Extech HT30: Heat Stress WBGT (Wet Bulb Globe Temperature) Meter

• Heat Stress Index measures how hot it feels when humidity is

combined with temperature, air movement, and radiant heat

• Black Globe Temperature (TG) monitors the effects

of direct solar radiation on an exposed surface

• Air Temperature (TA) plus Relative Humidity (RH)

• Selectable units of °F and °C

• In/Out Function displays the WBGT value with

or without direct sun exposure

• Auto Power Off with override

• Built-in RS-232 interface with optional Windows®

compatible software

• Complete with two AAA batteries

• Wet Bulb Globe Temperature (WBGT) Range: 32 to 122°F (0 to 50°C)
• WBGT Accuracy: ±4°F/2°C
• Black Globe Temperature (TG) Range: 32 to 176°F (0 to 80°C)
• TG Accuracy: ±4°F/2°C
• Air Temperature (TA) Range: 32 to 122°F (0 to 50°C)
• TA Accuracy: ±1.8°F/1.0°C
• Relative Humidity (RH) Range: 0 to 100% RH
• RH Accuracy: ±3% RH
• Display: 3.5-inch color LCD
• In/Out Function: Displays WBGT value with or without direct sun exposure
• Auto Power Off: With user override
• Connectivity: Built-in RS-232 interface
• Power Supply: 2 x AAA batteries
• Dimensions: 10 x 1.9 x 1.1 inches (254 x 48.7 x 29.4 mm)
• Weight: 4.8 oz (136 g)