RAE Systems QRAE II (2-Gas, 4-Gas) Monitor Rental

  • Measures combustible gases (0-100% LEL), oxygen (0-30%), carbon monoxide (0-1000ppm), hydrogen sulfide (0-100ppm).
  • Rechargeable Li-ion battery ~10 hour runtime typical
  • Datalogging capability (64,000 readings, 64 hours for 4 channels at 1-minute intervals)
  • Built-in sampling pump 300 cc/min, can sample through tubing up to 98 ft (30 m) long.
Rental Rates
Daily Weekly Monthly
$90.00 $203.00 $551.00

The QRAE 2 is a full-featured, compact, one- to four-sensor gas detector for detection of combustibles, oxygen, hydrogen sulfide, and carbon monoxide.  Key features include easy-to-change, externally accessed battery packs (available in rechargeable and alkaline versions), sensors and filter, a water-resistant case and a new state-of-the-art O2 sensor technology with extended life.  The rechargeable Lithium-ion battery pack provides up to 10 hours of continuous operation. The QRAE 2 includes storage capacity for 64,000 datalogging points, which can be downloaded to your PC.  User configurable alarm setpoints for high, low, STEL and TWA sensor readings.

Sensor Range Resolution
Oxygen 0 to 30% 0.1%
Combustible Gas 0 to 100% LEL 1% LEL
Carbon Monoxide 0 to 1000 ppm 1 ppm
Hydrogen Sulfide 0 to 100 ppm 0.1 ppm
Size 5" L x 2.8" W x 2" H (12.5cm x 7.2cm x 5.0cm)
Weight 12 oz (350 g)
Battery Interchangeable Lithium-ion
Operating Period Up to 10 hours with Lithium-ion battery
Display Graphic 4 lines, with LED automatic back light in dim light or alarm condition
Keypad Two-button operation
Direct Readout
  • Instant reading from up to four sensors
  • Oxygen as percentage by volume
  • Combustible gas as percentage of lower explosive limit (LEL), scalable using correction factors
  • Toxic gases in parts per million
  • High and low values for all gases
  • Battery and shutdown voltage
  • Date, time, elapsed time, temperature
  • 95dB buzzer (at 30 cm, typical), vibration alarm, and flashing red LED
  • High: 3 beeps, vibration and flashes per second
  • Low: 2 beeps, vibration and flashes per second
  • STEL and TWA: 1 beep, vibration and flash per second
  • Alarms: latching with manual override or automatic reset
  • Additional diagnostic alarm and display message for low battery
  • Pump stall alarm
EMI/RFI Highly resistant to EMI/RFI. Compliant with EMC directive 2004/108/EC additional +60 volts/meter
IP Rating IP-65
Datalogging Standard 12 days at one-minute intervals
Calibration Two-point calibration for zero and span
Sampling Pump internal pump 300 cc/min
Hazardous Area Approval
  • US and Canada: CI, D1, Groups A, B, C, D, T4
  • Europe: ATEX II 2G EEx ia d IIc T4
  • IECEX: Ex ia d II C T4
Temperature -4° to 122° F (-20° to 50° C) for T4 temperature code
Humidity 0% to 95% relative humidity (non-condensing)
Attachments Stainless-steel alligator clip
  • QRAE II Gas Meter
  • Sensors:
    • 4-Gas Configuration: carbon monoxide, hydrogen sulfide, combustible gases (LEL), oxygen
    • 2-Gas Configuration: combustible gases (LEL), oxygen
  • Data Download Cable
  • ProRAE Studio Software
  • Instruction Manual
  • Battery Charger with Cradle
  • Tubing
  • Calibration Record
  • Spare Filter