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CHAPTER 7 PROGRAMMING
7
7.2 When Using the Module in a Standard System Configuration
7.2.3 When performing the heating-cooling control
(3) Wiring example
The following figure shows a wiring example.
Heater operation
input
Cold junction
temperature
compensation
resistor
CH1 Input
COM-
CJ
CJ
L1H
L1C
24VDC
CJ
CJ
NC
NC
IN3 3-
IN3 3+
NC
OUT1
OUT3
OUT4
IN1 1+
IN1 1-
IN2 2+
IN2 2-
IN4 4+
IN4 4-
OUT2
+
-
+
-
Cooling equipment
operation input