Omron CP1E Series User Manual page 211

(1)CompoBus/S Terminals
The following CompoBus/S terminals are provided: CompoBus/S communications data high/low
terminals, NC terminals for communications power supply plus (+) and minus (-), and an NC ter-
minal. (Power is supplied internally for this Unit, so the NC terminals for communications power
supply can be used as relay terminals.)
(2)DIP Switch
Used to specify the node number for the CompoBus/S I/O Link Unit.
NODE NUMBER
ON
* 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-C0@-V2.
(3)LED Indicators
Used to show the CompoBus/S communications status.
Indicator
COMM Communications indicator
ERR Error indicator
(4)Expansion I/O Connecting Cable
Connected to the expansion connector of a CP1E CPU Unit or an Expansion Unit or Expansion
I/O Unit. The cable is provided with the CompoBus/S I/O Link Unit and cannot be removed.
Precautions for Safe Use
Do not touch the cables during operation. Static electricity may cause operating errors.
(5)Expansion Connector
Used to connect Expansion Units or Expansion I/O Units.
CP1E CPU Unit Hardware User's Manual(W479)
9 Using Expansion Units and Expansion I/O Units
Pin labels
SW1
Name 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.
Contents
1
Node Number
2
Setting
8
4
0 0
1 0
8
2 0
3 0
4 0
5 0
6 0
7 0
8 1
9 1
10 1
11 1
12 1
13 1
14 1
15 1
1 = ON, 0 = OFF
ON Long-distance communications mode *
DR
OFF High-speed communications mode
ON Retain inputs after a communications error.
HOLD
OFF Clear inputs after a communications error.
Meaning
SW1
4 2 1
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
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