CO₂ Sensor measures carbon dioxide concentration (ppm) in gases such as air. It is a solid electrolyte sensor which offers high selectivity to CO₂ with low dependency on humidity. A range of 350 to 5,000 ppm of carbon dioxide can be detected, making it ideal for indoor air-control applications. It is supplied with a 100 mL plastic sampling bottle and a rubber stopper (12244).
Common usage
Typical experiments include: measuring increases in carbon dioxide levels from small animals and insects, changes in carbon dioxide concentration in a plant terrarium during photorespiration, photosynthesis cycles and cellular respiration of peas and beans.
Specifications
- Range: 350 to 5,000 ppm
- Accuracy: ±20 % at 1000 ppm
- Resolution (12-bit): 8 at 350 ppm; 100 at 5,000 ppm
- Recommended Sampling Rate: 10 samples per second
- Response Time: 90 seconds (to 90% of final value)
- Current Consumption: Approx. 50 mA
- Normal Operating Temperature Range: -10 to 50 °C
- Normal Operating Humidity Range: 5 to 95%
- Storage Temperature Range: -20 to 60 °C
- Storage Humidity Range: 5% to 90%
Current (±2.5 A)
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Current (±2.5 A)
DT005
- Chemistry
- Math
- EcoLogXL
ClosePrintDescription
The Current Sensor is an ampere meter, measuring current values between -2.5 and 2.5 amperes. It is capable of measuring both direct and alternate current and includes two durable banana plugs for easy connection.
Common usage
The Current Sensor is used in various electricity experiments such as EMF and internal resistance, Ohm’s Law, or the study of current characteristics of a light bulb and a diode.
Specifications
- Range: ±2.5 A
- Input Current: AC or DC
- Accuracy: ±3 % over entire range
- Resolution (12-bit): 1.25 mA
- Default Sample Rate: 10 samples per second
- Input Resistance: 0.1 Ω
- Maximum Input Current: 5 A
Current (±250 mA)
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Current (±250 mA)
DT006
- Chemistry
- Environment
- Math
- EcoLogXL
ClosePrintDescription
This sensor is an ampere meter, measuring current values between -250 and 250mA. It is a differential sensor, capable of measuring both direct and alternate current and includes two durable banana plugs for easy connection.
Common usage
This Current Sensor is used in various electricity experiments such as EMF and internal resistance, Ohm’s Law, or the study of current characteristics of a light bulb and a diode.
Specifications
- Range: ±250 mA
- Input Current: AC or DC
- Accuracy: ±3 % over entire range
- Resolution (12-bit): ±125 μA
- Default Sample Rate: 10 samples per second
- Input Resistance: 1 Ω
- Maximum Input Current: 1.7 A
Distance
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Distance
DT020-1
- Biology
- Math
ClosePrintDescription
This digital Distance Sensor measures the distance between the sensor and an object in the range of 0.2 to 10 m. The sensor is supplied with a mounting rod and can sample data at up to 50 times per second.
Common usage
Topics such as the harmonic motion of a spring and free fall acceleration can be explored using this Distance Sensor. It is used for various experiments in Physics and mechanics.
Specifications
- Range: 0.2 to 10 m
- Accuracy: 2% over entire range
- Resolution (12-bit): 2.44 mm
- Sampling Rate: Up to 50 samples per second
- Receiver Viewing Angle: ±15º to ±20º
- Features: Reports position, velocity and acceleration
- Data Logger Input Type: Digital
- Recommended Sensor Usage:
- Operate while the AC/DC adapter powers the data logger
Distance (EcoLogXL only)
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Distance (EcoLogXL only)
DT187A/DT187B
- Environment
- EcoLogXL
ClosePrintDescription
This analog Distance Sensor measures the distance between the sensor and an object and can sample data at up to 25 times per second, making it excellent for motion and movement experiments.
Common usage
The Distance Sensor functions according to the same principle as a sonar system. An ultrasonic loudspeaker and microphone are located inside the sensor’s case. When the capacitor is discharged, the loudspeaker emits an ultrasonic pulse which hits the closest item (within range) to the sensor, and returns as an echo which can be processed and calculated.
Specifications
- Range: 0.4 m – 6 m
- Accuracy: 1% over entire range
- Resolution: 5.5 mm
- Sampling Rate:
- 20 samples per second for distance up to 3m
- 10 samples per second for distance above 3m
- Receiver Viewing Angle: ±15 ° to ±20 °
- Data Logger Input Type: Analog
Features: Equipped with a reset butt
Drop Counter
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Drop Counter
DT293
- Biology
- Chemistry
ClosePrintDescription:
The Drop Counter is an optical sensor that accurately records the number of drops of titrant added during a titration. The Drop Counter software can automatically convert the number of drops into volume. In conjuction with the pH and temperature sensors the equivalence point in the tration can be determined.
