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