This topic is the install guide for the after-market gateway (part# A0009887841) with the universal harness (part# A0009887769, A0009887770, A0009887771) utilizing the Generac H Panel.
The GL899 does not have an RS232 port, and requires a RS232 to RS485 converter (DTech DT9000 included in A0009887771 accessories kit). Connect the converter to H Panel service port.
Generac Link-Site Deployment Controller Selection:
Generac H Panel-RS485
Modbus Communication Settings and Notes
Settings should correspond to the values provided in this table.
|
Address: 100 |
|
Baud Rate: 9600 |
|
Mode: Modbus Slave |
If different settings are required, please contact Support.
Equipment Connection Details
Generac Gateway Side Terminations
|
Description
|
Harness Wire Color
|
Equipment Side Terminations
|
DTECH
|
|---|---|---|---|---|
|
2 |
DC+ |
A0009887769 Red |
TB3-13 or TB3-218 |
|
|
1 |
DC- |
A0009887769 Black |
TB3-0 |
|
|
8 |
Data + |
A0009887770 Orange / White |
|
T/R+ |
|
9 |
Data - |
A0009887770 White / Orange |
T/R- |
|
|
10 |
Data GND |
A0009887770 Blue/ White |
GND |
Some H Panels may have an optional dial-up modem installed. Make sure to turn off the modem before connecting DB9 connection to the RS232 port outside of the H panel.
Gateway Connection Ports
|
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.