QUESTemp 34 Series Portable Heat Stress Monitors

TSI QUESTemp 34 Series Heat Stress Monitors

The QUESTemp 34 is a rugged, easy to use, natural wet bulb thermal environment monitor. It combines WBGT index values with relative humidity measurements to calculate the heat index.

Measurement Parameters

• Dry bulb, wet bulb and globe temperatures, relative humidity
• WBGT (indoor) index
• WBGT (outdoor) index
• Heat index / HUMIDEX
• Temperature reading: Celsius or Fahrenheit
• Data logging intervals: 1, 2, 5, 10, 15, 30 or 60 minutes

Operating Temperature Range

• Sensor assembly: -5° C to 100° C (23° F to 212° F)
• Electronics: -5° C to 60° C (23° F to 140° F)

Data Management

• Detection Management Software DMS

Power Source (All include AC power adapter wall power cube)

• 9V disposable batteries; hours of battery life: 140
• NiMH rechargeable battery; hours of battery life: 300

Mechanical

• Tripod mount / remote sensor bar - Allows for up to 61 m (~200 ft) long distance measurement
• IP54 water & dust ingress protection rating
• Case size (including mounted sensor assembly) 23.4 x 18.3 x 7.6 cm (9.2” x 7.2” x 3”)
• Weight: 1.2 kg (2.6 lb) with mounted sensor assembly

Sensor Specifications

• Dry bulb sensor - 1000 Ohm platinum RTD - Accuracy and ranges: +/-0.5º C from 0º C to 120º C (+/-0.9º F from 32º F to 248º F)
• Wet bulb sensor - 1000 Ohm platinum RTD - Accuracy and ranges: +/-0.5º C from 0º C to 120º C (+/-0.9º F from 32º F to 248º F)
• Globe sensor - 1000 Ohm platinum RTD - Accuracy and ranges: +/-0.5º C from 0º C to 120º C (+/-0.9º F from 32º F to 248º F)
• Relative humidity sensor - Accuracy and ranges: +/-5% from 20 to 95% (non-condensing)