1520 Top Mounted Electric Flow Switch

Brand: SOR Inc

This vertically or top-mounted, vane-operated OEM flow switch is an economical choice for plant and OEM applications where open or closed contacts are required to signal-flow or no-flow conditions.

The vane moves a magnet that actuates/deactuates a hermetically sealed reed switch.

The 1520 is available with intrinsically safe and explosion-proof/flameproof options along with other worldwide agency approvals.

  • Economical top mount design
  • Pressure from vacuum to 1,500 psi, temp from -40° to 400° F
  • All ASTM materials construction
  • Low power option available

Specifications

Brand

Body Material

  • 303 Stainless Steel
  • 316 Stainless Steel

Process Connection

  • 1-1/2" NPT Male
  • 2" NPT Male
  • 2-1/2" Flange 150#
  • 2-1/2" Flange 300#
  • 2-1/2" Flange 600#
  • 3" Flange 150#
  • 3" Flange 300#
  • 3" Flange 600#
  • 4" Flange 300#
  • 4" Flange 150#
  • 6" Flange 150#
  • 6" Flange 300#

Vane Material

  • 316 Stainless Steel

Process Temperature

  • -40° to 204° C (-40° to 400° F)

Mounting

  • Vertical Mount
  • Connection Size: 1-1/2” to  6”
  • Connection Type: NPT(M) or Flanged

Approvals & Certifications

  • ATEX and IEC or INMETRO approved (optional)
  • CSA Certified (US & Canada)
  • GOST R and Rostechnadzor (RTN) Certified (Standard)

Maximum Process Pressure

  • 5,000 psi (345 bar)

Electrical Rating

  • SPDT, 25 W, Max.
  • SPST & SPDT, 0.9 A at 110 Vac, Max.
  • SPST & SPDT, 3 A at 28 Vdc, Max.
  • SPST & SPDT: 3 W Minimum, 3 A @28 Vdc Maximum

Flow Rate

  • Minimum 0.30 mps (1 FPS)

Electrical

  • Housing Class I, Group A, B, C & D. Division 1 & 2 with CS option
  • Connection Size: 1/2” NPT(F)
  • Switch Type: Hermetically Sealed Reed Switch with 18” 20 AWG Wire Leads

  • Plant & OEM Applications

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