..............................pages 10to Standards ...... ..............................5 3.........
PA Operating position:
position the switch actuator, under the effect
of force F1, when the contacts leave their initial
free position... pages to55
28 Low Voltage Products
1SBC 0016 R1002
Main Summary
.... ...
PP Positive opening position:
position the switch actuator from which
positive opening ensured.. .. .............................
C2 Over-travel:
distance between the operating position and
the max..............
C, Pre-travel:
distance betw een the free position and
the operating position ............... pages 2to5 Terminology........
PR Release position:
position the switch ctu ato when the
contacts return their initial free position............... ........ travel position L..............................................
Examples:
LS40M13B11
(snap action contacts)
_ _
Diagram millimetres/cam travel
0 1.....
C3 Differential travel (C1-C4):
travel difference the switch actuator between the
operating position and the release position ...................5 2............ travel position:
maximum acceptable travel position the
switch actuator under the effect force F1.........
Diagram for snap action contacts:
21-22 r
13-14 t
21-22 r
♦ C1
Actuation
1 Release
Diagram for non-overlapping slow
action contacts:
K C>-^ Actuation
and release
Cl
Pp
C
Cl
P
Cp
Note: for slow action contacts, C1-1 pre-travel contact 21-22, C1-2 pre-travel contact 13-14....................1 mm
21-22 r
13-14 t
21-22 r
LS40M41B11
(snap action contacts)
LS40M11D11
(non-overlapping slow action contacts)
w
j2l
Diagram degrees/lever rotation
0 21° 50° 87°
21-22
13-14
21-22
Diagram millimetres/plunger travel
0 1..5 8.......9 6... page56
• Ordering details. travel:
distance between the free position and the max............. page58
• Additional technical data ........
CP Positive opening travel:
minimum travel the switch actuator, from the free
position, ensure positive opening operation of
the normally closed contact.........Limit Switches
Plastic Metal Casing
Travel and Operation Diagrams
IndexMain Summary
C
w
j2l _
Diagram millimetres
C
C
PO Free position:
position the switch actuator when external
force exerted it.................5 mm
• General table.
CL Max...
travel position L...........
C4 Release travel:
distance between the release position and
the free position ...4 12..........................
L Max..................
