Delta VFD-VL Series

Chapter 2 Installation and Wiring|VFD-VL
2-14
 If the analog input signals are affected by noise from the AC motor drive, please
connect a capacitor and ferrite core as indicated in the following diagrams:
C
A
CI/AUI1/AUI2
ACM
ferrite core
wind each wires 3 times or more around the core
Digital inputs (FWD, REV, MI1~MI8, COM)
 When using contacts or switches to control the digital inputs, please use high quality
components to avoid contact bounce.
Digital outputs (MO1, MO2, MCM)
 Make sure to connect the digital outputs to the right polarity, see wiring diagrams.
 When connecting a relay to the digital outputs, connect a surge absorber or fly-back
diode across the coil and check the polarity.
The specification for the control terminals
The Position of External Terminals
+10V
MO1
MO2
MI3
MI4
MI7
MI6
COM ACMAUI1
ACI
MCM
MRC
RA
MRA
RC
RB
REV
MI2
FWD
MI1
A
UI2
MI5
MI8
-10V
Sink/Source
mode switch
+E24VDCM
Frame Torque Wire
8 kgf-cm (6.9 in-lbf) 22-14 AWG (0.3-2.1mm
2
)
C, D, E
Terminal: 0V/24V 1.6 kgf-com(1.4 in-lbf) 30-16 AWG (0.051-1.3mm
2
)
NOTE
Frame C: VFD055VL23A/43A, VFD075VL23A/43A, VFD110VL23A/43A
Frame D: VFD150VL23A/43A, VFD185VL23A/43A, VFD220VL23A/43A
Frame E: VFD300VL23A/43A, VFD370VL23A/43A, VFD450VL43A, VFD550VL43A, VFD750VL43A
Call 1(800)985-6929 for Sales
deltaacdrives.com
sales@deltaacdrives.com
Call 1(800)985-6929 for Sales
deltaacdrives.com
sales@deltaacdrives.com