Unlocking will only occur after
deliberate action the reset button. travel position L. travel (maximum travel):
distance between the free position and the max.
PR Release position:
position the switch actuator when the contacts
return their initial free position.).
C3 Differential travel (C1-C4) (average travel):
travel difference the switch actuator between the
operating position and the release position .Limit Switches with Latch and Manual Reset
Travel and Operation diagrams
lil
n .
C4 Release travel (average travel):
distance between the release position and the
free position .
PA perating position:
position the switch actuator, under the effect
of force F1, when the contacts leave their initial
free position. travel position:
maximum acceptable travel position the switch
actuator under the effect force F1.C.
travel position L.
CL ax.
L Max.
CA Latching travel (average travel):
distance between the free position and the
latching point .
C2 ver-travel (average travel):
distance between the operating position and
the max.
C Pre-travel (average travel):
distance between the free position and the
operating position .
CP Positive opening travel:
minimum travel the switch actuator, from the free
position, ensure positive opening operation of
the normally closed contact (N.C.
1SBC141157C0202
.
SA Latching point:
point return the switch actuator beyond
which the opened status the (N.
Note: for slow action contacts, C1-1 pre-travel contact 21-22, C1-2 pre-travel contact 13-14.
C: travel millimetres travel degrees
C
PO Free position:
position the switch actuator when external
force exerted it.
PP Positive opening position:
position the switch actuator from which positive
opening ensured.) contact(s)
is maintained
