Controller Link Units Operation Manual
5
Overview Section 1-1
Token Bus Mode
Connecting Repeater 
Units Using GI Optical 
Fiber Cable
CS-series and CVM1/CV-series PLCs only.
Token Ring Mode
Token Bus Mode
C
P
U
Backup 
power supply 
(24 V DC)
C
P
U
C
P
U
3G8F7-CLK12-V1
Controller Link 
Support Board
for PCI Bus 
(token bus mode)
CS1W-CLK12-V1 
Controller Link Unit
(token bus mode)
CS1W-CLK11 
Controller Link Unit
CVM1-CLK12 
Controller Link Unit
(token bus mode)
CS-series PLC CS-series PLC
CVM1/CV-series 
PLC
Personal computer
H-PCF Optical 
fiber cable 
(daisy chain 
connection)
3G8F5-CLK11
Controller Link 
Support Board for 
ISA Bus
Personal 
computer 
PC/AT or 
compatible
C
P
U
C
P
U
C
P
U
C
P
U
C
P
U
C
P
U
 Backup 
power supply
(24 V DC)
3G8F7-CLK52-V1
Controller Link 
Support Board 
for PCI Bus
(token ring mode)
GI Optical fiber cable
(ring connection)
CS-series PLC CVM1/CV-series PLC
CS-series PLC CVM1/CV-series PLC
Personal computer
CS1W-CLK52-V1 
Controller Link Unit 
(token ring mode)
CVM1-CLK52 
Controller Link Unit 
(token ring mode)
CS1W-CLK52-V1 
Controller Link Unit 
(token ring mode)
CVM1-CLK52 
Controller Link Unit 
(token ring mode)
C
P
U
Backup
power supply
(24 V DC)
C
P
U
C
P
U
3G8F7-CLK52-V1
Controller Link
Support Board
for PCI Bus
(token bus mode)
CS1W-CLK52-V1 
Controller Link Unit 
(token bus mode)
CS1W-CLK52-V1 
Controller Link Unit
(token bus mode)
CVM1-CLK52-V1 
Controller Link Unit 
(token bus mode)
CS-series PLC CS-series PLC
CVM1/CV-series 
PLC
Personal computer
GI Optical fiber cable
(daisy chain 
connection) 










