453
CompoBus/S I/O Link Units
Section 7-6
Specifications
LED Indicators
CP1W-SRT21/CPM1A-SRT21 CompoBus/S I/O Link Unit
(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.)
Master PLC (CS Series)
CPU Unit
CP1L
I/O memory
Input
CIO 2
Output
CIO 12
8 bits
8 bits
I/O memory
Input
CIO 2004
Output
CIO 2000
8 bits
8 bits
CompoBus/S
Master Unit
Unit No. 0
CompoBus/S
I/O Link Unit
Node
number: 0
Model number
CP1W-SRT21/CPM1A-SRT21
Master/slave
CompoBus/S Slave
Number of I/O points
8 input points, 8 output points
Number of words allocated in
CPU Unit I/O memory
1 input word, 1 output word
(Allocated in the same way as Expansion Units and
Expansion I/O Units.)
Node number setting
Set using the DIP switch
(Set before turning on the CPU Unit’s power supply.)
Indicator
Name
Color
Meaning
COMM
Communications
Indicator
Yellow
ON:
Communications in progress.
OFF: Communications stopped or error
has occurred.
ERR
Error indicator
Red
ON:
A communications error has
occurred.
OFF: Indicates normal communications
or stand-by.
BD
NC(BS-)
NC
BD
NC(BS+)
S
COMM
ERR
ON
1
3
2
4 5
6
No.
SRT21
EXP
(1) CompoBus/S Terminals
(3) LED Indicators
(4) Expansion I/O Connecting Cable
(5) Expansion Connector
(2) DIP Switch
Содержание CP1L - 12-2007
Страница 3: ...iv...
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Страница 13: ...xiv TABLE OF CONTENTS...
Страница 21: ...xxii...
Страница 33: ...xxxiv Conformance to EC Directives 6...
Страница 65: ...32 Function Blocks Section 1 5...
Страница 428: ...395 Clock Section 6 9...
Страница 429: ...396 Clock Section 6 9...
Страница 523: ...488 Troubleshooting Unit Errors Section 9 4...
Страница 531: ...496 Replacing User serviceable Parts Section 10 2...
Страница 563: ...528 Auxiliary Area Allocations by Function Appendix C...
Страница 611: ...576 Auxiliary Area Allocations by Address Appendix D...
Страница 638: ...603 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Страница 639: ...604 Connections to Serial Communications Option Boards Appendix F...
Страница 669: ...634 Index...
Страница 671: ...636 Revision History...