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7.2.3 When performing the heating-cooling control
This section describes the program example to perform the heating-cooling control.
(1) System configuration
The following figure shows the system configuration example to perform the heating-cooling control.
When the Q64TCTTBWN or the Q64TCRTBWN is used, the I/O assignment is the same as that of the system configuration
shown above.
• Slot 0: Empty 16 points
• Slot 1: Intelligent 16 points
• Slot 2: Input 64 points
• Slot 3: Output 64 points
(2) Program conditions
This program is designed to perform the heating-cooling control by using the temperature input of CH1.
16 empty points
QY42P (Y60 to Y9F)
QX42 (X20 to X5F)
QCPU
Q64TCTTN (X/Y10 to X/Y1F)
Type-K thermocouple
0 to 1300
Cooling
equipment
Heater
Object to be controlled