Data sheet, 4ios – Procom 4IOS User Manual
Page 6

Data Sheet
4IOS
Multifunction I/O Module
The Front Plate Symbols and their Meaning:
The System Blinker
Addressing from processor follows
I/O Input/Output
BUS output works as push-push operation with the system
blinker
BUS input works as push-pull operation with the system blinker
I
Opto-coupler 1, Not Debounced (depending on set)
Refer to the table below for more information
I/
Opto-coupler 2, Debounced
(depending on set)
Refer to the table below for more information
0
Status Display of the Relay
(depending on set)
Refer to the table below for more information
Al
Status Display of the Transmission, Two-colour
(depending on set)
Refer to the table below for more information
(not freely programmable)
Date: 13.03.2009
Page:
6/8 Author:
HS
Document-No.:
DB_4IOS_2804_01
© 2008 ProCom, All rights and technical changes reserved