Using the Handheld Infrared Thermometer 2
2.3.10 Using the Alarm Functions
HAL
°F
The thermometer provides audible and visible alarm indications.
•To set the high alarm value:
1.Pull the trigger. Then press and hold the FUNC key until the High Alarm Display Mode (HAL) appears.
2.Press the 
key to increment the high alarm value. Press the C F 
key to decrement the high alarm value.
3.Press the LOCK key to enable the high alarm function. The
icon appears.
If the temperature exceeds the high alarm setpoint,
you will hear a beep and the 
icon on the display flashes.
4.To disable the high alarm, press the LOCK key again,
and the 
icon disappears.
NOTE
If you are not in High Alarm Display Mode (HAL) when the high alarm goes off, you must press the FUNC key to get into the High Alarm Display Mode. Then press the LOCK key to disable the high alarm.
