Chapter 2 Digital Input Manual VIPA System SLIO
2-6 HB300E - SM - Rev. 09/38
VIPA 021-1BD40 - DI 4xDC 24V 3 wire
The electronic module collects the binary control signals from the process
level and transmits them isolated to the central bus system. It has 4
channels and their status is monitored via LEDs.
• 4 digital inputs with 3 wire connection, isolated to the backplane bus
• Suited for switches and approximate switches
• Status indication of the channels via LEDs also with de-activated
electronic power supply
1
3
5
4
6
7
8
9
2
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
Locking lever terminal module
Labeling strip
Backplane bus
LED status indication
DC 24V power section supply
Electronic module
Terminal module
Locking lever electronic module
Terminal
LED Color Description
RUN green RUN MF
MF red
● ○
Bus communication is OK
Module status is OK
● ●
Bus communication is OK
Module status reports an error
○ ●
Bus communication is not possible
Module status reports an error
○ ○
Error at bus power supply
☼ ☼
Error in parameterization
(if parameterizable)
Status indication
RUN
MF
DI 0
DI 1
DI 2
DI 3
DI x green ● Digital input is set
on: ● off: ○ blinks with 2Hz: ☼
Description
Properties
Structure
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