User manual

Detailed descriptions of I/O modules | Digital output module UR20-4RO-SSR-255
124 1432790000/03/02.2014Manual u-remote
4RO-SSR
Module status LED
Green: Communication over the system bus
Red: Collective error diagnostic
1.1 Yellow: Output0 active
2.1 Yellow: Output1 active
3.1 Yellow: Output2 active
4.1 Yellow: Output3 active
LEDindicatorsUR20-4RO-SSR-255,errormessagesseeChapter13
COM_0
COM_0
NO_0
NO_0
COM_1
COM_1
NO_1
NO_1
COM_2
COM_2
NO_2
NO_2
COM_3
COM_3
NO_3
NO_3
COM_0
COM_0
NO_0
NO_0
COM_1
COM_1
NO_1
NO_1
COM_2
COM_2
NO_2
NO_2
COM_3
COM_3
NO_3
NO_3
System
bus
U
SYS
U
IN
U
OUT
1
2
3
4
µC
UR20 4RO-SSR-255
BlockdiagramUR20-4RO-SSR-255