4.3.6.3.
I/O Signal connection
In the standard versions of the DR2020, the analog and digital I / Os are not wired to the outside.
4.3.6.4.
STO signals connection
H
ere below is the basic diagram, repeated in the chapter dedicated to the STO function
· 24 Volt
Monitoring inputs of the drive
Fig 4.12 Basic diagram for connection to the PLC
Note:
Feedback from the STO is the series of feedbacks of the various DR2020 modules; as long as one of the drives does
not correctly acquire the two pins S1 and S2, the chain is interrupted and the safety PLC intervenes by cutting the
power supply to the drives.
DR2020 X1 and X2
Connectors
Towards the other
DR2020 modules
MAR2-E-191
41