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5 SETUP AND PROCEDURES BEFORE OPERATION
Control panel
Control panel
5 - 11
[Wiring examples using duct (improper example and improved
example)]
Relay
Drive
Drive
unit
unit
Noise source
(Power system,
etc.)
Relay
Noise source
(power system,
etc.)
Relay
Relay
Programmable
QD
controller CPU
70D
Changed
Realy
Relay
QD
Programmable
controller CPU
70D
Drive
Drive
unit
unit
MELSEC-Q
Wiring duct
The deive units are placed
near the noise source.
The connection cable between
the QD70D and drive units is
too long.
Wiring duct
The QD70D and drive units are
placed closely.The connection
cable between the QD70D and
drive units is separately laid
from teh power line (in this
example, the cable is outside of
the duct) and is as short as possible.
5 - 11
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