Leds And Pin Assignment, Programming With Led Buttons; El9221-Xxxx; Fig. 31 El9221-5000, Assignment And Designation Of Connections And Leds - Beckhoff EL922 Series Documentation

6.7 LEDs and pin assignment, programming with LED
buttons
6.7.1

EL9221-xxxx

LEDs and connection
Fig. 31: EL9221-5000, assignment and designation of connections and LEDs
Meaning of the connections
Terminal point
Name No.
Digital input 1 1
24 V power supply 2
0 V power supply 3
4
Protected output 1 5
Protected output 1
via power contact
24 V power supply 6
0 V power supply 7
8
EL922x
Description
Digital input for switching output 1
(negative edge; 0 V reference as supply)
+24 V DC input voltage (internally connected to terminal point 6)
0 V DC input voltage (internally connected to terminal point 7 and power contact 0 V)
Not used
Protected + 24 V DC (internally connected to positive power contact)
Protected + 24 V DC (internally connected to output 1)
+24 V DC input voltage (internally connected to terminal point 2)
0 V DC input voltage (internally connected to terminal point 3 and power contact 0 V)
Not used
Version: 1.0
Mounting and wiring
41