6 INSTALLATION AND WIRING
6.3 External Wiring
47
6
Heating-cooling control
*1 Use the shielded cable.
To use the heater disconnection detection function, the CT input channel assignment must be set. Since the
CT1 is used in the loop of CH1 in the above wiring example, set "CH1" for "CT input channel assignment
setting" in the "CT setting" of CT1.
Position proportional control
The CT input is invalid in the position proportional control. For wiring examples, refer to the following.
Page 45 Position proportional control
R60TCRT4BW
(CT)
L1H
L1C
A
B
b
*1
*1
*1
*1
*1
*1
CT1
CT1
CT8
CT8
CT2
CT2
L2H
COM-
*1
L2C
CH1 A
CH1 B
CH2 A
CH2 B
CH2 b
CH1 b
Heating
Cooling
Filter
Filter
Controlled
objectd
Current
sensor
CT input circuit
Connector
Connector
Internal
circuit
Internal
circuit
Internal
circuit
24VDC
Internal
circuit
Internal
circuit
Содержание MELSEC iQ-R series
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