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Miniature LVDTs
General Purpose LVDTs
Hermetically Sealed LVDTs
Hazardous Location LVDTs

CD Series Miniature LVDT

CD Series AC LVDTs feature a compact package design for applications with size constraints. The low mass core also makes them well suited for dynamic applications. (more info)
  • Miniature 0.375" [9.5 mm] body diameter
  • Low core mass
  • Ranges of ±0.025" to ±1" [±0.63 mm to ±25 mm]
  • ±0.25% maximum linearity error

MD Series Sub-Miniature LVDT

MD Series sub-miniature AC LVDTs operate over millions of cycles without wear or signal quality degradation. Ultra-low-mass cores allow use for high response dynamic measurements.
(Contact Factory)
  • Miniature 0.188" [4.8 mm] body diameter
  • Low core mass
  • Ranges of ±0.020" to ±0.100" [±0.50 mm to ±2.5 mm]
  • ±0.5% maximum linearity error

PR Series General Purpose LVDT

PR Series AC LVDTs feature excellent linearity and high sensitivity. A reliable, cost effective solution for many applications. Available in 0.750 or 0.812 inch diameters, they are nominally interchangeable with legacy units from other manufacturers. (more info)
  • Available in 0.750" [19 mm] or 0.812" [20.6 mm] diameter
  • Ranges of ±0.05" to ±10"
    [±1.25 mm to ±250 mm]
  • 0.031" [0.8 mm] or 0.062" [1.6 mm] radial core to bore clearance
  • ±0.25% maximum linearity error

SE/DC Series Gen Purpose LVDT

The SE and DC Series consist of general purpose, free-core DC LVDTs that utilize built-in electronics to provide the desirable features of an AC LVDT, while offering the convenience of DC input and pre-calibrated DC output. (more info)
  • Available in 0.750" [19 mm] diameter
  • Precalibrated ranges of 0.10" to 20" or ±0.05" to ±10" [2.5 to 500 mm or ±1.25 to ±250 mm]
  • ±0.25% maximum linearity error, ±0.1% optional

SI Series General Purpose LVDT

The SI Series are general purpose, free-core LVDTs with built-in electronics that provide the convenience and simplicity of a precalibrated 4-20 mA current loop operation. (more info)
  • 4 to 20 mA input/output
  • Available in 0.750" [19 mm] diameter
  • Standard ranges of 1" to 20" [25 to 500 mm]
  • ±0.25% maximum linearity error

HSA/HSAR Series AC LVDT

HSA Series AC LVDTs feature a welded stainless steel connector with glass sealed pins and are designed for use in harsh environments. The HSAR Series offers all the benefits of the HSA with the additional advantage of a radial connector for reduced installed length. Ranges of ±1 inch and above are rated to 300°F [150°C]. (more info)
  • Available in standard 0.750" [19 mm] diameter
  • Hermetically sealed against hostile environments
  • Ranges of ±0.05" to ±10"
    [±1.25 mm to ±250 mm]
  • ±0.25% maximum linearity error
  • Through-bore design (HSAR)
  • Mating plug for connector included

HSD/HSDR Series DC LVDT

HSD/HSDR Series precalibrated DC LVDTs are also designed for operation in hostile environments. The HSD Series includes an in-line, hermetically-sealed, stainless steel connector, while the HSDR Series radial versions have a throughbore design for easy cleaning and reduced installed length. A mating plug is also included. (more info)
  • Available in standard 0.750" [19 mm] diameter
  • Hermetically sealed against hostile environments
  • Ranges of ±0.015" to ±10"
    [±0.38 mm to ±250 mm]
  • ±0.25% maximum linearity error, ±0.1% optional
  • Throughbore design (HSDR)

HSE/HSER Series
Single-Ended DC LVDT

The HSE/HSER Series offer all the advantages of our other hermetically sealed units, but are powered by a nominal 24 V DC input and are available in nine standard precalibrated ranges from 0.100" [2.5 mm] to 20.00" [500 mm] with an output from 0-10V DC. (more info)
  • Available in standard 0.750" dia.
  • Hermetically sealed
  • 24 V DC input, precalibrated 0 to 10 V DC output
  • Precalibrated ranges of 0.10" to 20" [2.5 to 500 mm]
  • ±0.25% maximum linearity error, ±0.1% optional
  • Throughbore design (HSER)

HSI/HSIR Series
Loop Powered LVDT

HSI/HSIR Series LVDTs also offer all the benefits of our other hermetically sealed units, along with the convenience and simplicity of precalibrated 4-20 mA current loop operation. Units operate either as 2-wire loop powered or 3-wire sourcing externally powered. (more info)
  • Available in standard 0.750" dia.
  • Hermetically sealed against hostile environments
  • 4 to 20 mA input/output
  • Precalibrated ranges of 1" to 10" [25 to 250 mm]
  • ±0.25% maximum linearity error
  • Throughbore design (HSIR)

SS 937 Series Submersible LVDT Position Transmitters

Due to their extraordinary repeatability despite variations in pressure and temperature, Macro Sensors SS 937 Series submersible LVDTs are ideal for incorporation into a wide variety of subsea measurement systems. These rugged, .94 inch [nom.] (24 mm) diameter sensors are available in standard ranges of 2.00 inches (50 mm), 3.00 inches (75 mm)... (more info)
  • Long term reliability (20+ years)
  • Inconel construction standard
  • High pressure applications
    (to 5,000 psi)
  • 4-20mA two-wire, loop-powered I/O
  • Non-linearity of ±0.10% of FRO or better
  • High pressure Seacon-Brantner subsea connector standard
  • Welded connector also available

SQ Series
Heavy Duty LVDT

The SQ Series of AC LVDTs has been developed for use in extremely harsh environments. They are epoxy encapsulated in heavy duty aluminum housings and are double shielded to enhance their immunity to noise and external magnetic fields. (more info)
  • Heavy duty industrial design
  • Ranges of ±0.50" to ±10" [±12.5 mm to ±250 mm]
  • Splashproof design to IEC IP64*
  • 300°F [150°C] operating temperature
*Within temperature rating

HSTA/HSTAR Series
High Temperature LVDT

HSTA/HSTAR Series LVDTs offer all the benefits of our other hermetically sealed AC-operated units, but are designed for use at high temperatures up to 400 °F (200 °C). They can also be supplied to withstand exposure to mild radiation (3 x 10
7 Rads).
(more info)
  • Ranges of ±0.05" to ±10"
    [±1.25 mm to ±250 mm]
  • Hermetically sealed against hostile environments
  • 400 °F [200 °C] operating temperature
  • ±0.25% maximum linearity error
  • Throughbore design (HSTAR)
  • Mating plug for connector included

HLR Series ATEX & UL Listed for Hazardous Locations

The HLR 750 Series of 3/4 inch diameter LVDT position sensors are specifically designed for use in gas turbine environments. These hermetically sealed AC-LVDTs are listed for [Class 1, Division 1, Groups A, B, C, D and Class 1, Zone 2, Group IIC Hazardous Locations] -or- [Class 1, Division 2, Groups A, B, C, D and Class 1, Zone 2, ... (more info)
  • UL/ULC Listed for Class 1, Division 1 and Class 1, Zone 2 Hazards
  • UL/ULC Listed for Class 1, Division 2 and Class 1, Zone 2 Hazards
  • Available in standard 0.750" [19 mm] diameter
  • Stainless steel throughbore construction
  • Ranges of ±1" to ±10" [±25 mm to ±250 mm]
  • 1/2 inch conduit outlet for lead wires
  • 300°F [150°C] operating temperature (Class 1, Div. 2)