EN60204
EN 954-1 ISO 13849-1
Safety door monitoring or
emergency shut-down with
protection monitoring switch
The ‚STO’ is tripped when the safety
door is opened or emergency shut-
down switch is activated.
Cat. 3 PL e 0
Important
The category 3 and PL e protection level can only be achieved with an active STO-Power-On-Test.
Note
The acknowledgement is only necessary, when after the cancellation of the STO function by the
automatic start-up, a potential danger for the people in the area or the equipment exists.
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