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WA-L

Combining rugged construction with outstanding measurement accuracy, the WA-L series displacement transducers with loose plunger are ideal for demanding monitoring and position measurement applications. They are widely used in civil engineering and industrial environments, while pressure-resistant versions also enable reliable operation in hydraulic systems. With measurement ranges of up to 500 mm, the WA-L series provides the flexibility and precision required for a wide range of applications.

NEW: Available with IO-Link interface

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WA-L

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WA-L: Robust, compact displacement measurement up to 500 mm

The proven WA-L inductive displacement transducers deliver precise and reliable displacement measurement in an exceptionally compact design. The compact dimensions are the result of a quarter-bridge circuit based on the differential inductive bridge principle. The bridge is completed within the sensor to form a full bridge circuit, enabling straightforward connection to a bridge amplifier.

Built for demanding industrial environments, WA-L sensors are hermetically sealed to protect against dirt and contamination. Combined with rugged mechanics, excellent temperature stability, and proven long-term performance, they provide dependable measurements even under challenging operating conditions.

New: Inline amplifier options available. Choose from:

  • 4 – 20 mA current output
  • 0 – 10 V voltage output
  • IO-Link digital interface

Configure your WA-L+ sensor here.

Key features:

  • HBK accuracy class: 0.2
  • Accuracy class 0.1 for versions with inline amplifier
  • Measurement range: From 2 mm – 500 mm
  • Output signals: mV/V (passive), 0 –10 V, 4 – 20 mA or IO-Link

 

Industry-standard interfaces for easy integration

Choose the interface that best suits your application. In addition to passive mV/V output, WA-L sensors can be supplied with integrated voltage, current, or IO-Link outputs for simplified installation and improved measurement performance.

  • Minimized linearity error of 0.1%, if an inline amplifier option is chosen.
  • Digital version with IO Link interface includes peak detection, Bessel and Butterworth filters, limit switches and a digital output
  • Delivered as a calibrated measurement chain, just connect and start the measurement
  • Immediate measurement values in millimetres when connected to an IO-Link master
  • With IO-Link: As soon as connected to an IO-Link master correct readings in mm available
  • With IO-Link: Lower installation and operating costs through faster mounting, no parameterisation required, and reduced cabling costs

Benefit from higher accuracy, easier installation, and lower system costs with the WA-L+ inline amplifier options.

Extensive configuration options

The WA-L series can be tailored to meet the requirements of almost any application.

Available options:

  • Multiple cable lengths and connector versions
  • Straight or 90° cable outlets
  • Plug mounting options, connectors, and TEDS available on request
  • Low temperature versions down to –25°C
  • High temperature versions up to +150°C
  • More than 15,000 configuration combinations

The result is a displacement transducer that can be precisely matched to your application requirements.

Built for harsh environments

  • Ruggedized mechanical construction
  • Hermetically sealed housing
  • Dirt-proof design
  • Protection ratings up to IP67 (depending on version)
  • High resistance to shock and vibration, tested to EN 60068
  • Reliable operation in demanding EMC environments

Reliable, long-term measurements with virtually no wear, ensuring maintenance-free operation even in the most demanding civil engineering applications.

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WA-L - Data Sheet Data Sheets English
WA-L - Datenblatt Data Sheets German
WA-L - Prospetto dati Data Sheets Italian
WA-L - 數據表 Data Sheets Chinese
WA-L - Quick Start Guide Quick Start Guide English, Italian, French, Chinese, German
WA-L - Mounting Instructions Mounting Instructions English, Italian, French, Chinese, German

Certificates and Approvals

WA - EU Declaration of Conformity Declaration of Conformity English
WA - UKCA Declaration of conformity Declaration of Conformity English
WA-L/0...2 mm - CAD CAD Step Files
WA-L/0...10 mm - CAD CAD Step Files
WA-L/0...20 mm - CAD CAD Step Files
WA-L/0...50 mm - CAD CAD Step Files
WA-L/0...100 mm - CAD CAD Step Files
WA-L/0...200 mm - CAD CAD Step Files
WA-L/0...300 mm - CAD CAD Step Files
WA-L/0...500 mm - CAD CAD Step Files
WA-L
Type/technology Inductive
Application Multi purpose
Measurement range 100 mm, 10 mm, 200 mm, 20 mm, 2 mm, 300 mm, 50 mm, 500 mm
Measurement range 3.94 in, 0.394 in, 7.87 in, 0.787 in, 0.079 in, 11.8 in, 1.97 in, 19.7 in, 7.9 in
Degree of protection IP67
Output signal Passive, Voltage (0…10V), Current (4-20mA), IO-Link
Mechanical connection Loose plunger
Linearity deviation 0.2 %, 0.1 %
Shaft diameter 12 mm
Shaft diameter 0.472 in, 0.5 in
Length 330.6 mm, 124 mm, 530.6 mm, 154 mm, 730.6 mm, 214 mm, 1130.6 mm
Length 13 in, 4.9 in, 20.9 in, 6.06 in, 4.88 in, 28.8 in, 8.43 in, 44.5 in, 6.1 in, 8.4 in

List of accessories available for all variants of this family

Product Code Description
Displacement transducer WA mounting kit 1-WS/ZB12 Displacement transducer WA mounting kit