Using The Alarm Functions - Omega Engineering OS550 Series User Manual

3
Using the Infrared Thermometer/Transmitter

3.5.5 Using the Alarm Functions

HAL
°F
3-14
The thermometer provides audible and visible alarm
indications.
• To set the high alarm value:
1. Press the
(HAL) appears.
2. Press the
the key to decrement the high alarm value.
3. Press the
icon appears.
If the temperature exceeds the high alarm setpoint,
you will hear a beep and the
display flashes.
4. To disable the high alarm, press the
and the
If you are not in High Alarm Display Mode (HAL) when
the high alarm goes off, you must press the
get into the High Alarm Display Mode. Then press the
key to disable the high alarm.
The unit maintains its high alarm set point value even
when the power is removed.
Default Values of high alarm set points are:
OS551
OS552
OS553
OS554
key until the High Alarm Display Mode
key to increment the high alarm value. Press
key to enable the high alarm function. The
icon disappears.
NOTE
NOTE
750°F
1000°F
1600°F
2500°F
icon on the
key again,
key to