Omron CQM1 Operation Manual page 70

Word Allocation
4-1-3 G730 Remote Terminal Allocation
Slave Address Allocation
Additional Unit Mounted Between Master and Expansion Master or
Between Two Expansion Masters
Take care of the allocation of Expansion Master word addresses.
CQM1H/CQM1
Unit
Input word
Output
word
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.
CQM1H/CQM1
Unit
Input word
Output
word
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 Input
16 16 16
points points points
System 2
System 1
System 1
I/O Output Input
16 16
points points
Section 4-1
51