Základní přehled polohových spínačů ...
Poznámky redaktora
..........
• Opening the mobile protector guarantees operator protection immediately stopping the machine drive.............................5 (+,-) pozidriv screw
(Screw head with captive cable clamp)
Cover
• Closed using screw for LS3..........C............)............
M etal casing ...........-S safety limit switches, which made fibre-glass reinforced UL-V0 thermoplastic material, offer double insulation D
and degree protection IP65..... N............ Detection the rotative axis means lever...M77...
Description
LS3.-S LS3................P77...M.....P..............5 ISO cable ...
1 cable inlet 1......................................................5 ISO cable ......
• They comply with the requirements European Directives (Low Voltage, Machines and Electromagnetic Compatibility) and are conform to
European and international standards..............
• Contact blocks with dependent action and positive opening operation the "N..C.....5 cable gland
• (LS31P/M) cable inlet for cable gland
• (LS32P/M) cable inlet for ISO cable gland
• (LS33P/M) cable inlet for ISO cable gland
• (LS35P) cable inlet 1/2" NPT plastic adaptor
• (LS35M) cable inlet 1/2" NPT cable gland
Suitable for conduit connection only ith use adaptor
sleeve optionally provided anufacturer (on request)
3 operating head options:
• Galvanised steel rotative axis
• Stainless steel rotative axis
• Galvanised steel flush ounting right angle lever
A ssem bly screws LS3..
1 cable inlet 1/2" NPT plastic adaptor (LS35P) 1/2" NPT for cable gland
(L )............
E -
I S
S Safety device
Snap action:
B Snap
Dependent (slow) action:
L ...Slow Sim ultaneous
D ..........-S
• Closed using screws for LS3......................
• Electrically separated contacts..................." contact(s) for very small rotation angle: 7°.........................
• Associated with other standard limit switches and safety switching devices, they produce automatic control circuits meeting standard 954-1.....................
Casing fixing (Plastic Metal)
• screws the part
Casing (Plastic Metal)
• wide with standardised dimensions corresponding
to 50047
Block contacts
• ontact configuration: N........." normally closed contact(s) (symbol ©)..
Stainless steel rotative .......5 cable .................5 (+,-) posidriv screw
(Screw head ith captive cable clamp)
• arking conform IEC 60947-1, IEC 60947-5-1,
EN 50005 and 50013 standards
Terminal protective conductor placed near the
cable inlet and arked: (LS3.......................
• Capability for strong current switching (conventional thermal current A).........C.........
• These switches are suitable for conformity the existing installed machine base, they can mounted protection devices already installed.......
• Precision operating positions (consistency)....
• Positive opening operation 6
• Slow action snap action
Connecting term inals
• M3.................
Electrical connection:
• (LS30P/M) cable inlet for 13.........Zb verlapping early make
LS
5
A m
43
1SBC141157CG2G2
...
• Opening the "N...
1 cable inlet 1..P75...................................
1 cable inlet cable . N.Zb on-overlapping late make
C ........................-S LS3...........C..........
• Immunity electromagnetic disturbances...........-S safety limit switches, which made zinc alloy (zamack), have degree protection IP66.......................M only)
• M3...M75.............................
P lastic casing.O......
These specific features make the limit switches ideal for monitoring and protection light industrial machines without inertia equipped with
angular movement protectors (doors, hinged grids, rotative covers cases, etc..M ...-S
A ssem bly screws LS3........
LS3...P....................-S
O piece sealing gasket ensure tightness...............3
1 cable inlet 13.........................-S
Type Example |
[ I
r n
Casing width: .............
O perating heads: (see panorama)
Galvanised steel rotative is.Safety Limit Switches with Axis Lever
Double Insulation Plastic Casing IP65 Width
Metal Casing IP66 Width
Applications
Easy use, the limit switches with rotative axis lever offer specific qualities:
• Visible operation.......
Galvanised steel flush ounting right angle lever ...
