Danfoss VLT AutomationDrive FC 302

8 Application Examples
8.1 Connecting Safe Digital Inputs
This section contains examples of connecting the fail-safe digital input according to EN ISO 13849-1 and EN IEC 62061. The examples
apply in cases where all components are installed in a control cabinet.
e30bc309.12
A
B
1
10
3
12
11
12
37
20
MCB15x
A 2-channel emergency stop switch B Drive
Illustration 29: Connecting a Sensor, Push Button, or Limit Switch
Connecting an electronic sensor
e30bc310.12
1
24 V DC
3
12
11
12
37
20
MCB15x
0 V
OSSD 2
OSSD 1
Tx
Rx
A
B
A Drive B Light curtain
Illustration 30: Connecting an Electronic Sensor, for example a Safety Light Curtain
Connecting an antivalent sensor
1
3
12
11
12
37
20
MCB15x
e30bc311.12
10
C
B
A
A Actuator
C Drive
B Switch
Illustration 31: Connecting 1 NO/1 NC Sensor, for Example Magnetic Switch
Application Examples
Installation Guide | VLT®Safety Option MCB 152
AN327351953089en-000101 / 130R0578
54 | Danfoss A/S © 2020.02