Základní přehled polohových spínačů ...
Poznámky redaktora
" normally closed contact(s) (symbol )..3
1cable inlet for 1/2” NPT................................
• Immune electromagnetic disturbances.............
They are purpose-built detection devices thanks these characteristics:
• Presence/absence......
Description
Limit switches, which are made aluminium alloy, have IP66 degree protection........ M
4 1
>> Type Separate Elements..........LS40M ................................., N...............5 (+,-) pozidriv screw
• Screw heads with captive cable clamp
• Markings conform with IEC 60947-3, IEC60947-5-3,
EN 50005 and 50033 standards
Casing:
• mmwidth with standardized dimensions according
to 50043
• mmwidth
Cover:
• Closed using screws for mmwidth
• Closed using screws for mmwidth
One piece sealing gasket ensure tightness
Electrical connection:
The casings are available with the following choice of
cable inlet:
• Cable gland Pg,
• 3/2" NPTthreaded
or
• ISOcable gland conforming with standard 50262
Terminal for protective conductor placed near the
cable inlet and marked 0
• M3....... pages 26, 35
....
• Precise operating points (consistency).................C...................................................................C..............pages 32, 41
....
......................., N..................................................................pages 33, 42
24 ABB Control
1SBC141127C0201
..........
A variety operating heads:
• Plain plunger
• Roller plunger
• Roller lever, adjustable not, etc.........
..O. 6
3 cable inletsfor 33...........LS
Largeur boîtier mm................................................... 1N...........................
• Objects passing/counting........................
• Positive opening operation @
• Snap action slow action
• shape: the contacts are electrically separated
Connecting terminals:
• M3...... LS65M
Limit Switches
Description Complete Device
Applications
Easy use, electromechanical limit switches offer specific qualities:
• Visible operation.........C............. pages 29, 38
>> Operation Diagrams....5for ISO20 cable gland.............................. 5
Casing width: mm............
Assembled using screws for &60 mmwidths
Block contacts:
• Contact configuration: 1N............... LS45M and LS60M ........... 0
3 cable inlets M20 3.......... 0
1cable inlet M20 1........... 4
1cable inlet for 13....................................
• Contact blocks with positive opening operation the "N...........................5 (+,-) pozidriv screw
• Screw head with captive cable clamp
Type
Example ]
| [Ml
_____________________________ T
Limit Switch........5 cable gland..................
• Electrically separated contacts (Zb shape)..
>> Ordering Details for Separate Elements............................................ 3
3 cable inletsfor 3/2" NPT.........................................
>> Dimensions Complete Device.....................................
• Able switch strong currents (10 conventional thermal current).....5for ISO20 cable gland...............................................O..........5 cable gland. 5
Metal casing...................
• Positioning and travel limit...............................
