4.3 Task and structure of the example
Protecting a metalworking press
• The hazardous area is protected by permanent isolating protective equipment.
• The insertion point is additionally protected by electrosensitive protective equipment (ESPE).
• The working stroke of the press is triggered with a two-hand operator panel. If the zone
protected by the electrosensitive protective equipment is entered during operation, or if the
EMERGENCY STOP is activated, the press drive is immediately switched o (stop category 0).
• The press starts once the protective zone of the ESPE has been enabled and the two-hand
operator panel has been actuated.
Note
To enable switch-on by two-hand operation, the start pushbutton must be pressed after
unlocking the pressed EMERGENCY STOP.
① Start pushbutton
② Two-hand operator panel
③ EMERGENCY STOP control device
④ Light curtain (ESPE)
Figure 4-1 Typical system conguration
Getting started with MSS 3RK3 Basic
4.3 Task and structure of the example
SIRIUS 3RK3 Modular Safety System
Equipment Manual, 07/2020, NEB926253002000/RS-AC/006 63
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