The Drop Counter can also be used for conductimetric or potentiometric titrations using our Conductivity Probe or Ionselective Electrodes.Common usage:
- Simple count activities
- Collecting pH vs. Volume data in a typical acid–base titration
- Collecting Conductivity vs. Volume data in a typical conductimetric titration
- Collecting Temperature vs. Volume data or monitoring temperature simultaneously with pH
Specifications:
- Range: Volume 0 – 4095 * volume of one drop
- Range: Drop Counter 0 - 4095
- Detector Rise Time: < 70 ns
- Detector Fall Time: < 70 ns
- Resolution (12-bit) - Drop Counter: 1
- Resolution (12-bit) - Volume: 1 * volume of one drop
- Sampling Rate for Titration: Up to every second
- Infrared Source: Peak at 890 nm
- Used Data Logger Port: Digital
EKG
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EKG
DT189A
- Biology
ClosePrintDescription
The EKG (Electrocardiogram) Sensor measures cardiac electrical potential waveforms (voltages produced during contractions of the heart). Utilizing this sensor enables students to investigate the electrical signals generated by their own heart. It consists of Fourier’s plastic sensor case and three electrode leads and also comes with a package of one hundred silver/silver chloride electrode patches that can be attached to the skin. The sensor’s circuitry isolates the user from the possibility of electrical shock.
Common usage
The EKG Sensor is used to record the heart’s electrical activity. Typical experiments include monitoring personal electrocardiogram, that compare EKG graphs at rest and after activity or investigating EKG with different body positions.
Specifications
- Range: 0 to 5 V
- Resolution (12-bit): 1.23 mV
- Recommended Sample Rate: 100 samples/sec
- Voltage Protection: 4 kV
- Isoelectric Line (Gain): 1 mV body potential = 1 V sensor output
- Maintenance: The electrodes should be kept refrigerated
Electrostatic Charge
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Electrostatic Charge
DT261A
- Math
ClosePrintDescription
This is a dual range, all purpose Electrostatic Charge Sensor that can be used in many electrostatic experiments. Among this sensor’s advantages are that it is not affected by humidity and can perform quantitative measurements and indication of charge polarity. The Electrostatic Charge Sensor is housed inside Fourier’s plastic sensor case and is equipped with a zero button and range switch. In most cases, it will replace the traditional electroscope.
Common usage
Typical experiments with the Electrostatic Charge Sensor include measuring the charge produced by friction, the charge by induction and investigating conductive and isolating materials and wave patterns changes, quantifying the charge on a capacitor plate as well as exploring the relationship between the charge and the voltage drop across a parallel plate capacitor.
Specifications
- Range: ±0.25 μC, ±0.025 μC
- Resolution (12-bit): 0.12 nC for ±0.25 μC
- 12.2 pC for ±0.025 μC
- Default Sample Rate: 10 samples per second
- Input Capacitance: 0.1 μF
- Input Resistance: 1012 Ω
- Input Over Voltage Protection: ±60 VDC
Features: Zero button range switch
Flow Rate
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Flow Rate
DT254A
- Biology
- Physics
ClosePrintDescription
The Flow Rate Sensor measures the velocity of flowing water in a river, stream or canal. It is equipped with a telescopic handle and protective housing.
Common usage
The Flow Rate Sensor can be used to study the discharge, flow patterns and sediment transport of a stream or river. Typical experiments include measuring water velocity, determining discharge, calculating the stream flow or determining what size particles stay in motion at a particular flow.
Specifications
- Range: 0 to 4.0 m/s
- Resolution (12-bit): 0.0012 m/s
- Accuracy: 1% of full-scale reading
- Response Time: 98% of full-scale reading in 5 seconds;
- 100% of full-scale in 15 seconds
- Operational Temperature Range: 0 to 70 °C
Force
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Force
DT272
- Math
ClosePrintDescription
The Force Sensor is a popular force dual range sensor, capable of measuring pushing and pulling forces. It has two ranges: ±10 N or ±50 N. It can be easily mounted on a stand or dynamics cart, or used as a replacement for a hand-held spring scale. The sensor is supplied with mounting rod, collision bumper, hook and cart mounting bracket.
Common usage
This sensor can be used to study friction, simple harmonic motion, impact in collisions, or centripetal force.
Specifications
- Range: - 10 N to +10 N
- - 50 N to +50 N
- Accuracy: ±2 % over entire range
- Resolution (12-bit) for ±10 N:
- Resolution (12-bit) for ±50 N: 0.005 N, 0.025 N
- Default Sample Rate: 10 samples per second
Feature: Equipped with a gain and offset calibration screw
Geiger Muller Counter
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Geiger Muller Counter
DT116
- Biology
- Chemistry
- Physics
ClosePrintDescription
The Geiger Muller Counter has a built-in Geiger Muller tube, sensitive to alpha, beta and gamma radiation and is designed especially for automatic measurements of radiation. This sensor includes a mounting rod and a protective cap and is equipped with a power indicator and a buzzer, which emits an audible signal with each pulse that is recorded.
Common usage
The Geiger Muller Counter Sensor is used in experiments such as demonstrating the random nature of radioactive radiation, measuring Activity vs. Distance of a radioactive source and investigating the effect of different absorbers on radiation.
