Table of Contents
Advertisement
+
System 300S
6.3 Deployment of RS485 interface for PtP
Properties RS485
RS485
HB140 | CPU | 315-4PN43 | en | 18-02
n
Logical states represented by voltage differences between the two cores of a twisted
pair cable
n
Serial bus connection in two-wire technology using half duplex mode
n
Data communications up to a max. distance of 500m
n
Data communication rate up to 115.2kbaud
9pin SubD jack
Pin
RS485
1
n.c.
2
M24V
3
RxD/TxD-P (Line B)
4
RTS
5
M5V
6
P5V
7
P24V
8
RxD/TxD-N (Line A)
9
n.c.
Deployment PtP communication
Deployment of RS485 interface for PtP
73
Advertisement
Table of Contents
