A-89
Appendices
CJ2 CPU Unit Hardware User’s Manual
A-1 Specifications of Basic I/O Units
App
A-1-4 Connecting Connector-Terminal Block
Conversion Units and I/O Relay Terminals
Connection examples and internal connection diagrams for I/O Relay Terminals connected to Basic I/O
Units are shown below.
z Inputs
G7TC I/O Relay Terminals
Connection Diagrams for I/O Relay Terminals
G7TC-ID16 G7TC-IA16
TOP VIEW TOP VIEW
Note 1 Inputs to the PLC Input Units and I/O Relay Terminals
use isolated contacts. “00” to “15” are the input bit
numbers for the PLC Input Unit and the input numbers
for the I/O Relay Terminal.
2 Use the G78-04 short bar to short to the common ter-
minal.
Note 1 Inputs to the PLC Input Units and I/O Relay Terminals
use isolated contacts. “00” to “15” are the input bit num-
bers for the PLC Input Unit and the input numbers for
the I/O Relay Terminal.
2 Use the G78-04 short bar to short to the common termi-
nal.
PLC
G7TC
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
C15
C14
C13
C12
C11
C10
C9
C8
C7
C6
C5
C4
C3
C2
C1
C0
NC NC
15
14
13
12
11
10
09
08
07
06
05
04
03
02
01
00
Relay side
+
−
PLC
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
NC
C15
C14
C13
C12
C11
C10
C9
C8
C7
C6
C5
C4
C3
C2
C1
C0
NC
14
13
12
11
10
09
08
07
06
05
04
03
02
01
00
15
G7TC
Relay side
+
−
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