Woodward 723PLUS Technical Manual page 62

Two-engine redundant lon torque sharing marine propulsion application
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723PLUS Digital Marine Control
07 CH1 LON ERROR (*T/F)—A "TRUE" displayed indicates that a
communications error has occurred on Control LON Channel 1.
08 CH2 LON ERROR (*T/F)—A "TRUE" displayed indicates that a
communications error has occurred on Control LON Channel 2.
09 USE MASTER SPD REF (*T/F)—A "TRUE" indicates this control is currently a
"slave" and is using the speed reference of the other control.
10 ON TORQUE SHARING (*T/F)—A "TRUE" displayed indicates that torque
sharing is currently active for this engine. When ON LOAD SHARING is "TRUE"
for both engines, then both engines share load equally (based upon the
PERCENT LOAD signal for each engine). This is could also mean that the load
sharing being used, is the Actuator Fuel Demand load sharing.
11 PORT 1 ON HANDHELD (*T/F)—A "TRUE" displayed indicates Port 1 is
setup to communicate with a handheld programmer.
12 PORT 1 ON SERVLINK (*T/F)—A "TRUE" displayed indicates Port 1 is setup
to communicate by Servlink with a PC.
13 RESET ALL ALARMS (*T/F)—Changing this value from FALSE to TRUE
issues an alarm and transducer failure reset. All cleared conditions will reset.
C**MAJOR ALARMS**
Once the desired major alarms are enabled in Configure mode, any
one or a combination of the enabled alarms may activate the Major
Alarm output (terminals #5 and #6).
01 MAJOR ALARM (T/F)—This is the major alarm indicator. A "TRUE" indicates
that a major alarm has occurred or is active, and "FALSE" indicates that there are
no major alarms. This will display "TRUE" if only one or any combination of the
"enabled" Major alarms occur.
02 MPU 1 FAILED (T/F)—A "TRUE" displayed indicates that speed sensor input
#1 (terminals #11 and #12) has failed. A "FALSE" displayed indicates that speed
sensor input #1 is OK.
03 MPU 2 FAILED (T/F)—A "TRUE" displayed indicates that speed sensor input
#2 (terminals #13 and #14) has failed. A "FALSE" displayed indicates that speed
sensor input #2 is OK.
04 MPU1 AND MPU2 FAILED (T/F)—A "TRUE" displayed indicates that both
magnetic pickup sensors failed. A "FALSE" displayed indicates that both
magnetic pickups are OK.
05 REMOTE SPEED FAILED (T/F)—A "TRUE" displayed indicates that the
Remote Speed input (analog input #2) has failed (either below 2 mA or above 22
mA). A "FALSE" displayed indicates that the Remote Speed input is within the
2– 22 mA window.
06 TORQUE INPUT FAILED (T/F)—A "TRUE" displayed indicates that the
Torque Signal input (analog input #1) has failed (either below 2 mA [0.5 Vdc] or
above 22 mA [5.5 Vdc]). A "FALSE" displayed indicates that Torque input is
within the correct 2–22 mA or 0.5-5.5 Vdc window.
52
Manual 26482
Woodward

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