Industrial Automation » Feedback Devices

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Used nitrogen generator

  • Pressure Switch (Nitrogen Without Gauge)

    Pressure Switch (Nitrogen Without Gauge)

      Pressure Switch for Nitrogen or other 11- 250 psi inert gas services. General Features Typically used for clinical nitrogen systems Instrument quality snap-action switch Normally open or normally closed contacts ...

      Dubai, United Arab Emirates
    • Pressure Switch With Gauge (Nitrogen

      Pressure Switch With Gauge (Nitrogen and Multiple Medical Gas Applications)

        Pressure Switch with Gauge for Nitrogen/Air and Oxygen Reserve incorporates a single pole double-throw snap-action switching element. The switch may be wired normally open or normally closed. The enclosure is a N...

        Dubai, United Arab Emirates
      • Pressure Switch Gauge Assembly for

        Pressure Switch Gauge Assembly for Instrument Air

          Pressure switch assembly with gauge for instrument air. General Features Typically used for clinical nitrogen systems Instrument quality snap-action switch Normally open or normally closed contacts Nema 4 water-t...

          Dubai, United Arab Emirates

        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.