Industrial Automation » Feedback Devices » Shandong

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Used controller in Shandong, China

  • DY-BO Zero Point Dry Well(For

    DY-BO Zero Point Dry Well(For thermocouple reference compensation)

      DY-BO zero thermostat/zero degree thermostat/freezing point device (thermocouple reference end compensation), without ice making, ice crushing, semiconductor refrigeration, is a replacement product of the traditi...

      Taian, China
    • DY-JDG600A Precious Metal Thermocouple Calibration

      DY-JDG600A Precious Metal Thermocouple Calibration Furnace

        DY-JDL600A thermocouple verification furnace is an electric heating equipment which provides heat source for thermocouple. It is mainly composed of furnace heating element and insulation shell, etc. The verificat...

        Taian, China
      • DY-JDL600 Thermocouple Testing Furnace

        DY-JDL600 Thermocouple Testing Furnace

          DY-JDL600 thermocouple verification furnace is an electric heating equipment which provides heat source for thermocouple. It is mainly composed of furnace heating element and insulation shell, etc. The verificati...

          Taian, China
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          DY-JDL300 Thermocouple Calibration Furnace

            DY-JDL300 short low-cost metal thermocouple calibration furnace (300C-1200°C) is suitable for the calibration of short thermocouples below 1200 degrees. The thermocouple calibration furnace has the characteristic...

            Taian, 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.