The Series 440 programmable RTD temperature transmitter is a 2-wire transmitter with an analog output. It
has measurement input for Pt100 resistance thermometers (RTD) in 2- or 3-wire connections.
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The Series 441 programmable temperature transmitter is a 2-wire transmitter with an analog output. It has
measurement input for resistance thermometers (RTD) in 2-, 3- or 4-wire connections, thermocouples, resistance
and voltage inputs.
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The Series 442 programmable HART® temperature transmitter is a 2-wire transmitter with an analog output. It has measurement input for resistance thermometers (RTD) in 2-, 3- or 4-wire connections, thermocouples, resistance and voltage inputs.
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The Series 450 Programmable Integral Temperature Transmitter is ideal for monitoring temperature in highly moist or corrosive environments and in small areas such as pipes and tanks.
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The Series 642 programmable HART® field temperature transmitter is a 2-wire unit with analog output. It includes input for RTDs; resistance inputs in 2-wire, 3-wire, and 4-wire connections; thermocouples and voltage signals.
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The Series 662 programmable dual input HART® field temperature transmitter is a 2-wire unit with analog output.
It includes input for RTDs; resistance inputs in 2-wire, 3-wire, and 4-wire connections; thermocouples and voltage
signals.
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The T82 programmable HART® field temperature transmitter is a 2-wire unit with analog output. It includes input
for RTDs: resistance inputs in 2-wire, 3-wire, and 4-wire connections; thermocouples and voltage signals.
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Fixed-Sheath RTD Assemblies with General-Purpose Connection Heads are provided with head mounting fittings that are welded or brazed to the sheath for direct immersion into a process. An assembly with an optional 4 to 20 mA transmitter can be ordered.
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Thermocouple and RTD spring-Loaded Replacement elements are designed for spring-loaded thermowell assemblies. The RTD assemblies are supplied with a 316 stainless steel sheath and are available in various tolerances and temperature ranges.
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MgO Thermocouple Pipe Well
with Spring-Loaded or Loose Elements
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MgO Thermocouple Pipe Wells with Self-Contained,
Spring-Loaded Elements and Optional Transmitters
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MgO Thermocouple Pipe Well
Replacement Elements
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Single Input Temperature Transmitters for
Sensors with Connection Heads
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Sensors with Connection Heads - Replacement Element
"X" Dimension Calculations
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A Pyromation MgO thermocouple assembly consists of a thermocouple element swaged in hard-packed, standard-purity (96%) Magnesium Oxide mineral insulation and encased in a metal sheath. Thermocouple sheaths have been fully annealed.
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Miniature MgO Thermocouples
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These RTD Assemblies house an optional Series 450 Temperature Transmitter (no connection head is required) that is ideal for monitoring temperature in small areas such as tanks and pipes.
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The drilled thermowells are those most commonly found in process applications. Other types and styles
are listed.
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The flanged thermowells described on this page are those commonly found in most process applications. These
wells are supplied as standard- or heavy-duty with raised-faced flanges.
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Built-Up Protection Wells are small diameter general-purpose wells for use in low temperature, low pressure, and low
fluid velocity applications. Built-Up Protection Wells are constructed by welding or brazing bushings onto tubing.
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Thermowell Options and Specifications
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Standard-Duty, Threaded Thermowells are available in a variety of materials, process connection sizes, lengths, and optional lagging extensions. Thermowell specifications should be determined based on process conditions.
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Heavy-Duty, Threaded Thermowells are available in a variety of materials, process connection sizes, lengths and optional lagging extensions. Thermowell specifications should be determined based on process conditions.
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Straight-Shank, Threaded Thermowells are available in a variety of materials, process connection sizes, lengths, and optional lagging extensions. Thermowell specifications should be determined based on process conditions.
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Limited-Space Thermowells are available in a variety of materials and process connection sizes. Thermowell specifications should be determined based on process conditions which include strength, temperature, pressure and corrosion-resistance.
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Straight-Shank, Socket-Weld Thermowells are available in a variety of materials, process connection sizes, lengths, and optional lagging extensions.
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Heavy-Duty, Socket-Weld Thermowells are available in a variety of materials, process connection sizes, lengths and optional lagging extensions. Thermowell specifications should be determined based on process conditions.
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Reduced-Tip, Socket-Weld Thermowells are available in a variety of materials, process connection sizes, lengths, and optional lagging extensions. Thermowell specifications should be determined based on process conditions.
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Weld-In Thermowells are available in a variety of materials, process connection sizes, lengths and optional lagging extensions. Thermowell specifications should be based on process conditions.
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