DPR-145 User Manual V-3.0
(14.09.2016)
-9-
The unit continuously monitors various abnormal conditions during operation.
Programmable alarm limits are provided for every measured value.
If any fault condition occurs, the related alarm led (TRIP, FAULT or ALARM) turns on,
alarm code is displayed, the alarm relay operates and the alarm code is added to the
alarm menu.
Even if the alarm goes off, the related alarm led will stay on but the relay output will be
deactivated. By depressing the MODE pushbutton, alarm display will turn off and normal
operating mode will be resumed.
ALARM CODE
DESCRIPTION
SHORT CIRCUIT (
)
Indicates a short circuit on the related channel. The FAULT
led and the related channel led turns on. Cables should be
checked.
OPEN CIRCUIT (
)
Indicates a missing connection in the related channel. The
FAULT led and the related channel led turns on. Sensor
connections should be checked.
HIGH TEMPERATURE ALARM (
)
Occurs if the temperature goes over the adjusted Alarm limit.
The ALARM led and the related channel led turns on and the
alarm relay operates.
HIGH TEMPERATURE TRIP (
)
Occurs if the temperature goes over the adjusted Trip limit.
The TRIP led and the related channel led turns on and the
trip relay operates.
4. ALARMS
