Appendix 1. EMC Installation Guidelines
1.5 Measures for Wiring in Panel
160
1.5.2 Shield Treatment of Cables
Use shielded cables for the cables wired outside the panel.
Use a shield clamp within 10cm of the lead-out port from the panel. (Refer to "Appendix 1.6.1 Shield clamp
fitting".)
(1) DC power supply cable [F110/F070 cable]
Control panel
General-purpose
stabilized power supply
Operation panel
Operation
panel I/O unit
Shield clamp
F110 cable
F070 cable
Ferrite core
Display unit
PD25/PD27
•
Use a shield clamp within
10cm from the panel's
inlet/outlet.
•
Install a ferrite core on both
ends of the connected units.
•
Always install a ferrite core
on the general-purpose
stabilized power supply.
(Refer to "Appendix 1.6.2
Ferrite core".)
The ferrite core may not be
required depending on the
selected power supply.
(2) Remote I/O cable [FCUA-R211 cable]
Control panel
Remote I/O unit
FCUA-R211 cable
Shield clamp
Ferrite core
Control panel
Control unit
•
Use a shield clamp within
10cm from the panel's
inlet/outlet.
•
Install a ferrite core on both
ends of the connected units.
(3) Servo communication cable [SH21 cable]
Control panel
SH21B cable
Shield clamp
Ferrite core
Control panel
Control unit
Drive section unit
•
Use a shield clamp within
10cm from the panel's
inlet/outlet.
•
Install a ferrite core on both
ends of the connected units.