Specifications
- Range: 0 to 4,096 Bq
- Resolution (12-bit): 1 Bq
- Sensitivity: Alpha, beta, gamma
- Window Thickness: 1.5 to 2.0 mg/cm₂
- Window Material: Mica
Heart Rate (Exercise)
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Heart Rate (Exercise)
DT298A
- Biology
- Environment
- EcoLogXL
ClosePrintDescription
This sensor is ideal for measuring one’s heart rate before, during and after exercise and is comprised of a wireless transmitter belt and a Pulse Receiver Module that plugs into the data logger. The Heart Rate Sensor, specifically the transmitter belt, senses the electrical signals generated by the heart and each heart beat sends an electrical signal to the Receiver Module, enabling the heart rate to be measured.
Common usage
Typical experiments performed using this sensor include comparing heart rates, evaluating heart rates of different individuals, comparing that of athletes vs. inactive individuals, monitoring the heart rate before, during and after brief vigorous activity (e.g. pushups) and monitoring the speed at which the heart rate returns to normal following exercise (recovery rate).
Specifications
- Range for Nova5000 & MultiLogPRO Waveform: 0 – 5 V
- Pulse: 0 – 200 bpm (beats per minute)
- Transmitter Range: 80 cm
- Waveform Resolution (12-bit): 1.25 mV
- Max. Sampling Rate: 100 samples/sec
- Data Logger Input Type: Digital
- Transmitter Range: 80 cm
- Waveform Resolution (12-bit): 1.25 mV
- Max. Sampling Rate: 100 samples/sec
- Data Logger Input Type: Digital
Heart Rate (Pulse)
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Heart Rate (Pulse)
DT155A
- Biology
- Environment
- EcoLogXL
ClosePrintDescription
The Heart Rate Sensor monitors the light level transmitted through the vascular tissue of the fingertip and the corresponding variations in light intensities that occur as the blood volume change in the tissue. It is so easy to use that even in large classes, every student will have an opportunity to use this sensor. This sensor includes Fourier’s sensor case (DT155) and an ear clip (DT159).
Common usage
Typical experiments using the Heart Rate Sensor include comparing the heart rate of athletes and sedentary people, checking a person’s heart rate before and after brief vigorous aerobic activity and checking a person’s heart rate before and after caffeine consumption.
Specifications
Range for Nova5000:
- Pulse: 0 – 200 bpm (beats per minute)
- Waveform Resolution (12-bit): 1.25 mV
- Pulse resolution: 1 bpm (beats per minute)
- Max. Sampling Rate: 100 samples/sec
- Data Logger Input Type: Digital
Range for MultiLogPRO:
- Waveform: 0 – 5 V
- Pulse: 0 – 200 bpm (beats per minute)
Humidity (5% Accuracy)
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Humidity (5% Accuracy)
DT014
- Biology
- Physics
ClosePrintDescription
This Humidity Sensor has a measuring range of 0-100% relative humidity and comes equipped with a zero offset calibration screw.
Common usage
Typical experiments performed using this sensor are body respiration properties, the exploration of biotic conditions outdoors, and the research of meteorological connections between humidity, temperature and light. The Humidity Sensor can be used for biological, environmental and meteorological measurements.
Specifications
- Range: 0 to 100 % RH*
- Accuracy: ±8 % (10 to 90 % RH*)
- Resolution (12-bit): 0.05 % RH*
- Sensor Storage: Avoid exposure to sunlight
* RH = Relative Humidity
Light (0 to 300 lx)
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Light (0 to 300 lx)
DT009-1
- Biology
- Chemistry
- Physics
- Math
ClosePrintDescription
This high precision, quick response Light Sensor, ideal for indoor light measurements, is designed for measurements in the range of 0 to 300 lx.
Common usage
This sensor can be used in experiments such as light interference, bulb intensities, light absorbance, photosynthesis and more.
Specifications
For NOVA5000
- Range: 0 to 300 lx
For MultiLogPRO
- Range:
- 0 to 300 lx, 0
- 0.44 W/m2
- Accuracy: ±4 % over entire range
- Resolution (12-bit): 0.075 lx
- Default Sample Rate: 10 samples per second
- • Spectral Response: Visible light
Light (Multi-Range)
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Light (Multi-Range)
DT009-4
- Biology
- Chemistry
- Physics
- Math
ClosePrintDescription
This all-purpose, high precision, quick response Light Sensor is designed to measure three ranges of light, 0 to 600 lx, 0 to 6 klx and 0 to 150 klx making it ideal for both indoor and outdoor light measurements.
Common usage
Indoors, this sensor can be used in experiments that examine bulb intensities, light absorbance, photosynthesis and more. Outdoors, experiments measuring solar radiation can be conducted, among others.
Specifications
- Range:
- 0 to 600 lx;
- 0 to 6,000 lx;
- 0 to 150 klx
- Accuracy: ±4 % over entire range
- Resolution (12-bit):
- For: 0 to 600 lx: 0.15 lx
- For: 0 to 6000 lx: 1.5 lx
- For: 0 to 150 klx: 37 lx
- Default Sample Rate: 10 samples per second
- Spectral Response: Visible light
Magnetic Field
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Magnetic Field
DT156
- Physics
- Math
ClosePrintDescription
Fourier’s Magnetic Field Sensor is two sensors in one. Its low resolution range is used to explore the nature and strengths of the magnetic fields of solenoids and permanent magnets, while its high resolution range is used to explore the Earth’s magnetic field.
