Electrical Connection - Omron VARISPEED F7 Quick Manual

Electrical Connection

Wiring the Inverter
L1
3-phase power
380 to 480 V
L2
50/60 Hz
L3
PE
Multi-function
digital inputs
[Factory setting]
EN-8
Short-circuit bar
Main Contactor
T
Fuses
Line
Filter
Forward Run / Stop
Reverse Run / Stop
External Fault
Fault reset
Multi-step speed setting 1
Multi-step speed setting 2
Jog frequency selection
Analog input setting
adjustment
Ω
2 k
0 to 10 V
Ω
2 k
4 to 20 mA
P P
MEMOBUS
communication
RS-485/422
DC reactor to improve input
power factor (optional)
Braking resistor unit (optional)
B1
B2
2
1
R/L1 U/T1
S/L2
V/T2
T/L3 W/T3
Varispeed F7
S1
S2
S3
S4
S5
S6
S7
SN
SC
SP
24 V
E(G)
Shield
terminal
2CN
Pulse train input [Default:
RP
Frequency reference input]
0 to 32 kHz
PG
+V
Analog input power supply
Option
15 V, 20 mA
Card
Analog input 1: Master
A1
frequency reference
Ω)
0 to 10 V (20 k
Multi-function analog input 2
A2
[Default: Frequency bias
Ω)]
4 to 20 mA (20 k
AC
0 V
-V Analog input power supply
-15 V, 20 mA
Shield
terminal
Input
Option
Card
Terminating
resistance
R+
P
R-
S+
P
S-
IG
Twisted-pair
Shielded
P
shielded wires
wires
Fig 4 Wiring Diagram
M
MA
Fault relay output
MB
250 VAC, 1 A max.
30 VDC, 1 A max.
MC
M1
Relay output 1
M2
[Default: Running]
M3
Relay output 2
Multi-function digital output
[Default: Zero speed]
M4
250 VAC, 1 A max.
30 VDC, 1 A max.
M5
Relay output 3
[Default:
M6
Frequency agree 1]
E(G)
MP
Pulse train output
Ω)
0 to 32 kHz (2.20 k
AC
[Default: Output frequency]
Adjustment,
Ω
20 k
+ - Multi-function analog output 1
FM
(-10 to +10 V, 2 mA / 4 to 20 mA)
FM
[Default: Output frequency, 0 to 10 V)
Ω)]
4 to 20 mA (20 k
Adjustment,
Ω
20 k
+
-
Multi-function analog output 2
AM
AM (-10 to +10 V, 2 mA / 4 to 20 mA)
[Default: Output current, 0 to 10 V)
Ω)]
AC
4 to 20 mA (20 k