The Stainless Steel Temperature Probe is a rugged, general-purpose temperature sensor that can be used in organic liquids, salt solutions, acids, and bases. Use it as you would use a thermometer for experiments in chemistry, physics, biology, Earth science, and environmental science.
Specifications
Temperature range: –40 to 135°C (–40 to 275°F)
Maximum temperature that the sensor can tolerate without damage: 150°C
Typical Resolution:0.17°C (–40 to 0°C)
0.03°C (0 to 40°C)
0.1°C (40 to 100°C)
0.25°C (100 to 135°C)
Temperature sensor: 20 kΩ NTC Thermistor
Accuracy: ±0.2°C at 0°C, ±0.5°C at 100°C
Response time (time for 90% change in reading):10 seconds (in water, with stirring)
400 seconds (in still air)
90 seconds (in moving air)
Probe dimensions:Probe length (handle plus body): 15.5 cm
Stainless steel body: length 10.5 cm, diameter 4.0 mm
Probe handle: length 5.0 cm, diameter 1.25 cm
What's included
Vernier Stainless Steel Temperature Probe
User Manual - TMP-BTA
The Go Direct Force and Acceleration Sensor couples a 3-axis accelerometer with a stable and accurate force sensor that measures forces as small as ±0.1 N and up to ±50 N. Measure pushes and pulls in the classroom or outdoors. It connects via Bluetooth® wireless technology or via USB to your device.
Specifications
Force: ±50 N
Acceleration: 3 axis, ±16 g
Gyroscope: 3 axis, 2000°/s
Accuracy: ±0.2 N when calibrated
Connections:Wireless: Bluetooth
Wired: USB
What's included
Go Direct Force and Acceleration Sensor
Hook
Bumper
Nylon screw
Accessory rod
Micro USB Cable
User Manual - GDX-FOR
LabQuest Mini (Model 2) is a powerful, affordable, and easy-to-use sensor interface for data collection on a computer or a Chromebook.
User Manual - LQ-MINI
The Go Direct Temperature Probe is a rugged, general-purpose sensor that students can use to monitor temperature. It connects via Bluetooth® wireless technology or via USB to your device. Save money when you purchase the Go Direct Temperature Teacher Pack, which includes 8 Go Direct Temperature Probes and a Go Direct® Charge Station.
Specifications
Range: –40 to 125°C
Handle range: –10 to 45°C
Resolution: 0.01°C
Accuracy: ±0.25°C
Response time (time for 90% of reading): 20 seconds (in water, with stirring)
Connections:Wireless: Bluetooth
Wired: USB
What's included
Go Direct Temperature
Go Direct Temperature Probe
Micro USB Cable
Quick-start guide
Go Direct Temperature Teacher Pack
8 Go Direct Temperature Probes
Charge Station
8 Micro USB Cables
Quick-start guide
User Manual - GDX-TMP
The Go Direct pH Sensor is a general-purpose pH sensor used to monitor pH of aqueous solutions. It connects via Bluetooth® wireless technology or via USB to your device. Save money when you purchase the Go Direct pH Teacher Pack, which includes 8 Go Direct pH Sensors and a Go Direct® Charge Station.
Specifications
pH range: 0–14
Accuracy with new electrode (pH): ±0.2
Type: Sealed, gel-filled, polycarbonate body, Ag/AgCl reference, single junction
Shaft diameter: 12 mm OD
Storage solution: pH-4/KCl solution (10 g KCl in 100 mL buffer pH-4 solution)
Connections:Wireless: Bluetooth
Wired: USB
What's included
Go Direct pH
Go Direct pH Sensor (includes Go Direct Electrode Amplifier)
pH storage solution bottle with pH storage solution
Micro USB Cable
Quick-start guide
Go Direct pH Teacher Pack
8 Go Direct pH Sensors
8 pH storage solution bottles with pH storage solution
Charge Station
8 Micro USB Cables
Quick-start guide
User Manual - GDX-PH
Our general-purpose pH Sensor can be used across disciplines, including chemistry, biology, middle school science, and environmental science.