Common usage
This sensor can be used for a variety of interesting experiments such as measuring the earth’s magnetic field or studying the magnetic field near a permanent magnet, near a current–carrying wire or inside a solenoid.
Specifications
- Range: ±10 mT; ±0.2 mT
- Accuracy: ±6 % over entire range
- Resolution (12-bit):
- For: ±10 mT: 5 μT
- For: ±0.2 mT: 0.1 μT
- Default Sample Rate: 10 samples per second
- Feature: Equipped with an offset calibration screw
Magnetic Field – Dual Axis
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Magnetic Field – Dual Axis
DT036
- Physics
- Math
ClosePrintDescription
Housed within a slim, compact casing, this sensor performs dual axis measurement via the two Hall Effect probes, placed at right angles to each other. The axial magnetic field measures the magnetic field along the axis of the magnetic sensor and the radial magnetic field is measured at a right angle to the magnetic field (perpendicular to the sensor’s axis).
The sensor is sensitive enough to capture the vertical and horizontal component of Earth’s magnetic field and exceeds the accuracy required for the measurements of coils.
Common usage
Fourier’s Dual Axis Magnetic Sensor can be used in experiments such as: investigating magnetic field patterns around magnets and coils, explore the relationship between the field due to a coil and the current in the coil, investigating the relationship between the field due to a coil and the number of turns in the coil and more.
Detailed specifications upon availability.
Microphone
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Microphone
DT008
- Physics
- Math
ClosePrintDescription
This Microphone Sound Sensor has an output of ±2.5 V. The Microphone is designed to study the properties of sound waves from voices and musical instruments and can also be used for measuring the speed of sound.
It is not a noise level sensor.
Common usage
Used for the study of sound properties, typical experiments include sound speed
through air and other materials, Sound Beats and harmonic properties of sound.
Specifications
- Frequency Range: 35 to 10,000 Hz
- Range: ±2.5 V
- Resolution (12-bit): 1.22 mV
- Maximum Sample Rate: 20,000 samples per second
Note: Sampling rate must be 5 times the test frequency
Nitrate Sealed Electrode
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Nitrate Sealed Electrode
AC017A
- Biology
- Chemistry
- Environment
ClosePrintDescription
The Nitrate Electrode is a PermaFil non-refillable), Ion-selective electrode, with a sealed, gel-filled reference chamber.No reference fill solution is required. This sensor is used to conduct water quality studies and easily and accurately
measures nitrate ions in aqueous solutions.
The Nitrate electrode set (AC017A) consists of a PermaFil combination electrode (AC017) (this combines the Ion-selective electrode and the reference electrode) and Fourier’s ISE amplifier (AC021).Common usage
Ion-selective electrodes are used in a wide variety of applications to determine the concentrations of various ions in aqueous solutions. Some of the main areas in which Ion-selective electrodes have been used include water quality studies, ammonium concentrations, pollution monitoring, agriculture and food processing, among others.Specifications
- • Concentration Range: 1 M to 7x10-6 M or 0.1 ppm to 14,000 ppm
- Resolution (12-bit): 0.15 mV
- pH Range: 2.5 to 11 pH
- Temperature Range: 0 to 50 °C
- Minimum Sample Size: 3 mL in a 50 mL beaker
- Reproducibility: ±4 %
- Default Sample Rate: 10 samples per second
- Electrode Resistance: 1 to 4 MΩ
- Interfering Ions: CLO-₃, CLO-₂, I- , F-
*RH = Relative Humidity
The Ion Selective Electrode Adapter AC021 is also available for purchase separately
Oxygen
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Oxygen
DT222A
- Biology
- Chemistry
- Environment
- Physics
- EcoLogXL
ClosePrintDescription
This Oxygen Sensor is a galvanic oxygen electrode, capable of measuring % O₂ in air and O₂ concentration in aqueous solutions in mg/L. The sensor consists of a galvanic oxygen sensitive electrode with a processing unit (oxygen adaptor, equipped with a calibration knob). The range can be determined directly on the data logger or via the MultiLab™ software.
Common usage
The Oxygen Sensor can be used to perform a wide variety of experiments in order to determine changes in % O₂ in air and dissolved oxygen levels (especially in aquariums), photosynthesis and respiration of plants and monitoring human respiration.
Specifications
- Range: 0 to 12.5 mg/L DO₂; 0 to 25 % O₂
- Accuracy: ±7 % over entire range
- Resolution (12-bit):
- 0 to 12.5 mg/L0.003 mg/L
- 0 to 25 % 0.007%
- Temperature Compensation: No
- Response Time for 95% of Reading: Up to 2 minutes
- Default Sample Rate: 10 samples per second
- Electrolyte: Sodium Hydroxide solution
Features: Equipped with an offset calibration knob
pH
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pH
DT016A
- Biology
- Chemistry
- Physics
- EcoLogXL
ClosePrintDescription
The pH sensor is capable of measuring the entire range of 0 - 14 pH and is used for various experiments in Biology, Chemistry and Environmental Science. This sensor can replace the traditional pH meter and in addition, it automatically collects the pH data and the pH changes during chemical reactions and displays these changes in a graph. The pH sensor (DT016A) consists of the Fourier Systems adaptor (DT017) and a pH electrode (DT018) and is equipped with an automatic temperature compensation system.
