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DCM100 User’s Manual
Figure 2 – NMEA 2000
®
Connector Face Views
2.4.2 Connecting the DC power and Sensor Connections
The DCM100’s DC Power and sensor connections are made by connecting to the 12-pin
terminal strip on the top of the unit. First, remove the four screws at the corners of the unit
securing the splash guard to the unit. On the bottom of the splash guard, you will find a label
detailing the wire connection to pin number assignments, which are repeated in the table
below.
Pin Number Signal Name Connection
1 I
A
Current Sensor, Red Wire
2 I
B
Current Sensor, Green Wire
3 I
C
Current Sensor, Black Wire
4 I
D
Current Sensor, White Wire
5 V
SENS+
Battery, + Terminal
6 V
SENS-
Battery, - Terminal
7 V
PWR-
Vessel Ground
8 V
PWR+
9-16 V Power
9 No Connect
10 No Connect
11 T
A
Temperature Sender, Red Wire
12 T
B
Temperature Sender, Black Wire
Step 1: The Current Sensor (LEMHTA200-S) has a gray cable containing red, green, black,
and white wires. Install the Current Sensor as follows:
a. Connect the red wire to pin 1 (I
A
) on the DCM100
b. Connect the green wire to pin 2 (I
B
) on the DCM100
c. Connect the black wire to pin 3 (I
C
) on the DCM100
d. Connect the white wire to pin 4 (I
D
) on the DCM100
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