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4.4 Wiring
4.4.2 External wiring
4
PROCEDURES AND SETTINGS BEFORE SYSTEM
OPERATION
4.4.2 External wiring
(1) Wiring procedure
1) Install a relay terminal block.
2) Connect a RTD and the relay terminal block.
Wire Q68RD3-G to the relay terminal block using an external device
connector.
* 1 Always use shielded cables.
In addition, always ground the shield.
Cable
(*1)
Relay
terminal block
Cable (*1)
CH1
A
B
b
CH8
A
B
b
External device
connector
Q68RD3-G
CH1
A
B
b
CH8
A
B
b
A1
A2
B1
A19
B18
B19
ModulatorModulator
Demodulator
Demodulator