Common usage
The pH Sensor is used for various experiments in Biology, Chemistry and Environmental Science. Common experiments include: measuring the pH of bodies of water over long periods of time, diffusion of liquids, acidification of milk, or acid-base titration, and more.
Specifications
- Range: 0 to 14 pH
- Accuracy: ±2 % over entire range, after temperature compensation
- Resolution (12-bit): 0.004 pH
- Temperature Compensation: Yes
- Operating Temperature: 0 to 50 °C
- Response Time for 95% of Reading: 10 seconds
- Default Sample Rate: 10 samples per second
Feature: Equipped with an offset calibration screw
Sensor Storage: Store the pH electrode in its storage solution when not in use
Photo Gate
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Photo Gate
DT137A
- Environment
- Math
- EcoLogXL
ClosePrintDescription
This general-purpose Photo Gate Sensor is commonly used to measure the time it takes for an object to pass between its arms. It is used for a wide variety of experiments in Physics and physical science classes.
Common usage
- Measuring acceleration due to gravity
- Studying the swing of a pendulum
- Measuring the speed of a rolling object
- Measuring the speed of objects undergoing collisions
Specifications
- Range: 0 to 5 V
- Detector rise time: 180 ns
- Detector fall time: 180 ns
- Parallax error: For an object passing within 1 cm of the detector, with a velocity less than 10 m/s, the difference between the true and effective length is less than 1 mm Infrared source: Peak at 800 nm
Potassium Sealed Electrode
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Potassium Sealed Electrode
AC008A
- Biology
- Chemistry
- Environment
ClosePrintPotassium Sealed Electrode
View Basket Potassium Sealed Electrode
AC008A
- Biology
- Chemistry
- Environment
Description
This Potassium Electrode is a PermaFil (non-refillable) Ion-selective electrode, with a sealed, gel-filled reference chamber. No reference fill solution is required. The electrode is used to conduct water quality studies by measuring Potassium ions found in aqueous solutions.
The Potassium Electrode Set (AC008A) consists of PermaFil combination electrode (AC008) (this combines the Ion-selective electrode and the reference electrode) and Fourier’s ISE amplifier (AC021).
Common usageSome of the main areas in which Ionselective electrodes have been used include water quality studies, determining
the concentration of ammonium ions in aqueous solutions, pollution monitoring and agriculture & food processing.Specifications
- Concentration Range: 1 M to 7x10-6 M or 90.04 ppm to 39,000 ppm
- Resolution (12-bit): 0.15 mV
- pH Range: 2.0 to 12.0 pH
- Temperature Range: 0 to 40 °C
- Minimum Sample Size: 3 mL in a 50 mL beaker
- Reproducibility: ±2 %
- Default Sample Rate: 10 samples per second
- Electrode Resistance: 10 to 20 MΩ
- Interfering Ions: Cs+, Nh⁴+, Ti+, H+, Ag+, Tris+, Li+, Na+
The Ion Selective Electrode Adapter AC021 is also available for purchase separately.
Pressure (0 to 700 kPa)
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Pressure (0 to 700 kPa)
DT015-1
- Chemistry
- Math
ClosePrintDescription
The Pressure Sensor (0-700 kPa) is an absolute gas pressure sensor. It measures applied external pressure relative to zero pressure reference sealed inside the sensor. The Pressure sensor’s range is 0-700 kPa (0-6.9 atm or 0–7,000 mbar).
Included with this sensor are a plastic tube with a Luer Lock Connector, suitable for experiments in small containers as syringes and valves.
Common usage
The Pressure Sensor is commonly used in Biology and Chemistry experiments, such as demonstrating Boyle’s Law, Gay- Lussac’s Law or measuring the rate of a chemical reaction.
Specifications
- Range: 0 - 700 kPa
- Accuracy: ±3 % over entire range
- Resolution (12-bit): 0.18 kPa
- Default Sample Rate: 10 samples per second
- Response Time (for 90% change in reading): 1 ms
- Operating Temperature: 0 to 85 °C
Features: Equipped with an offset calibration screw
Pressure (150-1,150 mbar)
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Pressure (150-1,150 mbar)
DT015
- Biology
- Chemistry
- Physics
- Math
ClosePrintPressure (150-1,150 mbar)
View Basket Pressure (150-1,150 mbar)
DT015
- Biology
- Chemistry
- Physics
- Math
Description
The Pressure Sensor (150-1,150 mbar) is an absolute gas pressure sensor that measures applied external pressure relative to zero pressure reference sealed inside the sensor.
Common usage
The Pressure Sensor can be used as an altimeter (measuring your current height) and as a barometer for various meteorological measurements. Typical uses include investigating the evaporation of water from terrestrial plants – transpiration, measuring the photosynthesis rate in water plants, measuring the respiration rate of germinating seeds, investigating the effect of light on photosynthesis rate and as well as examining the Ideal Gas Law.
Specifications
- Range: 150 to 1,150 mbar
- Accuracy: ±1 % over entire range
- Resolution (12-bit): 0.25 mbar
- Default Sample Rate: 10 samples per second
- Response Time (for 90% change in reading): 1 ms
- Operating Temperature: 0 to 85 °C
Rain Collector
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Rain Collector
AC013A
- Physics
ClosePrintDescription
Fourier’s Rain Collector is designed in accordance with the guidelines of the World Meteorological Organization. The Rain Collector consists of a collection cone and two tipping buckets.
