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When a JW-1324K/1342K/1424K/1442K/1624K/1642K is used
The IV-C35M can only be connected to the RS-422 port. When the communication port is used,
provide a 2-wire RS-422 system. When the MMI port is used, provide a 4-wire RS-422 system.
1. When the communication port is used
Communication connector on
the IV-C35M (RS232C/RS422)
Pin No.
Signal name
4
TA
8
RA
7
TB
9
RB
Connector
FG
shield
2. When the MMI port is used
Communication connector on
the IV-C35M (RS232C/RS422)
Pin No.
Signal name
4
TA
7
TB
8
RA
9
RB
Connector
FG
shield
When a Z-311J/312J is used
1. Communication through the RS-232C port
Communication connector on
the IV-C35M (RS232C/RS422)
Pin No.
Signal name
Connector
FG
shield
3
SD
2
RD
5
SG
2. Communication through the RS-422 port (4-wire system)
Communication connector on
the IV-C35M (RS232C/RS422)
Pin No.
Signal name
4
TA
7
TB
8
RA
9
RB
Connector
FG
shield
JW-1324K/1342K/1424K
/1442K/1624K/1642K
(Communication port)
Terminal name
Shielded, twisted-pair cable
1 km or less
RS-422 (2-wire system)
JW-1324K/1342K/1424K
/1442K/1624K/1642K
(MMI port)
Shielded, twisted-pair cable
1 km or less
RS-422 (4-wire system)
Z-311J/312J
(Communication port CN3)
15m or less
RS-232C
Shielded, twisted-pair cable
1 km or less
RS-422
23-25
L1
L2
SHLD
Pin No.
Signal name
2
RX
7
RX
TX
3
8
TX
4
PG COM
5
GND
Pin No.
Signal name
1
FG
3
RDc
2
TDc
7
GND
6
Short-circuit
terminal
8
Z-311J/312J
(Terminal block TC1)
Pin No.
Signal name
3
RD
4
/RD
1
TD
/TD
2
5
FG
Computer Link
23
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Table of Contents
Troubleshooting
