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The Spark

Igniting the imagination through cooperative learning

Scientific / Probeware

We offer an assortment of easy-to-use data loggers and sensors that allow you to work at the cross section of science and technology. Pair these tools with our other electronics equipment and experiment with something new or borrow them for use in your own or coursework-related field studies.

Data Logger and Sensors

Vernier LabQuest 2

Vernier LabQuest 2 data logger

Specifications and Info.

Circulation Information

  • House Location: WILLIS
  • Catalog Record: Check Availability / Place a Hold
  • Fines Rate: $10 per day late 
  • Notes: Kit includes logger unit, stylus, battery, power adapter, USB cable.

 

Amoeba Dual Purpose Digital Microscope

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: by Celestron
    • 10x, 60x and 200x magnification
    • Built-in 1.3 MP digital camera
      Top and bottom LED illumination
      82 mm (3.2") diameter stage
      Coarse focus with dual knobs
    • Plug-and-play with Windows 2000, XP, Vista, 7, and Mac OSX 10.4.6 or newer with included USB 2.0 cable
  • Info: 

Circulation Information

  • House Location: WILLIS
  • Catalog Record: Check Availability / Place a Hold
  • Fines Rate: $10 per day late 
  • Notes: Accessories Included: 8 prepared slides, 4 blank slides, tweezers, needle probe, eyedropper, ULead photo capture software for Windows

 

Barometer

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: Measures actual, or station pressure, but it can be calibrated to measure the elevation-adjusted, or sea level pressure, if desired for weather studies.
    • Sensing element: SenSym SDX15A4; Pressure Range: 0.8 to 1.05 atm; Maximum pressure that the sensor can tolerate without permanent damage: 2.04 atm or 61 in Hg; sensitivity: 436 mV/in of Hg to 13.06 V/atm; Typical resolution: 1.0026 x 10⁻⁴ atm; combined linearity and hysteresis: typical ±0.1% full scale, maximum ±0.5% full scale; Response time: 100 microseconds.
  • Info: 

Circulation Information

 

C02 Gas Sensor

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: Measures gaseous carbon dioxide levels by monitoring the amount of infrared radiation absorbed by carbon dioxide molecules.

    Response time: 95% of full-scale reading in 120 seconds; Warm-up time: 90 seconds; Pressure effect: 0.19% of reading/mm of Hg from standard pressure; Output signal range: 0-4.0 V; Gas sampling mode: diffusion; Normal operating temperature range: 25°C (±5°C); Operating humidity range: 5–95% (non-condensing); Storage temperature range: –40 to 65°C; Storage temperature range: –40 to 65°C: Low range: 0 to 10,000 ppm CO2, High range: 0 to 100,000 ppm CO2.
  • Info: Manual

Circulation Information

 

Gas Pressure Sensor

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: Used to monitor pressure changes in gas-law experiments in chemistry, biology, and physics.

    Pressure range: 0 to 210 kPa (0 to 2.1 atm or 0 to 1600 mm Hg); Accuracy: ±4 kPa; Maximum pressure that the sensor can tolerate without permanent damage: 4 atm; Sensing element: Honeywell SSCMRNN030PAAA5.

    Included Accessories: 2 tapered valve connectors in a #5 stopper, 1 tapered valve connector in a #1 stopper, 1 two-way valve, 2 Luer-lock connectors connected to either end of plastic tubing, 1 20 mL syringe, 2 transpiration tubing clamps.
  • Info: Manual

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Extech EX 330: 12 Function Mini Multimeter + Non-Contact Voltage Detector

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: A compact auto-ranging multimeter which features extra large 4000 count display and a built-in non-contact AC voltage detector.
  • Info: 

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O2 Gas Sensor

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: Used to monitor gaseous oxygen levels
  • Measurement range: 0-27% (0-270 ppt); accuracy (@ Standard Pressure 760 mm Hg): ± 1% volume O₂; typical resolution: 0.01%; response time: ̃12 seconds to 90% of value; gas sampling mode: diffusion; sensor tube: 45 mm length, 28 mm OD.
  • This kit comes with The O2 sensor, 250mL gal sampling bottle and O2 Gas Sensor booklet
  • Info: Manual

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Optical DO Probe

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: Used to measure the concentration of dissolved oxygen in water samples tested in the field or in the laboratory

    Range: 0 to 20 mg/L; accuracy: mg/L ± .2 mg/L below 10 mg/L to ± .4 ml/L above 10 mg/L; typical resolution: 0.006 mg/L; automatic temperature compensation.

