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4.5 WIRING DIAGRAM
PMDCS
PMDCS30 Recommended cables:
– Alternator positive/negative cable:
8 B&S, 8mm
up to 9m, Fuse 80A
2
– Auxiliary positive/negative cable:
8 B&S, 8mm
up to 9m
2
– D+ signal: >0.64mm
4.6 DIP SWITCH SETTING
Table 4-1: Dip switch setting for fridge operation for PMDCS30-20
Pin 1
Operation
Constant Load Relay On (Switches between car when running and battery when car not running)
OFF
Ideal for Compressor fridges
ON
Load Relay On with Ignition Input (Vehicle Charging) Ideal for 3 way fridges
Table 4-2: Dip switch setting for output current
Output Current settings
Pin 2
PMDCS30 &
PMDCS30-20
OFF
ON
30A (Default)
Table 4-3: Dip switch setting for battery type
Dip switch for battery type setting
Pin 3
OFF
OFF
ON
ON
Do not connect the DC-DC charger to AC Mains
Please ensure the connections are tight and have correct polarity.
Damages caused by improper installation may void warranty.
Fuse
+
Alternator
BAT -
Fridge
Aux Bat
BAT -
D+
BLACK
BAT -
WHITE
Temp
RED
V-sen
LOCK
PMDCS30-20 Recommended cables:
– Alternator positive/negative cable:
6 B&S, 14mm
– Auxiliary positive/negative cable:
8 B&S, 8mm
, Fuse 5A
– Load cables: 8 B&S, 8mm
2
– D+ signal: >0.64mm
PMDCS60
15A
60A (Default)
Pin 4
OFF
ON
OFF
ON
-
Starter
battery
Fuse
IGN
START
up to 9m, Fuse 125A
2
up to 9m
2
, Fuse 80A
2
, Fuse 5A
2
45A
Battery type
charging voltage
AGM (Default setting)
GEL
LFP
WET
Fridge
Fuse
+
-
Auxiliary
battery
PMDCS60 Recommended cables:
– Alternator positive/negative cable:
4 B&S, 20mm
up to 9m, Fuse 175A
2
– Auxiliary positive/negative cable:
6 B&S, 14mm
up to 9m, Fuse 125A
2
– D+ signal: >0.64mm
Dip Switches
Set output current and battery type
UP = OFF
DOWN = ON
Absorption
Float charging
voltage
14.4V
13.5V
14.1V
13.5V
14.2V
13.5V
14.7V
13.5V
, Fuse 5A
2
9
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