19
www.bindicator.com
LVP180914 Rev. D
SYMPTOM
POSSIBLE CAUSE
SOLUTION
The unit is not
responsive
Main relay not Functioning
and Power LED is not
illuminated
No power,
Blown fuse
Apply proper AC/DC
voltage to the board and
recheck the unit.
If power is present and
Power LED is not illuminated,
then the main fuse is blown.
Replace electronics.
Main relay is functioning
and Power LED is illuminated
Electronic failure, or main
relay contacts are fused
Replace electronics.
Unit not as sensitive
as expected
Ensure the cover is properly
torqued and unit is installed
wrench tight.
CODE
CONDITION
RELAYS
1
No or low excitation to the rod
Aux. Relay: De-energized
Alarm Relay: De-energized
2
No return signal from the piezo crystal
Aux. Relay: De-energized
Alarm Relay: De-energized
3
Ambient temperature greater than 75°C or
less than -40°C
Aux. Relay: De-energized
4
Probe RTD failure
Aux. Relay: De-energized
Alarm Relay: De-energized
5
Process Temperature
< -30°C
< -35°C
Standard Temp: >95°C
Standard Temp: >100°C
High Temp: >160°C
High Temp: >165°C
Aux. Relay: De-energized
Alarm Relay: De-energized
Aux. Relay: De-energized
Alarm Relay: De-energized
Aux. Relay: De-energized
Alarm Relay: De-energized
6
Factory Use Only
Factory Use Only