Simrad MX610 - Powering Display Units and Network Load

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Wiring | MX610/MX612 Operator and Installation Manual
T

12V DC
12/24V DC
MX610 J-Box
12/24V DC
T
MX610
N2K power diagram
Network LEN
When you have a larger system with network power in center of the backbone you should
make the installation such that the load/current draw from the devices in each side/branch is
equal.
¼ Note: 1 LEN (Load Equivalency Number) equals 50 mA current draw.
T
T
12 V DC
1
LEN
2
LEN
2
LEN
2
LEN
2
LEN
3
LEN
4
LEN
3
LEN
3
LEN
2
LEN
(12 LEN) (12 LEN)
N2K system with balance load
Powering the MX610/MX612 display units
The MX610/MX612 control units are powered directly from a 12 V DC or 24 V DC source.
The units are protected against reverse polarity, under voltage and over voltage.
Pin Color Description
1 Black Battery (-)
2 Blue External Alarm
3 Yellow External MOB
4 Red Battery (+), 12 - 24 V DC
¼ Notes:
1. It is recommended to install an external circuit
breaker switch for power.
2. Do not connect the power cable to the same
terminals as the start batteries, drive units, thruster
or other high current products.
12 - 24 V DC
+
_
1
4
3
2
1
1 8
2
3
4
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