Omega Engineering OS550 Series User Manual page 31

• To set the low alarm value (OS552, OS553, OS554):
1.
°F
LAL
2.
3.
4.
Using the Infrared Thermometer/Transmitter
Press and hold the
Mode (LAL) appears.
Press the key to increment the low alarm value. Press
the key to decrement the low alarm value.
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
the display flashes.
To disable the low alarm, press the
and the icon disappears.
If you are not in Low Alarm Display Mode (LAL) when
the low alarm goes off, you must press the
to get into the Low Alarm Display Mode. Then press
the key to disable the low alarm.
The unit maintains its low alarm set point value even
when the power is removed.
key until the Low Alarm Display
NOTE
NOTE
3
icon on
key again,
key
3-15