Common usage
The Rain Collector is used in a variety of experiments in the areas of Climatology and Environmental Studies to measure the rainfall.
Specifications
- Range: 0 to 819 mm
- Resolution (12-bit): 0.02 mm
- Accuracy: ±0.2 mm
- Data Logger Input Type: Digital
Rotary Motion
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Rotary Motion
DT148A
- Biology
- Math
ClosePrintDescription
This Rotary Motion Sensor measures angular position in very high resolution and counts the sensor pulley turns. It can also be used to measure linear motion with a resolution of 0.1 mm. This is done by rolling the pulley along a plane, or by hanging a string over the pulley.
The Rotary Motion Sensor comes with a 3-step pulley and mounting rod. An optional accessory is also available: a pendulum that consists of a long light aluminum rod and two brass masses which can be attached at any point on the thin rod.
Common usage
Fourier’s Rotary Motion Sensor is a sensitive, accurate angular and linear position sensor. Common experiments include: acceleration, pendulum, harmonic motion, torque, moments of inertia and for very accurate linear position in two slits laser interference.
Specifications
- Range: ±128 °
- Resolution (12-bit): 0.062 °
- Accuracy: ±0.125 °
- Maximum Speed: 1 m/s
- Default Sample Rate: 10 samples per second
- 3-step Pulley Radius: 0.025 m, 0.015 m, 0.005 m
- Direction of Motion: Indicates
- Data Logger Input Type: Digital
Recommended Sensor Usage: Operated while the AC/DC adapter powers the data logger
Smart Pulley
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Smart Pulley
DT122A
- Math
ClosePrintDescription
This Smart Pulley is comprised of a pulley and Photo Gate Sensor. It is used to measure the speed of a string suspended over the pulley by measuring the tangent velocity of the pulley.
Common usage
Primarily used in Physics mechanics experiments, the Smart Pulley is used to measure velocity and acceleration of moving objects and to learn Newton’s laws of dynamics. Typical experiments include examining dynamics carts motions on a track, Newton’s second law and the motion of an Atwood’s machine.
Specifications
- Range: 0 to 99 m/s
- Accuracy: 0.05 m/s
- Resolution (12-bit): 0.024 m/s
- Max. Sampling Rate: 100 m/s
- Timing Interval: < 5 μs
- Parallax Error: For an object passing within 1 cm of the detector, with a velocity less than 10 m/s, the difference between the true and effective length is less than 1 mm.
- Infrared Source: Peak at 800 nm
- Data Logger Input Type: Digital
Soil Moisture
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Soil Moisture
DT171A
- Biology
- Physics
ClosePrintDescription
Fourier’s high-performance and highaccuracy Soil Moisture Sensor measures soil moisture from 0 to 200 centibar (cb). By measuring the soil moisture’s electric resistance, this sensor converts data into calibrated readings of soil water suction. Included with this sensor are the soil moisture sensor, Fourier’s adaptor and a BNC/ alligator cable. The sensor consists of two concentric electrodes embedded in a reference granular matrix material.
The matrix material is surrounded by protective synthetic membrane and held in a stainless case.
Common usage
The Soil Moisture sensor is used to optimize irrigation and warn of plant stress at the dry or wet ends of the scale.
Specifications
- Range: 0 to 200 cbar, 0 to 200 kPa
- Accuracy: ±2 % over entire range
- Resolution (12-bit): 0.05 cbar
- Default Sample Rate: 10 samples per second
- Operating Temperature Range: 0 to 40 °C (32 to 105 °F)
Sound Level
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Sound Level
DT320
- Physics
- Math
ClosePrintDescription
The Sound Level Sensor measures sound in decibels (dB) within the range of 45 to 110 dB, and is ideal for measuring environmental noises and room acoustics. This sensor includes a special voltage filter to screen out any noise that may come from the data logger’s voltage line. There are three amplifying stages in this sensor and it automatically switches between stages, for maximum range and flexibility.
Common usage
Measuring sound level, investigating environmental noises and room acoustics, and studying sound isolation are just some of the common uses of the Sound Level Sensor.
Specifications
- Range: 45 to 110 dB
- Accuracy (at 23 °C ±5 °C): ±3 dB
- Resolution (12-bit): 0.05 dB
- Recommended Logging Rates: 10 or 25 samples per second
- Response Time: 20 ms
- Frequency: 31.5 to 8,000 Hz
- Operating Temperature: 0 to 50 °C (32 to 122 °F)
- Operating Humidity: Max. 90% RH (0 to 35 °C)
Spirometer
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Spirometer
DT037A
- Biology
- Environment
- EcoLogXL
ClosePrintDescription
The Spirometer is a breathing sensor which allows students to conduct experiments in physiology. Based on air speed, the Spirometer calculates the airflow rate and lung capacity of the user breathing into the sensor. The results are shown in liters per minute. The Spirometer sensor consists of Fourier’s sensor case, a unique breath sensor tube and removable single-use plastic nozzle.
