3. Installation of Frequency Inverter
EM15 User’s Manual
26
Diagram 3-13 Three phase 4Kw and above Control Circuit Terminal Sketch Map
3.10.3 Description of control circuit terminals
Table 3-3 Description of control circuit terminals
Type
Terminal
Symbol
Terminal Name
Terminal function description
Power
Supply
+10V-GND
Ex10V
power supply
Provide +10V power supply to external unit. Maximum output
current:10mA
Generally, it provides power supply to external potentiometer with
resistance range of 1 kΩ~5kΩ
+24V-COM
Ex24V
power supply
P24 V power supply to external unit. Generally, it provides
power supply to DI/DO terminals and external sensors.
Maximum output current: 200 mA
PLC
External power
supply input
terminals
It connect with +24V terminal by default
Analog
input
AI1-GND
Analog input 1
1. Input range: DC 0V~10V/ 0mA~20mA(decided by jumper
AI1/AI2 on the control board); AI3: DC -10V~+10V
2. Impedance: 22 kΩ (voltage input), 500 Ω (analog current input)
AI2-GND
Analog input 2
AI3-GND
Analog input 3
Digital
input
DI1-COM
Digital input 1
1. Optical coupling isolation, option dual polarity input
2.Input Impedance: 2.4 kΩ
3. Voltage range of level input: 9V~30 V
DI2-COM
Digital input 2
DI3-COM
Digital input 3
DI4-COM
Digital input 4
DI5-COM
Digital input 5
HDI-COM
High Speed
Pulse Input
Maximum input frequency: 100 kHz (Also can be used as DI)
Analog
output
AO1-GND
Analog output 1
Voltage or current output type is decided by jumper AO1/AO2.
Output voltage range: 0V~10 V
Output current range: 0mA~20 mA
AO2-GND
Analog output 2
FMP- COM
High Speed
Pulse Output
Constrained by function code b4-00 "FMP terminal output mode
selection" as the high-speed pulse output, the highest frequency is
100kHz; when use as an open collector output, specifications is the
same as DO.
Relay
output
TA-TB
NC terminal
Contact driving capacity: 250 Vac, 3 A, COSø = 0.4
30 Vdc, 1 A
TA1/2-TB1/2
TA-TC
NO terminal
TA1/2-TC1/2
