Omron CPM1 - PROGRAMING MANUAL 02-2001 Programming Manual page 238

CompoBus/S I/O Link Units
Wiring the CompoBus/S
Communications Path
218
3. The long-distance communications mode can be used only when one of
the following Master Units is connected: C200HW-SRM21-V1,
CQM1-SRM21-V1, or SRM1-C0j-V2.
Wire the CompoBus/S communications path as shown in the following dia-
grams.
CPM1A-SRT21
NC (BS+)
NC (BS–)
(BS +)
(BS –)
CPM2C-SRT21
From the CompoBus/S
communications path
BD L
To the CompoBus/S
communications path
These terminals are not used. They can
however be used as communications
power supply relay terminals.
Connect the CompoBus/S Communications Cable.
BD H
BD H
BD H
BD L
BD L
NC
Section 3-3