Operation
Owner’s Manual for MLT Light Tower
15
Magnum Digital Controller (MDC) Features and Functions
Figure 3-3. Magnum Digital Controller
(A) Control Power Switch and Fine Voltage Adjust-
ment Screw
•
Control Power Switch:
This toggle switch powers
up the control panel.
•
Fine Voltage Adjustment Screw:
This screw may
be adjusted to set the generator output voltage
after the voltage selector switch has been changed
from one phase to another. This adjustment
MUST
be accomplished within 45 seconds of startup,
during the “V Detect”, so that the unit does not
experience a shutdown alarm for “over or under
voltage.” For more information, refer to
.
(B) Status LEDs
One breaker is supplied for each light.
•
Alarm/Fault:
Indicates active or inactive alarms,
but not reset shutdown alarms.
•
Warning:
Indicates an active or inactive alarm, or
a warning alarm that has not been reset.
•
Ready/Manual:
Indicates the controller is ready to
start and in the Manual mode.
•
Ready/Auto:
Indicates the unit is in the Auto mode
ready for the remote start signal.
•
Running:
Indicates the unit is running.
•
Supplying Load:
Indicates a load is being applied
to the generator.
(C) Diagnostic Keypad
•
:
Press this button to scroll up within the LCD
window.
•
:
Press this button to scroll down within the LCD
window.
•
Page Select:
Pressing this button will select the
next display screen.
•
Enter:
Pressing this button will place you inside the
particular display to review the unit’s
preprogrammed setpoints or parameters.
(D) Liquid Crystal Display (LCD)
Displays screen upon startup of the unit. By viewing
these screens, the operator will be able to monitor both
the engine and generator status while the unit is running.
(E) Operation Keypad
•
Engine Start:
The unit must be in the “MAN” mode
in the upper left corner of the LCD window and the
Ready/Manual LED lit in the Status portion of the
controller.
•
Engine Stop:
Press the red Engine Stop button to
shut down the unit and start the stop value timer.
•
Manual
:
Press this button to change from the
Automatic (Remote) mode to Manual mode.
•
Auto
:
Press this button to change from Manual
mode to Automatic (Remote) mode.
•
Alarm Cancel:
When an alarm is activated, press
this button to silence and cancel the alarm.
•
Fault Reset:
Press this button to clear the fault
from the LCD window after the fault has been
corrected.
Generator Monitoring
See
. Generator information is shown in a
toggling manner with the engine information after the first
60 seconds of operation, then every five seconds. The
generator screen will show frequency, line to neutral
voltage, line to line voltage and amperage.
004679
A
B
D
E
C
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