Easy, Accurate, and Durable Heat Stress Protection

Heat stress can result in heat-induced illness and potentially serious workplace downtime. The 3M^TM

WIBGET^TM Heat Stress Monitor WB-300 helps you to quickly and easily detect key environmental

factors that can contribute to heat stress. The durable, yet lightweight heat stress monitor delivers

high performance area monitoring using Wet Bulb Globe Temperature (WBGT) measurements for

assessing environmental heat stress. The monitor’s durable design readily withstands the rigors of

the workplace, and its easy-to-use features and simple operation make the WIBGET WB-300 an

ideal monitor to help you to establish your heat stress management program.

Specifications for 3M^TM WIBGET^TM WB-300

Measurements

Globe, dry bulb, wet bulb, WBGTi (WBGT indoor) and WBGTo (WBGT outdoor)

Temperatures given in Celsius or Fahrenheit

Languages

English, French, Spanish, Italian, German

Housing

Designed water resistant to a light rain or mist

Size

Height 9.2in (23.5cm); Width 7.2in (18.3mm); Depth 3.0in (7.5mm), with mounted sensor assembly

Weight

2.6 lbs (1.2kg) with mounted sensor assembly

Sensors

Temperature: 1000 ohm platimum RTD

Accuracy

Temperature: +/- 0.9^๐F between 32^๐F to 212^๐F (+/-0.5^๐C between 0^๐C and 100^๐C )

Operating Temperature Range

Sensor Assembly: 23^๐F to 212^๐F (-5^๐C to +100^๐C); Electronics: 23^๐F to 140^๐F (-5^๐C to +60^๐C)

Power Options

9V alkaline, 7.2V NiMH rechargeable pack (charged in the unit), or AC adapter wall power cube

(AC adapter will power the unit or recharge the NiMH battery pack)

Battery Life

9V alkaline: 140 hours; Rechargeable Nickel Metal Hydride: 300 hours

Charge Time (NiMH Battery Pack)

16 hours (charge in the unit)

Safety Approvals and Special Conditions

CE mark; compliance wth EN 50014:1997, and EN 50020:2002 Environmental Safety Div.

Reliable

One-year warranty

Fast Response

Direct reading of Wet Bulb, Dry Bulb, Vernon Globe equivalent, WBGT_in, and WBGT_out temperatures

Accurate

Displays to 1/10^th degree

Easy Operation

At the push of a button, the 3M^TM WIBGET^TM Heat Stress Monitor WB-300 calculates WBGT, helping

you establish appropriate work/rest ratios.