ABB doGATE, Installation Instructions Manual

Page: 5 / 9

Technical Reference Manual
do GATE - Installation instruction
Networks
Technical Reference Manual | 1473-1-84 79 — 5 —
3 Networks
Port Media Supported protocols
COM1 RS232 ModBus, M-Bus
COM2 RS485 ModBus
COM3 RS485 ModBus
USB Currently none
LAN1 Ethernet BACnet, ModBus IP, KNX, EIA-852
LAN2 Ethernet BACnet, ModBus IP, KNX, EIA-852
LAN 1 default address: 192.168.1.254
LAN 2 default address: 192.168.2.254
RJ45 connectors wiring COM1, COM2 und COM3:
Pin COM1 COM2 COM3
1 DSR NET+ NET +
2 DCD NET - NET -
3 DTR
4 GND
5 RXD
6 TXD
7 CTS
8 RTS
Wiring of DB9 connector for RS232 or RS485.
Pin RS232 RS485
1 DCD NET -
2 RXD
3 TXD
4 DTR
5 GND
6 DSR NET +
7 RTS
8 CTS
9
Note
Do not plug 120 Ohms bus terminator on RS485 port!