User manual

6 DetaileddescriptionsofI/Omodules| Digital input module UR20-8DI-N-3W
154 1432790000/08/12.2015Manual u-remote
8DI-N-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-N-3W,errormessagesseeChapter13
DI 0
•
•
•
•
•
•
DI 7
1
2
3
4
1
2
3
4
DI 2
GND
24VDC
DI 3
DI 0
GND
24VDC
DI 1
DI 4
GND
24VDC
DI 5
DI 6
GND
24VDC
DI 7
Type 3
System
bus
U
SYS
U
IN
U
OUT
µC
24VDC IN
GND IN
1
2
3
4
UR20-8DI-N-3W
BlockdiagramUR20-8DI-N-3W