DAC Monitoring and Control System
User Manual Data Logger and Tower Meter
DL-PDL_General-User-Manual
_ve_2-0-2.docx
Page 63
Alarm list
Severity
Update interval
Possible Cause
RL/VSWR less
than
configured
failure
threshold
Urgent
Every polling cycle.
Tx value versus Rx has lowered:
bad physical connections
antenna failure
broken cable
water in the rf-system
splitter failure
Rx bigger than
Tx, sensor
malfunction
Urgent
Every polling cycle.
(Rx > 1.05*Tx)
Sensor broken
Tx sensor path malfunction (sensor
cable, JB/PDL)
The sensor is mounted in the wrong
direction rf-in and rf-out are
interchanged
Transmitter
Power PTx
higher than
configured
failure
threshold
Urgent
*
Every polling cycle.
Transmitter broken or wrongly
configured
Transmitter
Power PTx
lower than
configured
failure
threshold
Urgent
*
Every polling cycle.
Transmitter broken or wrongly
configured
Damaged power splitter (check
other sensors)
Damaged feeder cable (check other
sensors)
Temperature
higher than
configured
failure
threshold
Urgent
**
Every polling cycle.
Temperature at the measurement
point has increased above the set
failure threshold value
Cable
disconnected
or sensor
damaged
Urgent
+
Every polling cycle.
This alarm is not
available for Temp.-
/Humidity-Detectors
The measured current is 30% below
default value (at room temperature).
Cable “Sensor/RF-Detector –
PDL/JB” is disconnected or is
broken
The connector on the JB/PDL or
Sensor/RF-Detector side are not
properly fixed
The Sensor/RF-Detector is
damaged