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    VARIAN MULTI-GAUGE L8350-301 THERMOCOUPLE CONTROLLER

    VARIAN MULTI-GAUGE L8350-301 THERMOCOUPLE CONTROLLER

    • Manufacturer: Varian
    • Model: L8350-301

    VARIAN MULTI-GAUGE L8350-301 THERMOCOUPLE CONTROLLER. Condition is Used. Shipped with USPS Ground Advantage.

    $950 USD
    Ridgefield, WA
  • Ametek CS225 tensile-compression tester 1kN

    Ametek CS225 tensile-compression tester 1kN (225lbf) capacity, 100lbf load cell and grips (2015)

    • Manufacturer: AMETEK Powervar

    The Chatillon CS225 Series Digital Force Tester is an innovative system that optimizes the production of testing applications such as medical devices, packaging, textiles as well as rubber and plastics. The Chati...

    $8,950 USD

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    Est. $176/mo

    San Jose, CA
  • Solartron DZ/S Tecnosens

    Solartron DZ/S Tecnosens

    • Manufacturer: Solartron

    The DZ range of measurement probes is probably the shortest available on the market with a fully calibrated linear displacement measurement range of 1 mm or 2 mm. The unique bearing design creates a very short pr...

    Brescia, Italy
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    Solartron D6P/S Tecnosens

    • Manufacturer: Solartron

    The new D6P / S series probes have all the excellent features of standard digital displacement sensors but are only 6mm in diameter. The 6mm-diameter measurement probes, like all Solartron digital displacement se...

    Brescia, Italy
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    Solartron D3P/S Tecnosens

    • Manufacturer: Solartron

    Quite possibly the world's thinnest displacement transducer (measuring probe), its small diameter of 3 mm allows even tighter densities for measuring features on complex parts. Combining multiple sensors using th...

    Brescia, Italy
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    Solartron DSP Tecnosens

    • Manufacturer: Solartron

    Solartron Metrology's compact probes facilitate applications in locations where standard displacement sensors do not fit due to their small size. Significantly shorter than standard digital displacement sensors a...

    Brescia, Italy

Overview

Feedback devices are sensors and transducers—encoders, resolvers, tachometers and position sensors—used on crawler loaders and heavy equipment to provide real-time data on position, speed and direction. They enable precise control of hydraulics, drive systems and automation, and support diagnostics and safety functions. Buyers choose based on resolution, environmental rating (IP), electrical interface (analog, digital, CAN), mounting, shaft size and compatibility with the machine’s controller.

FAQ

How do I ensure a feedback device is compatible with my crawler loader?

Match electrical interface (voltage, signal type, CAN), mechanical mounting, shaft diameter, resolution and connector pinout to your controller. Provide the OEM part number or controller specs to the seller and ask for a datasheet.

What should I check when buying a used feedback device?

Inspect for shaft play, corrosion, water ingress, damaged connectors and seals. Request recent test reports, output waveform checks and serial numbers. Verify calibration history and spare-part availability.

How should feedback devices be shipped to avoid damage?

Pack with shaft caps, anti-static wrap, desiccant and vibration-damping material inside a sturdy crate. Label fragile, insure the shipment and include a parts list and datasheet for customs if shipping internationally.

What maintenance and calibration do feedback devices need?

Routine checks include visual inspection, connector cleaning, seal integrity and output testing. Calibrate after repairs, impacts or annually depending on usage. Replace bearings, seals or the unit if accuracy degrades.