Thermometer User Manual

NOTE

°F

LAL

Using the Handheld Infrared Thermometer

2-16

• To set the low alarm value: (OS533, OS534, OS523,

OS524):

1. Pull the trigger. Then press and hold the key until

the Low Alarm Display Mode (LAL) appears.

2. Press the key to increment the low alarm value. Press

the key to decrement the low alarm value.

3. Press the key to enable the low alarm function. The

icon appears.

If the temperature drops below the low alarm

setpoint, you will hear a beep and the icon on

the display flashes.

4. To disable the low alarm, press the key again, and

the icon disappears.

If you are not in Low Alarm Display Mode (LAL)

when the low alarm goes off, you must press the

key to get into the Low Alarm Display Mode.Then

press the key to disable the low alarm.

The low alarm setpoint does not change when the

thermometer is turned off. However, when the

batteries are replaced, it is reset to the default value

of 0°F (1000°F for OS524).

NOTE