30
MAGNUM DIGITAL CONTROLLER (MDC) - ALARM MANAGEMENT
The Magnum Digital Controller (MDC) is capable of displaying the following alarms:
MAGNUM DIGITAL CONTROLLER (MDC) - LIST OF ALARMS
Shutdown and warning fault conditions and the displayed message are described in the following table:
No.
Type
Description
1
Sensor fail (FLS)
Sensor fail is detected when measured value is 6% out of the
selected characteristic. Sensor fail is indicated by ##### symbol
instead of measured value.
Note: Oil Temp for John Deere engines
will always display as #####.
2
Warning (WRN)
When warning comes up, refer to list of possible alarms.
3
Shutdown (SD)
When the shutdown alarm comes up, the digital controller opens
outputs GCB CLOSE/OPEN, FUEL, SOLENOID, STARTER and
PRESTART to stop the engine immediately.
No.
Events
Specification
Protection
Type
Information on
Binary Output
Available
Description
1
AnInIOM Sd
SD
YES
Shutdown alarm configurable on the input of IG-IOM/
IGS-PTM.
2
AnInIOM Wrn
WRN
YES
Warning alarm configurable on the input of IG-IOM/
IGS-PTM.
3
Battery Flat (low
battery)
SD
YES
If the controller switches off during starting sequence
due to bad battery condition, it doesn’t try to start again
and activates this protection.
4
Binary Input
CONFIG.
YES
Configurable Warning/Shutdown alarms on the inputs
of IL-NT.
5
ChrgAlternFail
WRN
YES
Failure of the alternator to charge the battery.
6
EmergencyStop
SD
NO
If the red
Emergency Stop
switch is pushed or opened,
shutdown is immediately activated.
7
Engine Temp Sd
SD
NO
Water temperature is greater than
Sd Water Temp
set-
point.
8
Engine Temp Wrn
WRN
YES
Water temperature is greater than
Wrn Water Temp
setpoint.
9
Fgen<, >
SD
YES
The generator frequency is out of limits given by
Gen >f
and
Gen <f
setpoints.
10 Fuel Level Sd
SD
YES
Fuel level is smaller than
Sd Fuel Level
setpoint (5%).
11 Fuel Level Wrn
WRN
YES
Fuel level is smaller than
Wrn Fuel Level
setpoint
(15%).
12 GCB fail
SD
NO
Failure of the generator circuit breaker.
13 Igen unbl
SD
NO
The generator current is unbalanced.
14 Low BackupBatt
WRN
NO
RTC backup battery is flat (low).
15 Oil Press Sd
SD
NO
Oil pressure is smaller than
Oil Press Sd
setpoint.
16 Oil Press Wrn
WRN
YES
Oil pressure is smaller than
Oil Press Wrn
setpoint.
17 Overload
SD
YES
The load is greater than the value given by
Overload
setpoint.
18 Overspeed
SD
YES
The protection comes active if the speed is greater than
Overspeed
setpoint.