Cameron Top Mounted Level Switch, 1550
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1550 Top Mounted Level Switch

Brand: Cameron
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1550 is a vertically mounted, float-operated level switch suitable for plant and OEM applications where open or closed contacts are required to signal presence or absence of liquid at a discrete level.

The float stem moves a magnet that actuates (deactuates) a hermetically sealed reed switch.

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Specifications

Brand

Approvals & Certifications

  • ATEX Ex d IIC Ga/Gb T4 (-40° < Ta < 90° C), T5 (-40° < Ta < 75° C) & Ex ia IIC T3 (-40° < Ta < 125° C)
  • CSA Class I, Groups A, B, C, D, Divisions 1 & 2
  • CSA Class I, Groups C, D, Divisions 1 & 2 - Relay
  • CSA Explosion-proof Class I, Groups A, B, C, D, Class II, Groups E, F, G, Class III, Division I (NEMA 4X)
  • CSA Single Seal (ANSI/ISA 12.27.01)
  • IEC Ex d IIC Ga/Gb T4 (-40° < Ta < 90° C), T5 (-40° < Ta < 75° C) & Ex ia IIC T3 (-40° < Ta < 125° C)
  • ISO 9001

Approvals & Certifications

  • Calibration
  • Compliance/Conformance
  • Dielectric Test
  • Inspection Report
  • Insulation Resistance
  • Quality Test Report

Conduit Connection

  • 3/4” NPT Female

Electrical Connectors

  • 1/2” NPT Female
  • 18” 20 AWG Wire Leads - Reed Switch

Electrical Contacts

  • Normally Closed
  • Normally Open

Electrical Rating

  • 0.9 A at 110 Vac, Max.
  • 10 A at 115 Vac - DPDT Relay
  • 25 W, Max.
  • 3 A at 28 Vdc, Max.
  • 3 W Min. - SPST & SPDT (General-purpose)

Enclosure, Body Material

  • 316 Stainless Steel

Environmental Protection

  • NEMA 4X

Flange Size - 2½” (DN 65)

  • 2-1/2” (DN 65) - 150#
  • 2-1/2” (DN 65) - 300#
  • 2-1/2” (DN 65) - 600#

Flange Size - 3” (DN 80)

  • 3” (DN 80) - 150#
  • 3” (DN 80) - 300#
  • 3” (DN 80) - 600#

Flange Size - 4” (DN 100)

  • 4” (DN 100) - 150#
  • 4” (DN 100) - 300#

Flange Size - 6” (DN 150)

  • 6” (DN 150) - 150#
  • 6” (DN 150) - 300#

Fluid Specific Gravity

  • Minimum: 0.60 at 14” (36 cm)
  • Minimum: 0.71 at 48” (122 cm)

Insertion 'U' Length

  • 5” to 48” (13 to 122 cm) - Insertion Depth L

Materials of Construction

  • 316 Stainless Steel (Standard) - Float
  • Monel - Float

Maximum System Pressure

  • psi: 0 to 473 (kPa: 0 to 3,260, bar: 0 to 32.6) at 204° C (400° F) - Max.

Mounting

  • Top Mounting

Mounting Position

  • Vertical

NACE & NIST

  • NACE MR-0175

NPT Connection

  • 1-1/2” NPT Male
  • 2” NPT Male

Power Requirement

  • 120 Vac - DPDT Relay
  • 24 Vdc - DPDT Relay

Process Temperature

  • -40° to 204° C (-40° to 400° F)

Switch Type

  • Hermetically Sealed Reed Switch
  • SPDT
  • SPST

  • OEM Applications
  • Process Plants

Documentation

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