Instructions

Detailed descriptions of I/O modules | Digital input module UR20-8DI-P-3W
72 1432790000/03/02.2014Manual u-remote
8DI-P-3W
Module status LED
Green: Communication over the system bus
Red: Collective error diagnostic
1.1 Yellow: Input0 active
1.4 Yellow: Input1 active
2.1 Yellow: Input2 active
2.4 Yellow: Input3 active
3.1 Yellow: Input4 active
3.4 Yellow: Input5 active
4.1 Yellow: Input6 active
4.4 Yellow: Input7 active
LEDindicatorsUR20-8DI-P-3W,errormessagesseeChapter13
DI_0
•
•
•
•
•
•
DI_7
1
2
3
4
1
2
3
4
DI_2
GND
24 V DC
DI_3
DI_0
GND
24 V DC
DI_1
DI_4
GND
24 V DC
DI_5
DI_6
GND
24 V DC
DI_7
Typ 3
System
bus
U
SYS
U
IN
U
OUT
µC
24 V DC⎽IN
GND⎽IN
1
2
3
4
UR20 8DI-P-3W
BlockdiagramUR20-8DI-P-3W