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549
CompoBus/S I/O Link Units
Section 9-6
LED Indicators
CP1W-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.)
(2)
DIP Switch
Used to specify the node number for the CompoBus/S I/O Link Unit.
(Refer to the following table.)
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
(Terminal Block is not
removable)
(3) LED Indicators
(4) Expansion I/O Connecting Cable
(5) Expansion Connector
(2) DIP Switch
Pin labels
Contents
1
2
4
8
DR
HOLD
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
1 = ON, 0 = OFF
ON
OFF
ON
OFF
Long-distance communications mode (See note.)
High-speed communications mode
Retain inputs after a communications error.
Clear inputs after a communications error.
ON
1
2
4
8
DR
HOLD
SW1
8 4 2 1
0 0 0 0
0 0 0 1
0 0 1 0
0 0 1 1
0 1 0 0
0 1 0 1
0 1 1 0
0 1 1 1
1 0 0 0
1 0 0 1
1 0 1 0
1 0 1 1
1 1 0 0
1 1 0 1
1 1 1 0
1 1 1 1
NODE NUMBER
SW1
Node Number
Setting
Note:
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.
Содержание CP1L-EL20DR-D
Страница 3: ...CP1L EL20D CP1L EM30D CP1L EM40D CP1L EL EM CPU Unit Operation Manual Produced July 2017...
Страница 4: ...iv...
Страница 10: ...x...
Страница 22: ...xxii...
Страница 34: ...xxxiv Software Licenses and Copyrights 7...
Страница 178: ...144 Connecting the CX Programmer Section 5 1 Click the Connect button to connect and then connection online is completed...
Страница 192: ...158 Trial Operation and Debugging Section 5 3...
Страница 250: ...216 Automatic Clock Adjustment and Specifying Servers by Host Name Section 6 7...
Страница 666: ...632 Trouble Shooting Section 11 7...
Страница 696: ...662 Standard Models Appendix A...
Страница 805: ...771 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Страница 806: ...772 Connections to Serial Communications Option Boards Appendix F...
Страница 836: ...802 PLC Setup Appendix G...
Страница 838: ...804 TCP Status Transitions Appendix H...
Страница 840: ...806 Ethernet Network Parameters Appendix I...
Страница 842: ...808 Buffer Configuration CP1L EL EM Appendix J...
Страница 844: ...810 Ethernet Specifications Appendix K...
Страница 851: ...Index 817 work words 118 write protection 447...
Страница 852: ...818 Index...
Страница 854: ...820 Revision History...
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