Specifications
Range: pH 0–14
Accuracy with new electrode (pH): ±0.2
Type: Sealed, gel-filled, polycarbonate body, Ag/AgCl reference, single junction
Shaft Diameter: 12 mm OD
Storage solution: pH-4/KCl solution (10 g KCl in 100 mL buffer pH-4 solution)
What's included
Vernier pH Sensor
pH storage solution
pH storage solution bottle
User Manual - PH-BTA
The Go Direct SpectroVis Plus Spectrophotometer quickly measures a full wavelength spectrum. It connects via Bluetooth® wireless technology or via USB to your device.
Specifications
Wavelength Range: 380 nm–950 nm
Support for fluorescence: Two excitation sources centered at 405 nm and 500 nm
Reported Wavelength Interval: ~1 nm between reported values (collects 570 values)
Optical resolution (FWHM): 5.0 nm
Wavelength accuracy: ± 4.0 nm
Photometric accuracy: ± 0.10 A.U.
Dimensions: 15 cm x 9 cm x 4 cm
Light Sources: Incandescent white bulb, approximately 8000 hour lifetime, one-step calibration. LED-based, approximately 100,000 hour lifetime. No external power is required.
Typical scan time: ~2 s
Connections:Wireless: Bluetooth
Wired: USB
What's included
Go Direct SpectroVis Plus Spectrophotometer
15 plastic cuvettes and lids
Mini USB Cable
Power supply
User Manual - GDX-SVISPL-INTL
Use the Dual-Range Force Sensor in a wide variety of experiments, including the study of friction, simple harmonic motion, impact in collisions, or centripetal force.
Specifications
± 10 N Range Resolution: 0.01 N
± 50 N Range Resolution: 0.05 N
Accuracy: ±0.2 N when calibrated
What's included
Dual-Range Force Sensor
Hook
Bumper
Nylon thumb screw
Accessory Rod
User Manual - DFS-BTA
Use the Photogate to study free fall, rolling objects, collisions, and pendulums.
Specifications
Power req: 5 VDC at 40 mA
Infrared source: Peak at 880 nm
Dimension: 75 mm gate width
Output is high and LED off for unblocked gate
Output is low and LED on for blocked gate
Beam approximately 9 mm from the end of the gate arms
Resolution: 1μs
What's included
Vernier Photogate
(1) Interface cable
(1) Accessory rod
User Manual - VPG-BTD
The Go Direct Gas Pressure Sensor measures the absolute pressure of a gas. It connects via Bluetooth® wireless technology or via USB to your device.
Specifications
Range: 0 to 400 kPa
Resolution: 0.03 kPa
Accuracy: ±3 kPA
Maximum sampling rate: 50 samples/s
Internal volume: 0.8 mL
Maximum pressure that the sensor can tolerate without permanent damage: 450 kPa
Connections:Wireless: Bluetooth
Wired: USB
What's included
Vernier Go Direct Gas Pressure Sensor
Tapered valve connectors (Stopper Stems)(2) inserted into a No. 5 stopper
Tapered valve connector (Stopper Stem)(1) inserted into a No. 1 stopper
Two-way valve
18 inch Tygon tubing with Luer Lock connectors
20 mL syringe
White transpiration tubing clamps (2)
User Manual - GDX-GP
LabQuest® 3 is a powerful, advanced, easy-to-navigate, and versatile data-logging solution for STEM students. The built-in data-collection and analysis app works with all Vernier sensors, supporting hands-on data collection in the classroom, in the lab, and in the field. LabQuest 3 includes a Micro USB Cable and LabQuest 3 Power Supply.
Specifications
Display
15.41 cm x 8.59 cm (17.64 cm diagonal) screen
LED backlight
Landscape screen orientation
Connectivity
Wi-Fi 802.11 b/g/n @ 2.4GHz
Bluetooth® wireless technology
Touch Interface
Capacitive touch screen
Touch and drag—Use touch and drag to select regions on a graph or to scroll through menus.
Long Press—Use the long press to activate special functionality on some objects such as holding down the keyboard shift key to enable shift lock, or to initial a table selection.
Two-Finger Pinch/Zoom/Pan—Use this gesture to manually scale graphs or pan the data table.
Double tap—Double tap to scale the graph to fit the data or to edit elements of the data table such as cell data (when allowed), column name, or dataset name.
