User Manual

ALARM

When the measured heat stress value is over alarm threshold, the red LED,

buzzer and measured value will all blink every second as a reminder. After

30 seconds, it beeps 1 time per minute. The user can disable beep sound at

any time when pressing [▼] key. The alarm threshold value can be re-

programmed. Check “SETUP” Mode in the following section in this manual

for further instruction.

SETUP MODE

This function allow users to customize their own default settings. Press the

button + [▲]+ [▼] buttons simultaneously for 3 seconds to enter SETUP

Mode. The meter will return to normal display while keys are inactive for 30

sec in setup mode. Display for either WBGT & HI (Heat Index) is switchable

by the user.

IN/OUT SWITCH (ONLY for WBGT mode)

This function serves to calculate WBGT without [IN] or with [OUT] direct

sun exposure.

Under IN/OUT modes, press [▲] or [▼] to switch

[IN / OUT] then press to confirm

ALARM THRESHOLD SETTING

This function allows users to customize alarm threshold

or stay at factory default alarm threshold. While choosing

to stay at factory default alarm threshold, please select

[OFF]. [OFF] means to turn off customization function.