IDEC Micro HG4G Series, Instruction Sheet

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12
4.2 Serial Interface (COM2)
Interface Specification RS232C, RS422/485
Connector Detachable Terminal Block 9 pin
Applicable cable AWG20 to AWG22
Recommended
Pressure Terminal AI 0,34-8 TQ
AI 0,5-8 WH
AI-TWIN 2 x 0,5-8 WH
(Phoenix Contact)
Tightening Torque
0.22 to 0.25 N
・
m
No. Name I/O Function Communication
type
1 SD OUT Send Data
RS232C
2 RD IN Receive Data
3 RS OUT Request to Send
4 CS IN Clear to Send
5 SG - Signal Ground
RS422/
485
6 4W-SDA OUT Send Data (+) [4W]
7 4W-SDB OUT Send Data (-) [4W]
8 4W-RDA
/2W-A
IN
/INOUT
Receive Data (+) [4W]
/ Send and Receive Data (+)
[2W]
9 4W-RDB
/2W-B
IN
/INOUT
Receive Data (-) [4W]
/ Send and Receive Data (-)
[2W]