Omron CQM1 User Manual

231
Appendix B
Block Diagram
Voltage/Current input
Control input power
supply (24 VDC)
Control input
Monitor output
Input
circuit
Analog-Digi-
tal conversion
circuit
Control input circuit
Digital-analog output
circuit
Indicator
circuit
Micro
computer
Bus
interface
circuit
Nonvola-
tile
memory
CQM1H/CQM1
internal bus
Input and analog-digital
conversion circuits
Digital-Analog output circuit
Voltage stabi-
lizing circuit
Voltage stabi-
lizing circuit
Power
supply
circuit
Internal circuit
Internal power
supply

Omron CQM1 Specifications

General

Model	CQM1
I/O Capacity	Up to 256 I/O points
Programming Language	Ladder Logic
Timer/Counter	128 timers/counters
Operating Temperature	0 to 55°C
Humidity	10 to 90% RH (non-condensing)
Power Supply	24 VDC or 100-240 VAC
Communication Ports	RS-232C
Memory Capacity	3.2K words
Instruction Set	Basic and advanced instructions
Memory	RAM (battery-backed)
Program Memory	3.2K words
Storage Temperature	-20 to 75°C