Woodward 723PLUS Technical Manual page 63

Two-engine redundant lon torque sharing marine propulsion application
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Manual 26482
07 RACK POSN INPUT FAILED (T/F)—A "TRUE" displayed indicates that the
Rack Position Signal input (analog input #3) has failed (either below 2 mA
[0.5 Vdc] or above 22 mA [5.5 Vdc]). A "FALSE" displayed indicates that Rack
Position Signal input is within the correct 2–22 mA or 0.5-5.5 Vdc window.
08 HIGH ACT ALARM (T/F)—A "TRUE" displayed indicates that the Maximum
Fuel Limiter has control of, and is limiting, the actuator driver output. A "FALSE"
displayed indicates that the Maximum Fuel Limiter is not in control of the actuator
driver output.
09 CLON CH1 ERROR (*T/F)— A "TRUE" displayed indicates that a Control
LON Channel 1 error is detected. A "FALSE" displayed indicates Control LON
Channel 1 is functioning properly.
10 CLON CH2 ERROR (*T/F)— A "TRUE" displayed indicates that a Control
LON Channel 2 error is detected. A "FALSE" displayed indicates Control LON
Channel 2 is functioning properly.
11 CLON CH1&2 ERROR (*T/F)— A "TRUE" displayed indicates that both
Control LON Channel 1 and Control LON Channel 2 errors are detected. A
"FALSE" displayed indicates either Control LON Channel 1 or Control LON
Channel 2 is functioning properly.
12 PID @ LOW LEVEL (T/F)—A "TRUE" displayed indicates that a PID @ Low
Level alarm has occurred. A "FALSE" displayed indicates that the PID @ Low
Level alarm has not been detected.
13 HIGH SPEED SW (T/F)—A "TRUE" displayed indicates that the engine speed
has exceeded the 723PLUS Engine Overspeed Trip point. A "FALSE" displayed
indicates that the engine speed has not exceeded the 723PLUS Engine
Overspeed Trip point.
14 CLUTCH FAIL (T/F)—A "TRUE" displayed indicates that a clutch engaged
contact has not been received within the clutch sync time. A "FALSE" displayed
indicates that a clutch engaged contact has been received.
15 TORQ DEVIATION EXCEEDED (T/F)—A "TRUE" displayed indicates that the
torque deviation between the engines has exceeded the maximum deviation for
the specified time limit.
16 RESET ALL ALARMS (T/F)—Toggle this value from "FALSE" to "TRUE" to
reset any of the alarms once they have been cleared. This will also reset any
minor alarms.
D**MINOR ALARMS**
01 MINOR ALARM (T/F)—This is the minor alarm indicator. A "TRUE" indicates
that a minor alarm has occurred or is active, and "FALSE" indicates that there are
no minor alarms. This will display "TRUE" if only one or any combination of the
"enabled" minor alarms occur.
Woodward
Once the desired minor alarms are enabled in Configure mode, any
one or a combination of the enabled alarms may activate the Minor
Alarm output (terminals #3 and #4).
723PLUS Digital Marine Control
53

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