
4.5.1
Functioning
The actuating element consists of two symmetrically arranged slides. The po-
sition of these slides is detected by electrical switches and transmitted to the
evaluation electronics.
Positions of enabling switch:
Position
Function
Enabling switch
Contacts
1
home position
is not pressed
enabling outputs are
open
2
enabling
is pressed
enabling outputs are
closed
3
panic
is pressed strong
enabling outputs are
open
Tab.4-5:
Positions of the enabling switch
WARNING!
The enabling switch must be tested cyclic (6 monthly) by pressing the panic
position. Watch the machine performing the panic function after pressing the
enabling switch.
4.5.1.1
Enabling
Fig.4-6:
Contact travel diagram for enabling
4.5.1.2
Panic
The pushing of the actuating elements into the panic position is evaluated in a
way that the enabling position is skipped when the actuating elements are re-
leased.
Connection
© KEBA 2009
User's Manual V1.50
29