Connections, Terminations, Connections -7 – Winco DGC-2020 User Manual

Page 227: Terminations -7, Figure 8-3. lsm-2020 overall dimensions -7

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5.50 [139.7]

15

16

17

18

6.38 [162.0]

7.50 [190.5]

8.38 [212.8]

1.39 [35.3]

1

2

3

4

5

6

7

8

9

10

11

12

13

14

P0052-36

P2

J3

Figure 8-3. LSM-2020 Overall Dimensions

Connections

LSM-2020 connections are dependent on the application. Incorrect wiring may result in damage to the
module.

NOTE

Operating power from the battery must be of the correct polarity. Although
reverse polarity will not cause damage, the LSM-2020 will not operate.

Be sure that the LSM-2020 is hard-wired to earth ground with no smaller than 12
AWG copper wire attached to the chassis ground terminal on the module.

Terminations

There are two types of interface terminals: plug-in connectors with screw-down compression terminals
and an RJ-45 socket.

The RJ-45 socket mates with a standard Ethernet cable and provides local communication between the
LSM-2020 and a PC running BESTCOMSPlus software. This allows for setting of the LSM-2020 and for
the DGC-2020 that the module is connected to.

LSM-2020 connections are made with an 18-position connector with screw-down compression terminals.
This connector plugs into a header on the LSM-2020. The connector and header have a dovetailed edge
that ensures proper connector orientation. The connector and header are uniquely keyed to ensure that
the connector mates only with the correct header. Connector screw terminals accept a maximum wire
size of 12 AWG. Maximum screw torque is 4 inch-pounds (0.45 N

m).

9400200990 Rev K

DGC-2020 LSM-2020 (Load Share Module)

8-7

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