Specifications

VFD-G Series
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3-4
3.2 Terminal Explanations
Terminal Symbol Explanation of Terminal Function
R/L1, S/L2, T/L3 AC line input terminals
U/T1, V/T2, W/T3 AC drive output terminals motor connections
+1, +2 Connections for DC Link Reactor (optional)
+2/B1~B2 Connections for Braking Resistor (optional)
+2~ -, +2/B1~ - Connections for External Braking Unit (VFDB series)
Earth Ground
3.3 Control Terminal Explanations
Terminal
Symbols
Terminal Functions Factory Settings
FWD
Forward-Stop command
REV
Reverse- Stop command
EF
External fault
MI1 Multi-function Input 1 Factory default: Multi-step speed command 1
MI2 Multi-function Input 2 Factory default: Multi-step speed command 2
MI3 Multi-function Input 3 Factory default: Multi-step speed command 3
MI4 Multi-function Input 4 Factory default: Multi-step speed command 4
+24V DC Voltage Source (+24V, 20mA), used for source mode.
DCM Digital Signal Common
Used as common for digital inputs and used
for sink mode.
AFM 1 Analog frequency /current meter 1
0 to 10V correspond to Max. operation
frequency
AFM 2 Analog frequency /current meter 2
4 to 20mA correspond to 2 times of output
current
AOM Analog control signal (common)
RA 1 Multi-function Relay1 output (N.O.) a
RB 1 Multi-function Relay1 output (N.C.) b
RC 1 Multi-function Relay1 common
1.5A(N.O.)/1A(N.C.) 240VAC
1.5A(N.O.)/1A(N.C.) 24VDC
Refer to Pr.03-00 to Pr.03-01
+12V/ACM Potentiometer power source +12V 20mA
AI1 Analog voltage Input
0 to +10V / 0 to 1A correspond to Max.
operation frequency
AI2 Analog current Input
0 to +10V / 0 to 1A correspond to Max.
operation frequency
AC1/AC2 Analog control signal common
* Control signal wiring size: 18 AWG (0.75 mm
2
).