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LabQuest® 2 Biology Packages


     LabQuest 2

     Key Features

  • Standalone and computer sensor interface with a touch screen
  • Compatible with all Vernier sensors
  • Large and high-resolution screen with portrait and landscape orientations
  • Fast data collection
  • Rechargeable, high-capacity battery
  • Compatible with Windows and Macintosh computers
  • Collect, analyze, and share sensor data wirelessly with iPad, Android devices, and Chromebooks
  • Free software updates

Stainless Steel Temperature Probe

  • 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

Go Wireless Heart Rate

  • Battery Type: CR 2025
  • Battery Lifetime: 200 hrs
  • Operating Temperature: -10 to 50 °C
  • Wireless range: 10 m or more unobstructed
  • Radios: Bluetooth and 5 kHz RF transmission

Gas Pressure Sensor

  • 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

CO2 Gas Sensor

  • 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
  • Measurement Range:
    • Low range: 0 to 10,000 ppm CO2
    • High range: 0 to 100,000 ppm CO2
  • Typical Accuracy (at standard pressure, 1 atm):
    • Low range:
      • 0 to 1,000 ppm: ±100 ppm
      • 1,000 to 10,000 ppm: ±10% of reading
    • High range:
      • 0 to 1,000 ppm: ±200 ppm
      • 1,000 to 100,000 ppm: ±20% of reading
  • Resolution:
    • 0 to 10,000 ppm CO2: 3ppm
    • 0 to 100,000 ppm CO2: 30ppm

O2 Gas Sensor

  • 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 final value
  • Warm-Up Time: Less than 5 seconds to 90% of final value
  • Pressure Effect:

    • Directly proportional
    • Vout = Vout (standard) x (P/1013)
    • Pressure range: 0.5 atm to 1.5 atm
  • Output Signal Range: 0 to 4.8 VDC; 2.7 to 3.8 VDC @ 21% O2
  • Output Impedance: 1 KΩ
  • Input Voltage: 5 VDC +/–0.25 VDC
  • Gas Sampling Mode: Diffusion
  • Normal Operating Temperature Range: 25°C (±5°C)
  • Operating Temperature Range: 5 to 40°C (with calibration)
  • Operating Humidity Range: 0 to 95% RH
  • Storage Temperature Range: –20 to +60°C
  • Dimensions:

    • Sensor Tube: 45 mm length, 28 mm OD; total length: 120 mm

BioChamber 250

 

Bio Chamber 2000

 

Conductivity Probe

  • Range:
    • Low Range: 0 to 200 μS/cm (0 to 100 mg/L TDS)
    • Mid Range: 0 to 2000 μS/cm (0 to 1000 mg/L TDS)
    • High Range: 0 to 20,000 μS/cm (0 to 10,000 mg/L TDS)
  • Typical Resolution:
    • Low Range: 0.1 μS/cm (0.05 mg/L TDS)
    • Mid Range: 1 μS/cm (0.5 mg/L TDS)
    • High Range 10 μS/cm (5 mg/L TDS)
  • Accuracy using factory calibration:
    • ±8% of full-scale reading for low range
    • ±3% of full-scale reading for mid range
    • ±4% of full-scale reading for high range
  • Accuracy using custom calibration: ±2% of full-scale reading for each range
  • Response Time: 98% of full-scale reading in 5 seconds, 100% of full-scale in 15 seconds
  • Temperature Compensation: automatic from 5 to 35 °C
  • Temperature Range (can be placed in): 0 to 80 °C
  • Cell Constant: 1.0 cm-1
  • Description: ABS body, parallel carbon (graphite) electrodes
  • Dimensions: 12 mm OD and 150 mm length

pH Sensor

  • Type: Sealed, gel-filled, epoxy body, Ag/AgCl
  • Shaft Diameter: 12 mm OD
  • Response time: 90% of final reading in 1 second
  • Temperature range: 5 to 80°C
  • Range: pH 0–14
  • Accuracy: +/- 0.2 pH units
  • Isopotential pH: pH 7 (point at which temperature has no effect)

Colorimeter

  • Range: 0 to 3 (absorbance)
  • Useful Range:
    • 0.05 to 1.0 (absorbance)
    • 90% to 10% transmittance (%T)
  • Wavelengths: 430 nm, 470 nm, 565 nm, 635 nm
  • Typical Resolution: 0.035 %T
  • Supply voltage: 5VDC +/- 25 mV
  • Supply current: 40 mA (typical)
  • Power up time: 700 ms (maximum)
  • Output voltage range: 0 – 4 V
  • Transfer function: Vout = 0.035 x (%T) + 0

Vernier Optical DO Probe

  • Range: 0 to 20 mg/L (or ppm), 0 to 300%
  • Accuracy:
    • mg/L
      • ±0.2 mg/L below 10 mg/L
      • ±0.4 mg/L above 10 mg/L
    • %
      • ±2% below 100%
      • ±5% above 100%
  • Response Time: 90% of final reading in 40 seconds
  • Typical Resolution: 0.006 mg/L
  • Temperature Compensation: automatic from 0–50°C
  • Pressure Compensation: automatic from 228 mmHg to 1519 mmHg
  • Minimum sample flow: none

EKG Sensor

  • Offset: ~1.00 V (±0.3 V)
  • Gain: 1 mV body potential / 1 V sensor output

Go Direct Respiration Belt

  • Range: 0–50 N
  • Resolution: 0.01 N
  • Response time: 50 ms
  • Respiration rate calculation:
    • Sample window: 30 s
    • Advance interval: 10 s
  • Step rate calculation:
    • Sample window: 10 s
    • Advance interval: 10 s
  • Maximum chest circumference: 140 cm
  • Connections:
    • Wireless: Bluetooth
    • Wired: USB

 

 

 

 

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