Serial interface 2, O/i link interface, Micro/ i specif ication s – IDEC High Performance Series User Manual
Page 1321
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WindO/I-NV2 User’s Manual
34-5
1 HG2G-S/-5S
34
MICRO/
I Specif
ication
s
●
Serial Interface 2
• Do not connect pin 6 (EN) with any other pins except when performing maintenance communications for
downloading project data.
●
O/I Link Interface
The HG2G-S/-5S Operator Interface can be connected to an O/I Link Unit for 1:N communication with a PLC. This
allows high-speed communication with the PLC host.
Interface Specification
RS232C
Connector
Mini DIN 8 pin
No.
Name
I/O
Function
1
RS
OUT
Request to Send
2
ER
OUT
Data terminal ready
3
SD
OUT
Send Data
4
RD
IN
Receive Data
5
DR
IN
Data set ready
6
EN
IN
Use set ready
7
SG
-
Signal Ground
8
NC
-
No connection
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