11
Specifications
Section 2-1
PC Link Connector
Pin Arrangement
Connecting cable and connectors are required to connect PC Link Units
together. (One connector is included with each PC Link Unit.)
When an existing PC Link Unit is being replaced with a CVM1-LK401 PC Link
Unit, the existing connector and cable can be used without changes.
For details on assembling the connecting cables, refer to the
C200H-LK401/
C500-LK009-V1 PC Link System Manual
(W135).
Interfaces
Using Electrical Cables
(Two-wire Half-duplex
Method)
When connecting 3 or more PC Link Units, a 3G2A9-AL001 Link Adapter is
required for each branch. (A Link Adapter is equipped with 3 connectors.)
Set the Transmission Line Selector Switch to the right to select two-wire com-
munications. Refer to
2-4 Cable Length and Terminating Resistance Settings
for details.
PC Link connector
Pin number
Signal name (Abbreviation)
1
Not used.
2
Not used.
3
Not used.
4
Not used.
5
Transfer data B (DB)
6
Not used.
7
Frame ground (FG)
8
Not used.
9
Transfer date A (DA)
Hood bracket
Frame ground (FG)
5.
1.
9
6
PC LINK
PC Link Unit
3G2A9-AL001
Link Adapter
PC Link Unit
PC Link Unit
−
+
+
+
−
−
Summary of Contents for CVM1 Series
Page 1: ...Cat No W434 E1 01 SYSMAC CVM1 CV Series CVM1 LK401 PC Link Unit This manual is PDF file only...
Page 2: ...CVM1 LK401 PC Link Unit Operation Manual Produced July 2004...
Page 3: ...iv...
Page 5: ...vi...
Page 41: ...26 Differences from Earlier PC Link Units Section 2 6...
Page 77: ...62 Replacement Checklists Section 3 6...
Page 95: ...80 Link Adapter Specifications Appendix B...
Page 101: ...86 PC Link System I O Response Time Appendix C...
Page 103: ...88 PC Link Settings and Status Areas Appendix D...
Page 105: ...Revision History 90...
