1. Althensensors
  2. Sensors
  3. Linear position sensors
  4. LVDT sensors
  5. HS-Series LVDT Position Sensor

HS-Series LVDT Position Sensor

Hermetically sealed LVDT designed for a wide range of position measurement applications


Key features

  • Ranges of 0.100 inch to 20.00 inches
  • Non-linearity less than ±0.25% (±0.10% optional)
  • Repeatability of 0.000050 inch
  • 0-10VDC or 4-20mA outputs
  • Rugged, stainless steel construction
  • Coil environmentally sealed to IEC IP-68
  • Axial or radial connectors w/ mating plug included

About the HS Series Hermetically sealed LVDT position sensor

The HS 750 Series hermetically sealed LVDTs are designed for a wide range of position measurement applications. These rugged, 3/4 inch diameter sensors are constructed entirely of stainless steel and are available in ranges of 0.100 inch (2.5 mm) to 20.00 inches (500 mm). The coil windings are sealed against hostile environments to IEC standard IP-68 and electrical termination is through either a sealed axial connector (HSE/HSI) or a sealed radial connector (HSER/HSIR).

The radial connector offers two important benefits. First, it results in a through-bore design, which permits access to either or both ends of the LVDT’s core for better mechanical support and core guidance, and easier cleanout in dusty or dirty locations. The second advantage of the radial connector is shorter installed length compared to units of the same range with axial connectors.

Units are supplied with built-in electronics for either DC operation with a pre-calibrated 0-10VDC output (HSE) or 4-20 mA current loop operation (HSI). The standard maximum linearity error for a HS 750 Series sensor is ±0.25% of full range output, with ±0.10% available as an option.

Applications for HS-Series

  • Machine tool positioners
  • Valve position sensing
  • Automatic assembly equipment
  • Materials testing apparatus
  • Corrosive environments
  • Hydraulic cylinder position
  • Agrochemical dispensing

Do you need this sensor for your next project?

Request a no-obligation quote or send us your contact details for a free, no-obligation consultation. Our sales engineers will then contact you within a maximum of 1 to 2 working days.

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Not exactly what you are looking for? We offer standard sensors, but can also help you with sensors adapted for you or a fully customised measurement solution. Contact us for advice or pricing.

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Technical Specifications

Specification Value
Ip rating IP68
Measurement range 6.35 to 381mm
Non-linearity ±.1% or ±.25% FR
Operating temperature -20 to 85°C
Shock survival 100g
Vibration tolerance 20g to 2kHz

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HSA-Series LVDT Position Sensor

  • Ranges of ±0.050 inch to ±10.0 inches
  • Environmentally sealed to IEC IP-68
  • Non-linearity less than ±0.25% of FRO
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HSAR-Series LVDT Position Sensor

  • Ranges of ±0.050 inch to ±10.0 inches
  • Environmentally sealed to IEC IP-68
  • Non-linearity less than ±0.25% of FRO
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HSD-Series LVDT Position Sensor

  • Ranges of ±0.015" to ±10" [±0.38 mm to ±250 mm]
  • In-line connector (HSD) or through-bore (HSDR)
  • Environmentally sealed to IEC IP-68
Datasheet View product