5 Installation Procedure
30
YASKAWA ELECTRIC
TOBP C730600 83C YASKAWA AC Drive Option SI-C3 Installation Manual
u
Communication Cable Topology
WARNING!
Fire Hazard. Tighten all terminal screws according to the specified tightening torque.
Loose electrical connections could result in death or serious injury by fire due to overheating electrical
connections.
Tightening screws beyond the specified tightening torque may result in erroneous operation, damage to the
terminal block, or cause a fire.
Route the option wiring according to the following procedures.
1.
Connect the communication cables to the option modular connector CN1 as shown
in
Figure 22
.
Figure 22
Figure 22 Connect Cable Wiring
2.
Take proper precautions to ensure that each cable is properly connected, and that
wire insulation is not accidentally pinched into the option modular connector CN1.
<1> The option must be configured with a termination resistor. For instructions, refer to
Termination Resistor
Connection on page 31
.
<2> Make sure that the FG terminal on the master drive is grounded properly.
<3> Connect the provided ground wire for installations on 1000-series drives.
The ground wire is not necessary for installation on GA700 or GA800 drives.
DA DB DG SLD SLD
Option modular connector CN1
Preparing wire ends:
Screwdriver blade size
When not using
terminal extensions
about 5.5 mm
Pull back the shielding and lightly
twist the end with fingers, keeping
the ends from fraying
CC-Link comm cable
(do not soldered ends)
Loosen the screws and
insert the cable into the
opening on the terminal block
Blade depth of
0.4 mm or less
Blade width of
2.5 mm or less
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