Wiring
29
4.6.2 Control circuit terminals
Terminal
Description
S1~S5
ON-OFF signal input, optical coupling with PW and COM.
Input voltage range: 9~30V
Input impedance: 3.3k
Ω
HDI1
（
HDI2
）
High speed pulse or ON-OFF signal input, optical coupling with
PW and COM.
Pulse input frequency range: 0~50kHz
Input voltage range: 9~30V
Input impedance: 1.1k
Ω
PW
External power supply. +24V terminal is connected to PW
terminal as default setting. If user need external power supply,
disc24V terminal with PW terminal and connect PW
terminal with external power supply.
+24V
Provide output power supply of +24V.
Maximum output current: 150mA
AI1
（
AI3
，
AI4
）
Analog input, 0~10V
Input impedance: 10k
Ω
AI2
Analog input, 0~10V/ 0~20mA, switched by J18.
Input impedance:10k
Ω
(voltage input) / 250
Ω
(current input)
GND
Common ground terminal of analog signal and +10V.
GND must isolated from COM.
Y1
（
Y2
）
Open collector output terminal, the corresponding common
ground terminal is CME.
External voltage range: 0~24V
Output current range: 0~50mA
CME
Common terminal of open collector output
COM
Common ground terminal for digital signal and +24V (or external
power supply).
+10V
10V for inverter.
HDO
High speed pulse output terminal. The corresponding common
ground terminal is COM.
Output frequency range: 0~50 kHz
AO1
（
AO2
）
Provide voltage or current output which can be switched by J19.
Output range: 0~10V/ 0~20mA
PE Ground
Terminal.
RO1A
、
RO1B
、
RO1C
RO1 relay output: RO1A—common; RO1B—NC; RO1C—NO.
Contact capacity: AC 250V/3A, DC 30V/1A.
RO2A
、
RO2B
、
RO2C
RO2 relay output: RO2A—common; RO2B—NC; RO2C—NO.
Contact capacity: AC 250V/3A, DC 30V/1A.
RO3A
、
RO3B
、
RO3C
RO3 relay output: RO3A—common; RO3B—NC; RO3C—NO.
Contact capacity: AC 250V/3A, DC 30V/1A.