Common usage
Typical experiments with the Spirometer Breathing Sensor would include investigating the lung capacity of athletes versus non-athletes, comparing lung capacity of smokers versus non-smokers and other general respiratory experiments.
Specifications
- Range: ±315 L/min, ±5.25 L/sec
- Accuracy: ±8 % over entire range
- Resolution (12-bit): 0.16 L/min
- Default Sample Rate: 10 samples per second
Temperature (-25 to 110 °C)
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Temperature (-25 to 110 °C)
DT029
- Biology
- Chemistry
- Physics
- Math
ClosePrintTemperature (-25 to 110 °C)
View Basket Temperature (-25 to 110 °C)
DT029
- Biology
- Chemistry
- Physics
- Math
Description
Fourier’s stainless steel Temperature Sensor is both simple and durable. It is covered with a protective isolating material, making it significantly stronger than a traditional glass thermometer. The sensor connects directly to the data logger using a standard mini-din cable.
Common usage
With a range of -25 °C to 110 °C, it can be used for experiments in Chemistry, Physics, Biology, Earth Science, and Environmental Science. It is particularly well suited for conduction water and other chemical solution temperature measurements.
Specifications
•Range for NOVA5000:
- -25 to 110 °C
- -13 to 230 °F
- 263 to 383.15 K
Range for MultiLogPRO:
- -25 to 110 °C
- -13 to 230 °F
- Accuracy: ±2 % over entire range
- Resolution (12-bit): 0.03 °C
- Default Sample Rate: 10 samples per second
- Response Time (for 90% change in reading):
- 20 seconds in liquid
- 40 to 60 seconds in air
- Sensing Element: Located inside the sensor’s tip
Temperature -10 to 110 °C (EcoLogXL Only)
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Temperature -10 to 110 °C (EcoLogXL Only)
DT241
- Environment
- EcoLogXL
ClosePrintTemperature -10 to 110 °C (EcoLogXL Only)
View Basket Temperature -10 to 110 °C (EcoLogXL Only)
DT241
- Environment
- EcoLogXL
Description
This Temperature Sensor is exclusively compatible with the EcoLogXL data logger. The sensor is coated with isolating material for better durability. It measures temperature between -10 °C and 110 °C, and has an accuracy of ±1 °C. It is highly suitable for conducting water and other chemical solution temperature measurements.
Common usage
The Temperature Sensor can be used in experiments such as examining endothermic reactions or the combined gas law. Its durable construction makes it suitable for use in long-term measurements on bodies, in water or outdoor temperature.
Specifications
- Dual range:
- -10°C to +110°C (14°F to 230°F)
- -10°C to +50°C (14°F to 122°F)
- Resolution: 0.2°C
- Accuracy: ±1°C
- Resistant to mild chemical solutions
Temperature PT-100 (-200 to 400 °C)
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Temperature PT-100 (-200 to 400 °C)
DT027
- Biology
- Chemistry
- Physics
- Math
ClosePrintTemperature PT-100 (-200 to 400 °C)
View Basket Temperature PT-100 (-200 to 400 °C)
DT027
- Biology
- Chemistry
- Physics
- Math
Description
The PT-100 Temperature Sensor is a Platinum Resistance Thermometer (PRT) which offers high accuracy over a wide temperature range (from -200 to 400 °C). This sensor also includes Fourier’s adaptor.
It is ideally suitable for water and other chemical solution temperature measurements and due to the sensor’s wide range (-200 to 400 °C), it can also be used as a thermometer for experiments in Chemistry, Physics, Biology, Earth Science, Environmental Science.
Common usage
The Temperature Sensor is commonly used in the research of extremely low temperatures and it is also a very powerful sensor for monitoring liquid gases and other materials.
Specifications
Range for NOVA5000:
- -200 to 400 °C
- -328 to 752 °F,
- 73.15 to 673.15 K
Range for MultiLogPRO:
- • -200 to 400 °C
- • -328 to 752 °F
- Accuracy: ±2 % over entire range
- Resolution (12-bit): 0.15 °C
- Default Sample Rate: 10 samples per second
- Response Time (for 90% change in reading):
- 20 seconds in liquid
- 40-60 seconds in air
- Feature: Equipped with an offset calibration screw
- Sensing Element: Located inside the sensor’s tip
Temperature TC-K (0 to 1,200 °C)
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Temperature TC-K (0 to 1,200 °C)
DT025
- Biology
- Chemistry
- Environment
- Physics
- Math
- EcoLogXL
ClosePrintTemperature TC-K (0 to 1,200 °C)
View Basket Temperature TC-K (0 to 1,200 °C)
DT025
- Biology
- Chemistry
- Environment
- Physics
- Math
- EcoLogXL
Description
The Temperature TC-K sensor has a range of 0 to 1,200 °C and provides highly accurate measurements, with a maximum error of 2% over the entire range.
Common usage
The Temperature TC-K sensor is used to measure high temperature experiments such as monitoring chemical processes that occur in high temperatures, measuring the different temperatures in a flame or simply monitoring ovens.
