12
Functional safety
Connections variants
Operating Instructions – MOVIMOT
®
flexible
419
•
The maximum output current and the maximally permitted contact load of the
safety device must be observed.
•
You must comply with the permitted signal levels at the STO input and all other
technical data of the electronics cover. The routing of the STO control cables and
the voltage drop must be considered.
•
Other requirements of the safety manufacturer (such as protecting the output con-
tacts against welding) must be strictly observed. The basic cable routing require-
ments apply.
•
A calculation based on the technical data of the electronics cover must be per-
formed separately for each case of STO group disconnection.
•
A maximum of 20 drive units must be used in an STO group disconnection.
29128668/EN – 12/2019