Single-finger swipe (from edges)—This gesture is used to change what app is displayed.
Data Acquisition
100,000 samples per second
12-bit resolution
Built-in GPS and microphone
Environmental Durability
Operating temperature: 0 – 45°C
Storage temperature: -30 – 60°C
Splash resistant
Rugged enclosure designed to withstand a fall from lab bench
Size and Weight
Size: 11.7 cm x 19.0 cm x 4.0 cm
Weight: 549 g
Ports
3 analog ports
2 digital ports
2 full-size USB ports for sensors
Micro USB port for computer communication
Audio out
DC power port
Storage
500 MB
Expandable with USB flash drive
Power
Rechargeable, high-capacity battery
DC charging/powering through external adapter (included)
User Manual - LABQ3-INTL
The Go Direct CO2 Gas Sensor measures gaseous carbon dioxide concentration levels, air temperature, and relative humidity. It can be used in a variety of biology experiments. It connects via Bluetooth® wireless technology or via USB to your device.
Specifications
CO2 SensorType: NDIR
Range: 0–100,000 ppm
Accuracy: 0 to 100,000ppm: ±(100ppm+5% reading value)
Resolution: 1 ppm CO2
Temperature SensorType: integrated circuit (IC)
Accuracy: ±0.4 °C
Resolution: 0.1°C
Range: -10 to +50 °C
Relative Humidity SensorType: integrated circuit (IC)
Accuracy: ± 2%
Resolution: 0.1%
Range: 0 to 100% (non-condensing)
DimensionsSensor shaft length: 82 mm
Sensor shaft diameter: 28 mm
Total length: 200 mm
ConnectionsWireless: Bluetooth
Wired: USB
What's included
Go Direct® CO2 Gas Sensor
Micro USB Cable
250 mL Nalgene Bottle w/Lid
User Manual - GDX-CO2
Go Direct Photogate is a double-gate sensor that includes two photogates built into the arms of the sensor, which accurately measures velocity and acceleration. It connects via Bluetooth® wireless technology or via USB to your device.
Specifications
Infrared source: Peak at 880 nm
Gate width: 77.5 mm
Internal gate separation: 20 mm
Distance from internal gates to bottom of photogate arms: ~10 mm
Distance from internal gates to sides of photogate arms: ~5 mm
Gate LED indicators: Off for unblocked gate, on for blocked gate
Resolution: 1 μs
Accuracy: ±1.0% FS
Battery: 650 mAh Li-Poly Rechargeable
Battery life (single full charge): ~10 hours continuous data collection
Battery life (long term): ~300 full charge cycles (several years depending on usage)
What's included
Go Direct Photogate
Accessory Rod
Micro USB Cable
User Manual - GDX-VPG
Vernier’s low-cost USB sensor interface connects Vernier sensors to a computer or to a Chromebook.
The Go!Link USB sensor interface is a quick and affordable way to get started with data-collection technology. It’s a single-channel interface that connects most Vernier sensors to your computer or Chromebook USB port.
Setting up data-collection experiments is as simple as 1-2-3:
Plug the Go!Link to a USB port and a sensor into the Go!Link.
Start the data-logging software.
Click on the “Collect” button to see a real-time graph!
USB specification:1.1
Maximum sample rate:Computer: 200 samples per secondChromebook: 10 samples per second
Resolution:12 bit
The Go Direct Motion Detector uses ultrasound to measure the position, velocity, and acceleration of moving objects. It connects via Bluetooth® wireless technology or via USB to your device.
Specifications
Range: 15 cm to 3.5 m
Resolution: 1 mm
Maximum sampling rate: 30 samples/s
Accuracy: ≤±1.0% FS
Connections:Wireless: Bluetooth
Wired: USB
What's included
Vernier Go Direct Motion Detector
Micro USB Cable
User Manual - GDX-MD
Use the Microphone to display and study the waveforms of sounds from voices and musical instruments. It also works well for speed of sound experiments.
Specifications
Frequency Range: approximately 100 Hz to 15 kHz
Power: 1.45 mA @ 5 VDC
What's included
Vernier Microphone
User Manual - MCA-BTA
Measuring the temperature of a distillation has never been safer—your students can conduct an experiment within the laboratory fume hood while collecting data at their lab station. The Go Direct Wide-Range Temperature Probe connects via Bluetooth® wireless technology or via USB to your device.
