OBID i-scan
®
Installation
ID ISC.LRU1000
FEIG ELECTRONIC GmbH
Page 43 of 52
M41200-2de-ID-B.doc
E N G L I S H
2.9.2 RS485/RS422
interface
The second asynchronous interface can be configured for RS485 or RS422 (see Section
Interface
configuration
).
The RS485/RS422 interface is connected on X7.
Pin configuration X7 (RS485/RS422 interface):
Terminal
Abbreviation
Description
1
GND
RS485/RS422 – GND
2
A-
RS485/RS422 – (A -)
3
B+
RS485/RS422 – (B +)
4
Y-
RS422 – (Y -)
5
Z+
RS422 – (Z +)
Table 2-10: RS485/RS422 interface pinouts
Fig. 2-8: Wiring example for the RS485/RS422 interface
1
2
3
4
5
RS422 - (Z+)
RS422 - (Y-)
RS485/RS422 - (B+)
RS485/RS422 - (A-)
RS485/RS422 - GND
ID ISC.LRU1000
X7
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