SCH-DNM Pressure Switch

Brand: KOBOLD Instruments, Inc.

All parts of the SCH-DNM series of pressure switches which come into contact with the medium are made of stainless steel. The pressure sensor is welded by the most up-to-date method without added material.

The Aluminum switch housing has a high resistance to the corrosive effects of the ambient atmosphere.

Specifications

Accuracy

  • 1 bar

Ambient Temperature Range

  • -15° to 60° C (5° to 140° F) - Ex de Version
  • -25° to 70° C (-13° to 158° F) - Maximum

BSP Connection

  • External Thread G 1/2" A (Pressure Gauge Connection) According to DIN 16288
  • Internal Thread G 1/4" to ISO 228 Part 1

Electrical Rating

  • 0.3 A at 250 Vdc Resistive
  • 5 A at 250 Vac Inductive
  • 8 A at 24 Vdc Resistive
  • 8 A at 250 Vac Resistive

Element

  • 316Ti Stainless Steel - Pressure Bellow
  • 430F Stainless Steel - Sensor Casing

Enclosure / Body Material

  • Rugged Housing of Seawater Resistant Aluminum Die Casting GD Al Si 12 - Switching Device

Environmental Protection

  • IP54 with Vertical Fitting Position

Maximum System Pressure

  • bar: 6
  • kPa: 600
  • psi: 87.02

Mounting

  • Vertically Upwards & Horizontal

Process Fitting Details

  • Directly in the Pressure Line (Pressure Gauge Connection) or on a Flat Surface with 2 - Off 4 mm Screws

Set Point Range

  • bar: 0.04 to 0.25
  • kPa: 4 to 25
  • psi: 0.58 to 3.626

Switch Type

  • Single-Pole Change-Over Switch

System Pressure

  • bar: 130
  • kPa: 13,000
  • psi: 1,885

Temperature Range

  • 85° C (185° F) - Maximum

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