1. Althen Sensors
  2. Sensors
  3. Linear position sensors
  4. Linear inductive postion sensors
  5. P130 Long-stroke in-cylinder linear position sensor

P130 Long-stroke in-cylinder linear position sensor

Robust and precise linear position feedback for hydraulic and pneumatic cylinders in harsh environments, with customized stroke lengths and zero-wear inductive technology.


Key features

  • Contactless inductive technology eliminates wear and extends product life
  • Factory-calibrated travel ranges from 400 mm to 1485 mm
  • IP65 or IP67 environmental sealing options
  • High linearity up to ±0.25% and infinite resolution
  • Compatible with multiple voltage and current outputs
  • Stainless steel construction with durable fluoropolymer-sheathed probe

About the P130 Long-stroke in-cylinder linear position sensor

Robust and accurate position feedback for cylinders. The P130 sensor delivers reliable linear position feedback for hydraulic and pneumatic cylinders in demanding industrial settings. Engineered for long strokes and harsh conditions, the P130 is compact, highly accurate, and resistant to environmental stress.

Advanced inductive sensing for long life

This sensor leverages Althen’s proven non-contact inductive technology, eliminating wear and increasing service life. With infinite resolution and stable performance over wide temperature ranges, it offers a long MTBF of 350,000 hours at 40 °C.

The P130 provides a linear analog output, factory-calibrated for any travel range between 400 mm and 1485 mm, and supports multiple voltage and current output types.

Customizable for easy cylinder integration

Designed for internal cylinder mounting, the P130 features robust stainless steel construction and a fluoropolymer-sheathed probe. Target tubes are available in stainless steel or aluminum, and various thread types and mounting flanges are supported.

Industrial-grade performance

  • Linearity: ±0.25% FSO
  • Frequency response: >10 kHz
  • Operating temperature: -40 °C to +125 °C
  • Protection: IP67 sealing, 10 g vibration / 40 g shock
  • Materials: Stainless steel housing and plunger

Applications

Ideal for OEMs in mobile hydraulics, heavy equipment, automation, or cylinder manufacturing requiring long-stroke measurement.

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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Talk to our experts

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
Travel range 0–400 mm to 0–1485 mm
Body diameter 35 mm
Body length 43 mm (standard)
Probe length Travel + 58 mm
Target tube length Travel + 30 mm, Ø9.45 mm
Linearity ±0.25% to ±1% FSO @ 20°C
Temperature range (operating) –40°C to +125°C (standard), –20°C to +85°C (buffered)
Frequency response >10 kHz (voltage), >300 Hz (4–20 mA)
Resolution Infinite
Noise <0.02% FSO
Sealing IP65 or IP67
Vibration/shock rating 10 g / 40 g
Hydraulic pressure 350 Bar
EMC compliance EN 61000-6-2, EN 61000-6-3

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  • Sealing to IP65/IP67 as required
  • Travel set to customer’s requirement
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  • Travel range from 2 mm to 50 mm
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