Figure 3.18 Terminal Board Wiring
When setting the frequency by analog reference from an external potentiometer, use shielded twisted-pair wires (preparing
wire ends as shown in Figure 3.19) and connect the shield to the ground terminal of the drive.
A
F
C
D
E
B
A – Drive side
B – Connect shield to ground terminal
of drive.
C – Insulation
D – Control device side
E – Shield sheath (insulate with tape)
F – Shield
Figure 3.19 Preparing the Ends of Shielded Cables
NOTICE: The signal lines between the drive and the operator station or peripheral equipment should not exceed 50 meters when using an
analog signal from a remote source to supply the frequency reference. Failure to comply could result in poor system performance.
3.9 Control Circuit Wiring
66
YASKAWA ELECTRIC SIEP C710616 31B YASKAWA AC Drive – A1000 Technical Manual
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