Knowledge Base

Basler DGC2020 Controller via RS485 (V3)

This topic is the install guide for the aftermarket gateway (part# A0009887841) with the GL899-PARTIAL POWER HARNESS (part# A0009887769) and the GL899-PARTIAL COMM HARNESS(part# A0009887770) when utilizing the Basler DGC-2020 Digital Genset Controller with a RS485 connection.

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DGC-2020 Digital Genset Controller
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DGC2020 Control Board Connections

Modbus Communication Settings and Notes

Settings should match values provided in this table.

Address:  125

Baud Rate: 9600

If different settings are required, please contact Support.

Equipment Connection Details

Generac Gateway Side Terminations

Description

Harness Wire Color

Equipment Side Terminations

2

DC+

A0009887772 Red

Terminal 3

1

DC-

A0009887772 Black

Terminal 2

8

Data +

A0009887770 Orange / White

Terminal 13

9

Data -

A0009887770 White / Orange

Terminal 14

10

Data GND

A0009887770 Blue/ White

Terminal 12

Harness Relay #1

COM

A0009887772 Blue

2-Wire Start

N/O

A0009887772 White / Blue

Gateway Connection Ports

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Pin

Connector

Description

1

A

Plant Supply –ve

2

Plant Supply +ve

3

Digital Output A

4

Digital Output B

5

Flexible Sender Common

6

Flexible Sender A

7

Flexible Sender B

1

B

 

RS485 A

2

RS485 B

3

RS485 Screen

4

CAN H

5

CAN L

6

CAN Screen



Check out our knowledge base and support center for information on any technical questions.