Page 30 Functional safety technology
Product Manual / Mounting Instructions „Servo drives ARS 2320 FS, ARS 2340 FS and ARS 2360W FS“ Version 1.0
For drives, the function STO must be validated after installation and after any changes
of the installation.
This validation must be documented by the commissioning engineer.
6.5.2 Pin assignment STO [X40]
Reference potential for internal controller supply
Feedback contact for the state “STO” to an
external control
Reference potential for STOB
Control input B for the function STO
Reference potential for STOA
Control input A for the function STO
The functionality of the DIP switches is identical to the functionality of the DIP switches
of the module FSM 2.0 – FBA.