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(3) Connections
1 When a JW-22CU or JW-70CUH/100CUH is used
1. Communication through the RS-232C port
2. Communication through the RS-422 port (4-wire system)
2 When a JW-32CUH/33CUH or JW-32CUH1/33CUH1/33CUH2/33CUH3 is used
1. Communication through the RS-232C port
2. Communication through the RS-422 port (4-wire system)
19
Communication connector on
the IV-S30 (RS232C/RS422)
Pin No.
Signal name
Connector
FG
shield
3
SD
2
RD
5
SG
Communication connector on
the IV-S30 (RS232C/RS422)
Pin No.
Signal name
4
TA
7
TB
8
RA
9
RB
Connector
FG
shield
Communication connector on
the IV-S30 (RS232C/RS422)
Pin No.
Signal name
Connector
FG
shield
3
SD
2
RD
5
SG
Communication connector on
the IV-S30 (RS232C/RS422)
Pin No.
Signal name
4
TA
7
TB
8
RA
9
RB
Connector
FG
shield
15 m or less
RS-232C
Shielded, twisted-pair cable
1 km or less
RS-422
15 m or less
RS-232C
Shielded, twisted-pair cable
1 km or less
RS-422
19-24
JW-22CU
JW-70CUH/100CUH
(Communication port)
Pin No.
Signal name
1
FG
3
RD
2
SD
7
SG
12
Short-circuit
terminal
14
JW-22CU
JW-70CUH/100CUH
(Communication port)
Pin No.
Signal name
RD (+)
12
13
RD (-)
10
SD (+)
SD (-)
11
1
FG
JW-32CUH/33CUH
JW-32CUH1/33CUH1
/33CUH2/33CUH3
(PG/COMM2 port)
Pin No.
Signal name
1
FG
4
RD
2
SD
7
SG
JW-32CUH/33CUH
JW-32CUH1/33CUH1
/33CUH2/33CUH3
PG/COMM1 port
PG/COMM2 port
Pin No.
Signal name
9
RD (+)
10
RD (-)
3
SD (+)
11
SD (-)
1
FG
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