Specifications
Range for NOVA5000:
- 0 to 1,200 °C
- 32 to 2,192 °F
- 273.15 - 1473.15 K
Range for MultiLogPRO:
- 0 to 1200 °C
- 32 to 2,192 °F
- Accuracy: ±2 % over entire range
- Resolution (12-bit):
- 0.3 °C
- 0.55 °F
- Default Sample Rate: 10 samples per second
Feature: Equipped with an offset calibration screw
Turbidity
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Turbidity
DT095A
- Biology
- Chemistry
- Environment
ClosePrintDescription
Turbidity is the measure of the cloudiness of water - the cloudier the water, the greater the turbidity. Turbidity
in water is caused by suspended matter, which will deflect (or scatter) light as it passes through the sample. The Turbidity Sensor takes measurement of the scattered light as compared to the amount of light scattered by a standard. Included with the sensor are 15 empty cuvettes and one bottle containing 100 NTU Formazin Standard.
Common usage
Because Turbidity affects water quality, this sensor can be used to examine the effect of turbidity on human health, industrial processes and the environment.
Specifications
- Range: 0 to 200 NTU
- Accuracy: 20% over entire range
- Resolution (12-bit): 0.25 NTU
- LED Wavelength: 875 nm
- Standard: Formazin 100 NTU
- Default Sample Rate: 10 samples per second
Voltage – Triple Range
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Voltage – Triple Range
DT019
- Chemistry
- Math
ClosePrintDescription
A high precision, quick response sensor, Fourier’s Voltage (triple range) Sensor is three sensors in one body. It is designed to take measurements in the ranges of: ±1 V, ±10 V and ±25 V. The sensor is equipped with a switch for selecting the desired voltage range, and comes with two durable banana plugs for easy connection; and floating inputs, to connect any number of voltage sensors to a circuit without shortening them. This sensor is only compatible with Fourier’s NOVA Link data logger.
Common usage
This is a precise differential sensor, capable of measuring both direct and alternate voltage current and is suitable for use in a wide range of experiments in Physics and Chemistry. Typical experiments performed using this sensor include: EMF and internal resistance, V-I characteristics of a wire, a light bulb and a diode, Connections of batteries, Resistance of a wire – Ohm’s Law and many more.
Specifications
Range:
- ± 1 V
- ± 10 V
- ± 25 V
Input Voltage: AC or DC
Accuracy:
- For: ± 1 V 1%
- For: ± 10 V 1%
- For: ± 25 V 2%
Resolution (12-bit):
- For: ± 1 V 0.5 mV
- For: ± 10 V 5 mV
- For: ± 25 V 12.5 mV
Maximum Sample Rate: 10,000 samples per second
Input Resistance: 1MΩ
Maximum Input Voltage: 200 V
Voltage (0 to 5 V)
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Voltage (0 to 5 V)
DT003
- Chemistry
- Math
ClosePrintDescription
This regular Voltage Sensor measures voltage between 0 and 5 Volts. It has two durable banana plugs for easy connection. The sensor has floating inputs, which means that any number of voltage sensors can be connected to a circuit without shortening them.
Common usage
This Voltage Sensor is used in experiments such as capacitor charging and discharging, studying voltage characteristics of light bulb and diode, EMF and damped oscillations.
Specifications
- Range: 0 to 5 V
- Input Voltage: DC
- Accuracy: ±3 % over entire range
- Resolution (12-bit): 1.25 mV
- Sensor Inputs: Floating
- Input Resistance: >1 MΩ
- Maximum Input Voltage: 60 V
Voltage (±2.5 V)
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Voltage (±2.5 V)
DT002
- Chemistry
- Environment
- Math
- EcoLogXL
ClosePrintDescription
This Fourier sensor is a regular voltage sensor, measuring between -2.5 and 2.5 Volts. It is a differential sensor, capable of measuring both direct and alternate current. The sensor has two durable banana plugs for easy connection. The Voltage Sensor also has floating inputs, allowing any number of voltage sensors to a circuit to be connected, without shortening them.
Common usage
The Voltage Sensor is typically used in experiments such as capacitor charging and discharging, studying the voltage characteristics of a light bulb and a diode, EMF and damped oscillations.
Specifications
- Range: ±2.5 V
- Input Voltage: AC or DC
- Accuracy: ±3 % over entire range
- Resolution (12-bit): 1.25 mV
- Sensor Inputs: Differential and floating
- Input Resistance: >1 MΩ
- Maximum Input Voltage: 60 V
Voltage (±25 V)
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Voltage (±25 V)
DT001
- Chemistry
- Environment
- Math
- EcoLogXL
ClosePrintDescription
This Voltage Sensor is a differential sensor, capable of measuring both direct and alternate current. The sensor has two durable banana plugs for easy connection, as well as floating inputs, allowing one to connect any number of voltage sensors to a circuit without shortening them.
Common usage
The Voltage Sensor can be used in conducting experiments such as capacitor charging and discharging, studying of voltage characteristics of a light bulb and a diode, measuring magnetic induction, EMF and damped oscillations.
Specifications
- Range: ±25 V
- Input Voltage: AC or DC
- Accuracy: ±3 % over entire range
- Resolution (12-bit): 12.5 mV
- Maximum Sample Rate: 20,000 samples per second
- Input Resistance: 250 kΩ
- Maximum Input Voltage: 60 V