R18 Spring-Loaded RTD Probe

Brand: Intempco Controls, Inc.

This spring loaded RTD probe is compact, low cost and ideal for both OEM and custom applications.

Many wire choices are available for custom configurations. A adjustable stainless steel integral spring insures positive spring loading for thermowell mounting.

RTD can be replaced without removal of fitting or assembly.
Features
  • Spring loaded RTD probe ready to assemble in thermowells
  • SS 316 or Inconel® 600 sheath
  • 1/2" x 1/2" NPT hex fitting, available O-Ring sealing
  • All parts stainless steel
  • RTD replaceable from top of fitting

Specifications

Approvals & Certifications

  • Certificate of Compliance

Electrical - Free Leads

  • 22 AWG

Insulation Resistance

  • Dual Element Probes: 100 megaohms Minimum at 100 Vdc, between Element & Leads to Case
  • Single Element Probes: 100 megaohms Minimum at 500 Vdc, Leads to Case

Materials of Construction

  • Lead Wire Insulation (Overall Jacket): Aluminum
  • Lead Wire Insulation (Overall Jacket): Mylar
  • Lead Wire Insulation: Glass
  • Lead Wire Insulation: Teflon
  • Sheath: 316 Stainless Steel
  • Sheath: Inconel 600

NPT Connection

  • 1/2" NPT Male

O-Ring Material

  • O-Ring Seal: Viton, Maximum

Pressure Rating

  • Tube Only - psi: 500 (kPa: 3,450, bar: 34.5)

Process Connection Material

  • 303 Stainless Steel

RTD Type

  • Pt100 ohm at 0° C (32° F), α = 0.00385 IEC 751 & DIN (43760, EN 60751)
  • Pt1000 ohm at 0° C (32° F), α = 0.00385 DIN EN 60751

Sensor, Probe Connection

  • 2-Wire (Single/Dual)
  • 3-Wire (Single/Dual)
  • 4-Wire (Single/Dual)

Sensor, Probe Diameter

  • Probe: 3/16 to 1/4" (4.76 to 6.35 mm)

Sensor, Probe Material

  • Probe: 316 Stainless Steel
  • Probe: Inconel 600

Size

  • Finish: 32 µ" (0.8 µm) - Maximum

Temperature Range

  • -200° to 600° C (-328° to 1,112° F)
  • Lead Wire Insulation: 200° to 482° C (392° to 900° F)
  • Probe: -50° to 200° C (-58° to 392° F)

Tolerance

  • Element: ± 0.04 % (± 0.1° C) at 0° C (32° F), Class AA
  • Element: ± 0.06 % (± 0.15° C) at 0° C (32° F), Class A
  • Element: ± 0.12 % (± 0.3° C) at 0° C (32° F), Class B

  • OEM & Custom Applications

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