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Omron CQM1 User Manual

Omron CQM1
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271
SECTION 3
CQM1-TC00@/TC10@ Temperature Control Units
This section describes the features and operation of the CQM1-TC00@/TC10@ Temperature Control Units.
3-1 Features and Word Allocations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
3-1-1 Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
3-1-2 Word Allocations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
3-2 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273
3-3 Nomenclature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274
3-3-1 Control Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
3-3-2 Switch Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
3-4 Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 276
3-5 Application Examples. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277
3-5-1 Basic Program for Temperature Control Unit . . . . . . . . . . . . . . . . . 277
3-5-2 Run/Stop and Error Processing Program . . . . . . . . . . . . . . . . . . . . . 278
3-5-3 ON/OFF Control. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 280
3-5-4 Advanced PID Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 281
3-6 AT (Expansion Mode). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 282
3-6-1 Manual Settings (Expansion Mode) . . . . . . . . . . . . . . . . . . . . . . . . . 283
3-6-2 Set Value Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 285
3-6-3 Set Value Write. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 286
3-7 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287

Table of Contents

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Omron CQM1 Specifications

General IconGeneral
ModelCQM1
I/O CapacityUp to 256 I/O points
Programming LanguageLadder Logic
Timer/Counter128 timers/counters
Operating Temperature0 to 55°C
Humidity10 to 90% RH (non-condensing)
Power Supply24 VDC or 100-240 VAC
Communication PortsRS-232C
Memory Capacity3.2K words
Instruction SetBasic and advanced instructions
MemoryRAM (battery-backed)
Program Memory3.2K words
Storage Temperature-20 to 75°C

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