Industrial Automation » Feedback Devices

Search By Manufacturer

Search By Country

Building Filters

5

Used emi

  • Trusted Seller
    Setra 2271Z02PCE511ZZFR1 Model 227 Digital

    Setra 2271Z02PCE511ZZFR1 Model 227 Digital Ultra High Pressure Transducer Sensor [New]

    • Manufacturer: Setra

    Series: 227. Range: 14.7 - 235.3. Output: 4-20 mA. Electrical Termination: 24 VDC. Superior Stability Avoid Down Time, EMI/RFI Immunity Prevents False Shutdown. NOTE: This product is packaged in ultra-high purity...

    $407 USD
    Tempe, AZ
  • Digital Pressure Switch XY-PS828EA

    Digital Pressure Switch XY-PS828EA

      4-Digits LED, Φ80mm SS304 Shell; Dual Relay, Output NONC; Optional 4-20mA or RS485; Intelligent Pressure display and control, alternative for Mechanical Pressure Switch and Gauge together, wield in Industry appli...

      Shanghai, China
    • Digital Pressure Switch XY-PS928E

      Digital Pressure Switch XY-PS928E

        4-Digits LED, Φ100mm SS304 Shell; Dual Relay, Output NONC; Set Alarm In Whole Range Intelligent Pressure display and control, alternative for Mechanical Pressure Switch and Gauge together, wield in Industry appli...

        Shanghai, China
      • Digital Pressure Switch XY-PS928Z

        Digital Pressure Switch XY-PS928Z

          4-Digits LED, Φ100mm SS304 Shell; Dual Relay, Output NONC; Panel Mount Intelligent Pressure display and control, alternative for Mechanical Pressure Switch and Gauge together, wield in Industry applications Typic...

          Shanghai, China
        • Digital Pressure Switch XY-PS828Z

          Digital Pressure Switch XY-PS828Z

            4-Digits LED, Φ60mm SS304 Shell; Dual Relay, Output NONC; Panel Mount Intelligent Pressure display and control, alternative for Mechanical Pressure Switch and Gauge together, wield in Industry applications Typica...

            Shanghai, China

          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.