LF35 Flameproof Vertical Level Switch

Suitable for mounting through a tank top or cover

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This design is suitable for mounting through a tank top or cover and utilizes a float that is allowed to travel unrestricted up or down the rod in response to level change between the limits set by the upper and lower adjustable rod collars which are fixed in position at pre-selected points. Available as high or low level alarm or pump control via a latching mechanism or designed to give indication of high or low level alarm, second microswitch can be fitted to supply an additional signal. The SPCO/SPDT microswitches are housed in a 316 ANC4B stainless steel or black anodised aluminium housing sealed to IP66 standards.


  • Certification 
    CE II2G Exd IIB+H2 T6 Ta -60 to +75°C, T5 Ta -60 to +90°C.
    Dust certification available upon request
    CE Ex II2D ExtD A21 IP66 Ta -50 to +75°C, T100°C Ta +90°C.
  • ANC4B 316 St steel or black anodised aluminium case
  • 316 stainless steel wetted parts
  • M20 Electrical connection
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Anderson Negele
Designed for critical measurements in applications where equipment is autoclaved. Compact low profile design. Output remains stable through repeated  autoclave  cylces. Rated NEMA 4X & 6P, IP67 & 69k.      



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