Vecow ECX-3000 PEG, User Manual, Page: 126 / 159

118 ©Vecow ECX-3000 PEG User Manual Appendix A
A.2 Isolated DIO Signal Circuit
DI reference circuit :
Sink Mode
(NPN)
Power
Supply
6-48V DC
V+
V-
DIO Connector
DI_COM (Pin 9)
DI (Pin 1-8)
Source Mode
(PNP)
Power
Supply
6-48V DC
V+
V-
DIO Connector
DI_COM (Pin 9)
DI (Pin 1-8)
DO reference circuit :
Sink Mode
(NPN, Default)
Device
6-48V DC
V+
V-
DIO Connector
DIO_VDC (Pin 20)
DIO_GND (Pin 10, 19)
IO DO (Pin 11-18)
Source Mode
(PNP)
Device
6-48V DC
V+
V-
DIO Connector
DIO_VDC (Pin 20)
DIO_GND (Pin 10, 19)
IO DO (Pin 11-18)