    Comes with Probe, bottle and light shield.
  • Info: Manual 

Circulation Information

 

Salinity Sensor

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: Measures the total dissolved salt content in an aqueous solution.
  • "Measure water with a wide variety of salinities, from brackish water to ocean water, and even hyper-saline environments. You can also study how salinity affects buoyancy or monitor salinity values in estuaries where fresh water mixes with ocean water." -- website.

    Range of salinity sensor: 0 to 50 ppt; Accuracy using factory calibration: ±3% of full-scale reading; Accuracy using custom calibration: ±1% of full-scale reading; response time: 90% of full-scale reading in 10 s; Temperature compensation: automatic from 5 to 35° C; Temperature range (can be placed in): 0 to 80°C; cell constant: 10 cm⁻¹; Description: dip type, epoxy body, parallel electrodes.
  • Info: Manual 

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Soil Moisture Sensor

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: Used to measure the volumetric water content of soil. This makes it ideal for performing experiments in courses such as soil science, agricultural science, environmental science, horticulture, botany, and biology.

    Range: 0 to 45% volumetric water content soil; accuracy: ±4% typical; typical resolution: 0.1%; power: 3 mA @ 5VDC; operating temperature: -40°C to +60°C.
  • Info: Manual 

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Sound Level Sensor

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: Measures sound level in decibels.
  • Example uses:
    - Environmental noise studies
    - Sound level comparisons
    - Investigating room acoustics
    - Investigating sound insulation

    Sensor: 3/8" electret (prepolarized) condenser microphone; measurement range: 55 dB to 110dB; frequency range: 30 Hz to 10,000 Hz; resolution: 0.1 dB; accuracy: 3 dB (ref 90 dB @ 1kHz)
  • Info: Manual 

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Stainless Steel Temperature Probe

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: A general-purpose temperature sensor that can be used in organic liquids, salt solutions, acids, and bases.
  • Info: Manual 

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Tris-compatible Flat pH Sensor

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: Monitor/test pH.
  • Examples:
    - aquariums
    - water quality in lakes, streams, etc.
  • Range: pH 0-14; electrode type: double-junction, sealed, gel-filled, Ag/AgCl reference, polycarbonate body; membrane style: flat glass; storage solution: pH 4/KCl solution (10 g KCl in 100 mL buffer pH-4 solution); cable 1 meter with BNC connector; temperature range: 0-100°C.
  • Info: Manual 

Circulation Information

 

Turbidity Sensor

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: "Turbidity is a measure of water's lack of clarity and is an important indicator of water quality. Water with high turbidity is cloudy, while water with low turbidity is clear."--User manual.

    Range: 0 to 200 NTU; Typical resolution: 0.25 NTU; Standard: StablCAL Formazin Standard 100 NTU; Accuracy: ±2 NTU for readings under 25 NTU; ±5% of readings above 25 NTU; LED wavelength: 890 nm.
  • Info: Manual 

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Interfaces

Connect our sensors with other tools we offer.

Arduino interface shield for Scientific Probeware

Vernier LabQuest 2 data logger

Specifications and Info.

  • Description: Make connections from Arduino microcontrollers to Vernier sensors.

    2 analog sensor ports (BTA sockets), 2 digital sensor ports (BTD sockets), reset button, general-purpose button, indicator LED, multiplexer to allow auto-ID to work on both channels.
    Supported microcontrollers: SparkFun Arduino RedBoard, Arduino UNO, Arduino Leonardo, Intel Galileo.

    Range: 0 to 200 NTU; Typical resolution: 0.25 NTU; Standard: StablCAL Formazin Standard 100 NTU; Accuracy: ±2 NTU for readings under 25 NTU; ±5% of readings above 25 NTU; LED wavelength: 890 nm.
  • Info: Manual 

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NXT Sensor Adapter

Vernier LabQuest 2 data logger

Specifications and Info.

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