Liquid Flow Switch – Standard




The FL-SF1K paddle switch is intended to monitor liquid flow within pipes and provide a switched output upon detection of either a specific flow rate or flow failure. The unit screws directly into a 1″ BSPT boss and has adjustable paddle lengths.



Contacts:                             Dust-tight microswitch with switching contacts SPDT

Switch Capacity:             15(8)A, 24…250Vac

Working:                              -40…+85˚C

      10…90% RH (without condensing)

Max. Liquid Temp.:         -40…+120˚C

Max. Pressure:                  11 bar (SF2: 30 bar)

Flow Rate:                           –

Connection:                         Standard R1″ (DIN 2999) for series SF1 and SF2

Body:                                       –

Paddles:                                 Stainless steel AISI 316L

Housing:                                Base in ABS, transparent PC cover

Storage:                                 -40…+85˚C

       < 95% RH

Protection:                           IP65, class I

Size:                                          140 x 62 x 65mm

Weight 600 g
Specification Guide