Manual 26710V1
ProTechTPS Total Protection System
Woodward
101
Alarm Indications
Problem or
diagnostic indication
Description
Possible Cause
Suggested Actions
Internal Fault Alarm
The module has an
internal fault that
annunciated an alarm
and not a trip.
Various.
Connect the Programming
and Configuration Tool and
view the Trip And Alarm
Log. This log expands the
Internal Fault Alarm
annunciation.
Configuration
Mismatch
Configuration
Compare is enabled
and Configuration data
does not match
between modules.
Different settings loaded
than in one or both of
the other two modules.
Copy configurations
between modules using
Configuration Management
in the Config Menu, or load
settings from the
Programming and
Configuration Tool.
Power Supply 1 Fault
Power supply 1 fault is
enabled and the
module has detected a
fault on Power Supply
1.
Power supply input 1 is
either faulted or the
power is disconnected.
Check the power source,
breaker, fuse and
connections. Note the
module will continue to
operate normally on power
supply 2.
Power Supply 2 Fault
Power supply 2 fault is
enabled and the
module has detected a
fault on Power Supply
2.
Power supply input 2 is
either faulted or the
power is disconnected.
Check the power source,
breaker, fuse and
connections. Note the
module will continue to
operate normally on power
supply 1.
Speed Fail Alarm
(if the speed probe is
used)
Start logic – Speed
Fail Alarm is enabled
and the module has
detected the Speed
Fail Override contact
input is open while
speed is below the
user configured Speed
Fail Setpoint.
Wiring fault, speed
probe fault.
Speed Fail Override
contact input operation
not correct.
Incorrect speed fail
setpoint configured.
Check wiring continuity and
probe integrity.
Check contact and wiring
operation.
See manual for description
of function. Use PCT or
front panel to verify proper
configuration settings.
Speed Lost Alarm
Sudden Speed Loss is
configured as Alarm
and the module has
detected a sudden
speed loss.
Wiring fault or probe
fault.
Check wiring continuity and
probe integrity.
Speed Probe Open
Wire Alarm
(if speed redundancy is
used)
The module has
detected an open wire
condition on the speed
probe (Passive or
MPU probe only).
Wiring fault or probe
fault.
Check wiring continuity and
probe integrity.
Speed RM Difference
(if speed redundancy is
used)
One of the speed
probes is reading
different from the
others.
Wiring fault, speed
probe fault.
Incorrect speed gear
ratio or number of teeth
configured,
Check wiring continuity and
probe integrity, replace
probe.
Check speed sensor
configuration.