INVT RBU Series, Operation Manual

Page: 17 / 28

Wiring
11
Terminal Description
COM
Common ground terminal for digital signal and +24V (or external
power supply).
Y
Open collector output terminal, The corresponding common
ground terminal is COM.
External voltage range: 0~24V
Output current range: 0~50mA
+24V
Provide output power supply of +24V.
Maximum output current: 150mA
AO
Analog output terminal. Output range: 0~10V
GND
Common ground terminal of analog signal and AO.
GND must isolated from COM.
RO1A 、
RO1B 、 RO1C
RO1 relay output: RO1A—common; RO1B—NC; RO1C—NO.
Contact capacity: AC 250V/3A, DC 30V/1A.