Omron CQM1 User Manual

51
Word Allocation Section 4-1
Additional Unit Mounted Between Master and Expansion Master or
Between Two Expansion Masters
Take care of the allocation of Expansion Master word addresses.
Master of Another System is Mounted Between the Master and
Expansion Master or Between Two Expansion Masters of a System
Take care that the transmission cables of System 1 and System 2 are not
wired together. Each system must be wired separately.
4-1-3 G730 Remote Terminal Allocation
Slave Address Allocation Using one Master and two Expansion Masters in one system allows the con-
nection of up to 28 Slaves (G730 Remote Terminals).
Use the DIP switch to set the Slave address for each Slave to a value from #0
to #27. Addresses #24 to #27 cannot be set for 4-point Slaves. The Master
and Expansion Masters recognize the controlled Slave by the Slave address.
I/O Output
Master
Expansion Master Unit 1 Expansion Master Unit 2
Unit
Input word
Output
word
Input
16
points
16
points
16
points
CQM1H/CQM1
System 1
I/O Output
Master
Expansion Master Unit 1 Expansion Master Unit 2
Unit
Input word
Output
word
Input
16
points
16
points
System 1
System 2
Master
CQM1H/CQM1

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