User Manual

The default alarm-threshold is defined in below and each range has different

buzzer frequence to distinguish.

If user decides to customize their own alarm threshold, select [ON], [ON]

means the alarm threshold setting is turned ON by user.

The adjustment

range is listed

below.

Press the [▲] or [▼] button to adjust alarm value. Press the button to save

the value. The adjustment is 0.1 per step. The adjustment range is 68°F to

122°F (20 to 50°C) for WBGT and 50°F to 140°F(10~60°C) for HI

Note: If user prefers to monitor the heat stress in a complete silent mode

the following procedure can disable the alarm function

so LED, buzzer and alarm related icons are all OFF.

While adjusting alarm threshold value, pressing [▲]

and [▼] key simultaneously. The alarm threshold will

show [--.-] on the LCD Press [▲] and [▼] again to

revert the status.