Extech HT30 Heat Stress WBGT Simulator

Extech HT30Heat Stress WBGT Simulator

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Meter buttons

Press the keys on the 3D meter or here. Hold a key for a long press. Tap the chrome sensor cover on the meter to slide it.

Keyboard: S SET/power, N NEXT, M MODE (hold for a long press).

Choose a place, or set the conditions yourself.

Air temperature23 °C

Humidity45 %

Sun / radiant heat+0.5 °C

WBGT–

TA–

TG–

RH–

Switch the meter on
Readings appear when the HT30 is on.

WBGT risk levels for athletes, from the HT30 user manual.

Press ⏻ SET to switch on, then slide the sensor cover down.
Press MODE to step through WBGT, TA, TG and RH.
Pick Full sun. The black globe (TG) warms up slowly, as on the real meter.
Hold MODE to switch between IN (in the sun) and OUT (out of the sun).
Press MODE + NEXT together for °C / °F.
Alarm: switch off, hold SET 2 s, set each digit with MODE ▲, move with NEXT, then hold NEXT to save.

WBGT range	0 to 50 °C (32 to 122 °F)
Black globe (TG)	0 to 80 °C · ±2 °C IN, ±3 °C OUT
Air temperature (TA)	0 to 50 °C · ±1.0 °C
Humidity (RH)	0 to 100 % · ±3 % (10 to 95 %)
Resolution	0.1 °C / 0.1 % RH
Alarm set point	20.0 to 37.2 °C (68 to 99 °F)
Auto power off	About 20 minutes (can be disabled)
Black globe	40 mm diameter
Power	2 × 1.5 V AAA, about 1000 hours
Size · weight	254 × 48.7 × 29.4 mm · 136 g

Simulation for training and demonstration. Conditions and readings are simulated. Extech is a brand of FLIR Systems, Inc.