Omron CQM1 User Manual

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Nomenclature Section 3-1
3-1 Nomenclature
Front View
Indicators
Side View
Indicators
Name Color Function
RDY Green Lit when the Linear Sensor Interface Unit is ready for
use.
ERR Red Lit when an internal error, such as IC malfunctioning,
occurs.
BROKEN-WIRE Red Lit when 1- to 5-V or 4- to 20-mA input to the Unit is dis-
connected. This indicator cannot be used to detect the
disconnection of ±9.999- or ±5-V input.
TIMING/GATE Orange Lit when TIMING or GATE input to the Unit is ON.
ZERO Orange Lit when the forced zero function is effective.
Slide lock
Cover
Terminals
Slide lock

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