Omron CP1L CPU UNIT - 06-2007 Operation Manual page 488

CompoBus/S I/O Link Units
Master PLC (CS Series)
CPU Unit
I/O memory
Output
CIO 2000
Input
CIO 2004
CP1W-SRT21/CPM1A-SRT21 CompoBus/S I/O Link Unit
CompoBus/S
Master Unit
Unit No. 0
8 bits
8 bits
Specifications
Model number
Master/slave
Number of I/O points
Number of words allocated in
CPU Unit I/O memory
Node number setting
LED Indicators
Indicator Name
COMM Communications
Indicator
ERR Error indicator
(4) Expansion I/O Connecting Cable
(1) CompoBus/S Terminals
The following CompoBus/S terminals are provided: CompoBus/S com-
munications data high/low terminals, NC terminals for communications
power supply plus ( + ) and minus ( − ), and an NC terminal. (Power is sup-
plied internally for this Unit, so the NC terminals for communications
power supply can be used as relay terminals.)
CP1L
I/O memory
8 bits
Input
CIO 2
8 bits
Output
CIO 12
CP1W-SRT21/CPM1A-SRT21
CompoBus/S Slave
8 input points, 8 output points
1 input word, 1 output word
(Allocated in the same way as Expansion Units and
Expansion I/O Units.)
Set using the DIP switch
(Set before turning on the CPU Unit's power supply.)
Color
Yellow ON: Communications in progress.
OFF: Communications stopped or error
has occurred.
Red ON: A communications error has
occurred.
OFF: Indicates normal communications
or stand-by.
ON
(2) DIP Switch
1 2 3 4 5 6
S
No.
(3) LED Indicators
COMM
ERR
SRT21
(5) Expansion Connector
EXP
BD NC(BS+)
BD NC(BS-) NC
(1) CompoBus/S Terminals
Section 7-6
CompoBus/S
I/O Link Unit
Node
number: 0
Meaning
455