Resistance temperature detector (RTD)

      A resistance temperature detector (RTD) operates on the principle that a change in the temperature of a metal causes a corresponding change in that metal's electrical resistance. The resistance of the RTD increases as the temperature rises.

      Type 1250 RTD Sensor Element with Leads

      SOR Type 1250 RTD Elements can be supplied with specified lead wire lengths as needed. Longer leads offer more flexibility for use in many applications.

      • Fiberglass and Teflon® insulation available on leads
      • Standard Temperature ranges from -200°F (-129°C) to 900°F (482°C)
      • Additional Ranges available upon request
      • A variety of termination options available for any application

      RTD sensor for Ambient Air

      • Rugged Air Temperature Sensor.
      • Outdoor Temperature Measurement.
      • Ideal for use in Arduous Applications.
      • Available with or without Protective Shroud.
      • Surface Mounting Housing in ABS, Aluminium or Stainless Steel.
      • Choice of Terminal Block or Transmitter.

      Sensor Type: Platinum Resistance Thermometer—Pt100 or Pt1000. Other types available—please enquire.
      Operating Range : -40 to +85°C unless otherwise requested.
      Humidity Range: 10 to 90% RH (Non condensing).
      Sheath Material: 316 stainless steel.
      Tolerance Band: Class B, Class A, 1/3 DIN, 1/5 DIN or 1/10 DIN
      Wiring System: 2, 3 or 4 wire, Simplex or Duplex

      Head Types:

      • A – Rectangular Aluminium Alloy, IP66 (as photo)
      • B – KF Aluminium Alloy, IP68
      • C – ABS, IP67
      • E – KFS 316 stainless steel, IP68
      • (Other heads available upon request)

      Head Options:

      • A – Ceramic Terminal Block
      • B – In Head Transmitter—various types
      • C – Mounting Plate for Customers Own Transmitter

      RTD sensor for Ambient Air

      • Probe with Process Thread and Extension below Terminal Head
      • Fixed Male Process Thread plus Lagging Extension/ Cooling Neck
      • Screw Sensor directly into a Process or Thermowell
      • Terminal Head above Insulation / Electronics in Head Protected from elevated temperatures
      • Ideal in Cramped Spaces or if Lagging Extension Impractical
      • Choice of Head Fittings and Thread Sizes
      • UKAS or Traceable Calibration Available
      • Pt100 or Pt1000. Other types available—please enquire.

       

      Sensor: Type: Platinum Resistance Thermometer—Pt100 or Pt1000. Other types available
      Operating Range : -50 to +250°C unless otherwise requested.
      Sheath Material: 316 stainless steel
      Tolerance Band: Class B, Class A, 1/3 DIN, 1/5 DIN or 1/10 DIN
      Wiring System: 2, 3 or 4 wire, Simplex or Duplex

      Head Types:

      • A – KNE Aluminium Alloy, IP68
      • B – KSE Aluminium Alloy, IP68
      • C – ABS, IP67
      • D – Glass Filled Nylon, IP65
      • E – 316 stainless steel, IP68
      • (Other heads available upon request)

      Head Options:

      • A – Ceramic Terminal Block
      • B – In Head Transmitter—various types
      • C – Tails for Customers Own Transmitter

      Industrial Style RTD Sensor Element with Spring

      The Type 1150 with plugs RTD has a heavy duty 3-prong style connector for easy installation to extension Jacks, hand held meters or other instrumentation. The precision 100 ohm platinum element contained in the sensor will provide years of accurate and dependable service.

      • Temperature ranges from -200°F (-129°C) to 900°F (482°C)
      • Additional Ranges available upon request
      • A high vibration option is available
      • A variety of termination options available for any application

      Industrial Style RTD Sensor Element with Spring

      Industrial sensors are intended as replacement elements for use in temperature assemblies that consist of a connection head, extension such as a nipple-union-nipple and thermowell. They can be provided in a number of diameters and temperature ranges to suit any application.

      • Sensor is provided with a spring and 6 inches (15.2 cm) of leads for easy installation and retrofit for any supplier’s sensor
      • Standard Temperature ranges from -200°F (-129°C) to 900°F (482°C)
      • Additional Ranges available upon request
      • Accuracy options available for tighter process control
      • Elements available are thin film or wire wound

      Field Adjustable RTD Sensor Element

      Field Adjustable RTD Sensor Element

      Reducing inventory costs and the need for quick turnaround on plant maintenance projects or the routine replacement of themocouples and RTDs is driving the need for standardization. SOR Field Adjustable RTDs allow for the standardization on a single sensor length that can be field cut to any length needed for all temperature requirements.

      • Type ATC, APO and APH sensors are easily cut to length in the field to a minimum of 3 inch (7.6 cm)
      • Removable grommet is easily reinserted into the sheath
      • Heavy duty spring is also supplied

      Plain Stem Flying Lead Thermocouple

      Plain Stem Flying Lead Thermocouple
      • Sensor Probe with Flying Lead.
      • General Purpose Industrial and OEM Applications.
      • Ideal for use with Compression Fittings or Pockets.
      • Wide Choice of Wiring, Detectors, Sheath Sizes & Lead Types.
      • Manufacture to Your Requirements.
      • Cable Types – PVC, PTFE, Glassfibre, Silicon Rubber
      • Cable Terminations – Miniature or standard thermocouple connectors
      • UKAS or Traceable Calibration Available
      • Sensor Type: Type J, K or T thermocouple. Insulated or Grounded hot junction.
      • Operating Range: Generally limited to range of lead as standard – see below – but can be extended by request.
      • Sheath Material: 316 stainless steel
      • Tolerance Band: Type J, K or T thermocouple. Insulated or Grounded hot junction.
      • Wiring System: Simplex or Duplex
      • Lead Types: A—PVC/PVC Screened (-10 to +105°C) B—PTFE/PTFE Screened (-200 to +250°C) C—Glass Fibre Stainless Steel Overbraid (0 to 350°C) (Other cables available upon request).

      RTD Probe with Fixed Process Connection

      RTD Probe with Fixed Process Connection
      • Sensor Probe with Flying Lead.
      • General Purpose Industrial and OEM Applications.
      • Ideal for use with Compression Fittings or Pockets.
      • Wide Choice of Thermocouple Types, Wiring, Sheath Sizes & Lead Types.
      • Manufactured to your requirements.
      • UKAS or Traceable Calibration Available.

       

      • Sensor Type: Type J, K, T, E or N thermocouple.
      • Operating Range : Generally limited to range of lead as standard – see below –but can be extended by request.
      • Sheath Material: 316 stainless steel
      • Tolerance Band: BS EN 60584-2:1993 Class 1 or Class 2
      • Wiring System: Simplex or Duplex
      • Cable Types:
        • A—PVC/PVC Screened (-10 to +105°C)
        • B—PTFE/PTFE Screened (-200 to +250°C)
        • C—Glass Fibre Stainless Steel Overbraid (0 to 350°C)
        • (Other cables available upon request).
      • Cable Options:
        • Flying Tails
        • Thermocouple Plug or Socket