Interface Assignment - ECOLAB Versatronic Modbus Beschreibung

Interfaces
4.2

Interface assignment

Connector/ Connection
terminal variant
LAN Ethernet
Serial interface
(RS422)
COM 1
Serial interface
(RS485)
Serial interface
(RS422)
COM 2
Serial interface
(RS485)
NOTICE!
A twisted connecting cable with shielding must be used to connect the
RS422/485 interface.
An RJ45 patch/crossover cable (CAT5 or higher) must be used to connect
the LAN interface.
417102397 Rev. 1-10.2019
Terminal assignment
1 TX+ Transmission data +
2 TX- Transmission data -
3 RX+ Received data +
6 RX- Received data -
4 RxD+ Received data +
5 RxD- Received data -
6 TxD+ Transmission data +
7 TxD- Transmission data -
Transmission/received
6 RxD/TxD+ data +
7 RxD/TxD- Transmission/received
data -
1 RxD+ Received data +
2 RxD- Received data -
3 TxD+ Transmission data +
4 TxD- Transmission data -
Transmission/received
3 RxD/TxD+ data +
4 RxD/TxD- Transmission/received
data -
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