Specifications
Range: –20 to 330°C
Maximum temperature that the sensor can tolerate without damage: 380°C
Temperature detector: Platinum RTD (100 Ohm)
Accuracy: ±0.2°C at 100°C
Response time (from 25°C to 100°C in water): 30 seconds
Probe dimensions:Probe length (handle plus body): 24.5 cm
Stainless steel body:Length: 17 cm
Diameter: 6.4 mm
Probe handle:Length: 6.8 cm
Width: 2.25 cm
Thickness: 1.3 cm
Connections:Wireless: Bluetooth
Wired: USB
What's included
Go Direct Wide Range Temperature Probe
Micro USB Cable
Quick-start guide
User Manual - GDX-WRT
The Motion Detector is used to measure position, velocity, and acceleration of moving objects.
Specifications
Range: 0.15 to 6 m
Resolution: 1 mm
Accuracy: ≤±1.0% FS
What's included
Vernier Motion Detector
Digital Sensor Cable
User Manual - MD-BTD
The Magnetic Field Sensor can be used to study the field around permanent magnets, coils, and electrical devices. It features a rotating sensor tip to measure both transverse and longitudinal magnetic fields.
Specifications
Typical Resolution
± 0.32 mT range: 0.0002 mT
± 6.4 mT range: 0.004 mT
What's included
Vernier Magnetic Field Sensor
User Manual - MG-BTA
The Surface Temperature Sensor is designed for use in situations in which low thermal mass or flexibility is required, or for a skin temperature measurement.
Specifications
Temperature range: –25 to 125°C (–13 to 257°F)
Maximum temperature that the sensor can tolerate without damage: 150°C
Resolution: 0.025°C – 0.15°C
Temperature sensor: 20 kΩ NTC Thermistor
Accuracy: ±0.2°C at 0°C, ±0.5°C at 100°C
Response time (time for 90% change in reading)50 seconds (in still air)
20 seconds (in moving air)
Probe dimensions: Probe length (handle plus body) 15.5 cm
Important: For use in air and water only. For temperature measurements in harsher environments, we recommend the Stainless Steel Temperature Sensor.
What's included
Vernier Surface Temperature Sensor
User Manual - STS-BTA
Go Direct Spirometer is designed to make human respiratory measurements easy.
Specifications
Flow rate range: ±10 L/s
Flow head:Volume: 41 mL
Dimensions: 29.5 mm (diameter) × 82 mm (length)
Mass: 69 g
Construction: ABS plastic
Connections:Wireless: Bluetooth
Wired: USB
What's included
Go Direct Spirometer
Disposable mouthpieces (3)
Disposable bacterial filter (3)
Nose clips (3)
Micro USB Cable
User Manual - GDX-SPR
The Go Direct O2 Gas Sensor measures gaseous oxygen concentration levels and air temperature. It is useful for a variety of biology and physiology experiments. It connects via Bluetooth® wireless technology or via USB to your device.
Specifications
Oxygen SensorCell type: Electrochemical cell
Range: 0–100% (0–1000 ppt) O2
Accuracy (at standard pressure 760 mm Hg): ±1% O2
Resolution: 0.01% O2
Temperature SensorType: Thermistor
Accuracy: ±0.5°C
Resolution: 0.1°C
DimensionsSensor tube length: 38 mm
Sensor tube diameter: 28 mm
Total length: 155 mm
ConnectionsWireless: Bluetooth
Wired: USB
What's included
Go Direct® O2 Gas Sensor
Micro USB Cable
250 mL Nalgene Bottle w/Lid
User Manual - GDX-O2
A general-purpose pH electrode that connects to a Go Direct® Electrode Amplifier.
Specifications
Type: Sealed, gel-filled polycarbonate body, Ag/AgCl
Temperature Range: 5 to 80°C (readings not compensated)
12 mm outer diameter
Range: pH 0–14
Isopotential pH: pH 7 (point at which temperature has no effect on output)
BNC Connector
What's included
Go Direct pH Electrode BNC
pH storage solution bottle with pH storage solution
User Manual - GDX-PH-BNC