Generac Gateway Side Termination |
Description |
Wire Color |
Customer Side Terminations |
TB1 V+ |
DC+ |
Red |
*B+ |
TB1 V- |
DC- |
Black |
*B- |
TB1 TXD (RS232) |
Data Transmit |
Orange/White |
2-RXD |
TB1 RXD (RS232) |
Data Receive |
White/Orange |
3-TXD |
TB1 GND |
Data GND |
White/Blue |
GND |
TB1 A (RS485) |
Data + |
Orange/White |
Modbus + |
TB1 B (RS485) |
Data - |
White / Orange |
Modbus - |
TB2 DICOM |
Input Common |
Orange |
**B- or B+ |
TB2 DI0 |
Input 1 |
Purple |
Engine Running |
TB2 DI1 |
Input 2 |
Green |
Not in Auto |
TB2 DI2 |
Input 3 |
White |
Common Alarm |
TB2 DI3 |
Input 4 |
Yellow |
Spare Input |
Harness Relay #1 |
COM |
Blue |
2-Wire Gen Start |
N/O |
White / Blue |
||
N/C |
Blue / White |
||
Harness Relay #2 |
COM |
Brown |
Spare Output |
N/O |
Green / Yellow |
||
N/C |
White / Orange |