Omega OMEGASCOPE OS520, User Manual

Page: 28 / 79

2-15
Using the Handheld Infrared Thermometer
2
•
To set the low alarm value (OS521 through 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 on OS524 only).
NOTE
NOTE
°
F LAL