Liquid flow switch

Electromechanical flow switches, suited for pipes of industrial plants: heating and air conditioning, refrigeration systems and heat pumps. Available in brass (suitable for normal media), and stainless steel AISI 316L (compatible with certain aggressive media).

Articles

(8 st)
  • SF1K - Regin
    SF1K
    For pipes (diameter)
    1...8"
    Flow
    0.6…90.8 m3/h
    Media
    Normal
    "T" pipe fitting
    -
    Max. pressure
    1100 kPa (11 bar)
  • SF1E - Regin
    SF1E
    For pipes (diameter)
    1...8"
    Flow
    0.6…90.8 m3/h
    Media
    Normal
    "T" pipe fitting
    -
    Max. pressure
    1100 kPa (11 bar)
  • SF1RE - Regin
    SF1RE
    For pipes (diameter)
    1...8"
    Flow
    0.2…55.3 m3/h
    Media
    Normal
    "T" pipe fitting
    -
    Max. pressure
    1100 kPa (11 bar)
  • SF2EI - Regin
    SF2EI
    For pipes (diameter)
    1...8"
    Flow
    0.6…90.8 m3/h
    Media
    Corrosive (AISI 316L compatibility)
    "T" pipe fitting
    -
    Max. pressure
    3000 kPa (30 bar)
  • SF2REI - Regin
    SF2REI
    For pipes (diameter)
    1...8"
    Flow
    0.2…55.3 m3/h
    Media
    Corrosive (AISI 316L compatibility)
    "T" pipe fitting
    -
    Max. pressure
    3000 kPa (30 bar)
  • SF3E - Regin
    SF3E
    For pipes (diameter)
    1/2"
    Flow
    0.174…0.846 m3/h
    Media
    Normal
    "T" pipe fitting
    X
    Max. pressure
    1100 kPa (11 bar)
  • SF4E - Regin
    SF4E
    For pipes (diameter)
    3/4"
    Flow
    0.138…0.768 m3/h
    Media
    Normal
    "T" pipe fitting
    X
    Max. pressure
    1100 kPa (11 bar)
  • SF6E - Regin
    SF6E
    For pipes (diameter)
    1"
    Flow
    0.2…1.0 m3/h
    Media
    Normal
    "T" pipe fitting
    X
    Max. pressure
    1100 kPa (11 bar)
Specifications for Liquid flow switch
Media

Water, Water max. 50% glycol

Contacts Microswitch with switching contacts SPDT
Switch capacity 15 (8) A, 24...250 V AC
Ambient temperature -40…+85°C
Ambient humidity 10...90 % RH (non-condensing)
Media temperature -40…+120°C
Storage temperature -40…+85°C
Storage humidity < 95% RH
Connection Standard R1" (DIN 2999) for series SF1 and SF2
Material, casing cover Transparent Polycarbonate (PC)
Material, casing base ABS
Paddles Stainless steel AISI 316L
Weight 950 g
Dimensions 140 x 62 x 65mm
Protection class IP65
Isolation class I
DBZ-09

Paddles for liquid flow switch in stainless steel AISI 316L. (Only for FLS304... and FLS350... Not for FLS306X…