User Manual of EM730/EM730E Series Inverter
46
in the control circuit. The wiring distance should be less than 50 m.
Prevent the shield screen from contact with other signal lines and enclosures. The
exposed shield screen can be wrapped with insulating tapes.
It is prohibited to touch the ports and components of the control panel without static
electricity protection measures.
3.3.10
Standard Wiring Diagram of Control Circuit
Grounding
Multi-segment
speed terminal 3
Multi-segment
speed terminal 2
Multi-segment
speed terminal 1
Forward/Reverse
Operation
PB
Braking resistor
Communication port
Grounding
A -
A+
GND
M
ul
ti-
func
tion
input
t
erm
ina
l
MC
S/L2
T/L3
R/L1
Inverter
Open collector output 24V/50mA
EC
EB
X1
X2
Y1
X5
X4
X3
Relay output contact
DC30V, 10mA to 1A
AC250V, 10mA to 3A
EA
Grounding
Multi-function analog
output
AI2
AI1
GND
MCCB
Power
supply
1kΩ-5kΩ
frequency
setting
potentiometer
COM
YCM
W
V
U
3
2
1
-10
～
10V
0
～
10V/0
～
20mA
24V output, 100mA
10V
24V-COM
+10V/20mA
V/I
M1
V
AI2
I
J8
OFF
485
ON
S1
M
1
R1
V
I
M1
J7
NPN
PNP
J10
When the single-phase 220V power supply is
used, connect any two of the terminals L1, L2
and L3.
100kHZ high-speed pulse input
Fig. 3-19 Standard Wiring Diagram of Control Circuit
It is recommended to use the wires with a diameter of 0.5-1mm
2
in the control circuit.
Install the control circuit terminals with the PH0 Phillips screwdriver. The tightening torque
