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Used e/a module in China

  • Trusted Seller
    UA379A-E | ABB Speed Transducer

    UA379A-E | ABB Speed Transducer Module

    • Manufacturer: ABB

    ABB UA379A-E HESG 332084 R1 Speed Transducer Module ABB UA379A-E HESG 332084 R1 Speed Transducer Module ABB Procontrol P13, ABB Procontrol P13 Decontic

    Fujian, China
  • Trusted Seller
    3500/50E | Bently Nevada Tachometer

    3500/50E | Bently Nevada Tachometer Module

    • Manufacturer: Bently Nevada

    Bently Nevada 3500/50E Tachometer Module The 3500/50E Tachometer Module is a 2-channel module that accepts input from proximity probes or magnetic pickups (except as noted) to determine shaft rotative speed, roto...

    Fujian, China
  • Trusted Seller
    3708E | Invensys THERMOCOUPLE ANALOG

    3708E | Invensys THERMOCOUPLE ANALOG INPUT MODULE

    • Manufacturer: Invensys

    Invensys 3708E THERMOCOUPLE ANALOG INPUT MODULE Invensys 3708E THERMOCOUPLE ANALOG INPUT MODULE Number of input signals : 16 difrential, isolated

    Fujian, China
  • Trusted Seller
    745-W3-P511-G51-HI-R-E | General Electric thermocouple

    745-W3-P511-G51-HI-R-E | General Electric thermocouple input module

    • Manufacturer: GE

    Thermocouple Input Module Get the best deals for 745-W3-P511-G51-HI-R-E IN STOCK READY TO SHIP High quality 745-W3-P511-G51-HI-R-E General Electric Multilin Thermocouple Input Module BRAND/ MANUFACTURER: General ...

    Fujian, China
  • Trusted Seller
    3300/50 | Bently Nevada tachometer

    3300/50 | Bently Nevada tachometer module

    • Manufacturer: Bently Nevada

    Tachometer Module GE / Bently Nevada 3300/50 Tachometer Module New & Original in Factory Packing In stock ready to ship TACHOMETER DUAL SETPOINT 4-20 MA OUTPUT SINGLE CHANNEL MONITOR Product Describe: Product Mod...

    Fujian, China
  • Trusted Seller
    PT2060/10 | PROVIBTECH | prox

    PT2060/10 | PROVIBTECH | prox proximity module

    • Manufacturer: PROVIBTECH

    4 Channel proximity signal conditioner Get the best deals for PT2060/10 In stock ready to ship ProvibTech’s PT2060/10 PROX proximity module is a 4 channel proximity signal conditioner and processing unit. Each ch...

    Fujian, China
  • Trusted Seller
    S200-IT8 | ABB THERMOCOUPLE INPUT

    S200-IT8 | ABB THERMOCOUPLE INPUT MODULE

    • Manufacturer: ABB

    ABB S200-IT8 THERMOCOUPLE INPUT MODULE ABB S200-IT8 THERMOCOUPLE INPUT MODULE 8 mV/Thermocouple inputs-type B C E J K L N The I/O systems are connected to the controller via a fieldbus and fieldbus adapter (for i...

    Fujian, China
  • Trusted Seller
    2080-TC2| | thermocouple module

    2080-TC2| | thermocouple module

      thermocouple module The / Automation 2080-TC2 module is a Micro 800 series non-isolated thermocouple module. It can be connected to Micro 800 series controllers to give them the power of temperature control. The ...

      Fujian, China
    • Trusted Seller
      1746-NT4 | Thermocouple Input Module

      1746-NT4 | Thermocouple Input Module

      • Manufacturer: / Automation

      1746-NT4 Thermocouple Input Module 1746-NT4 SLC 500 Thermocouple/mV Analog Input Module 4 Point 1746-NT4 SLC 500 Thermocouple/mV Analog Input Module, 4 Point, B, E, J, K, N, R, S, T Thermocouple and ±50 mV or ±10...

      Fujian, China
    • Trusted Seller
      1746-INT4 | Thermocouple Input Module

      1746-INT4 | Thermocouple Input Module

      • Manufacturer: Automation

      1746-INT4 Thermocouple Input Module 1746-INT4 Thermocouple Input Module This Isolated Thermocouple/mV Analog Input Module has Four (4) Inputs compatible with Thermocouple Type C, Type D, Type J, Type K, Type T, T...

      Fujian, China
    • Trusted Seller
      WOODWARD 5644-353 Thermocouple Input Module

      WOODWARD 5644-353 Thermocouple Input Module

      • Manufacturer: Woodward

      WOODWARD 5644-353 Thermocouple Input Module Thermocouple Input Module We Can Offer： 1.PLC programmable controller (): 1756/1771/1785 series, Reliance Ryan. Schneider: Modicon Quantum 140 processor, I / O modules,...

      Fujian, China
    • Trusted Seller
      1769sc-IT6I | Thermocouple input module

      1769sc-IT6I | Thermocouple input module

      • Manufacturer: Automation

      1769sc-IT6I Thermocouple input module 1769sc-IT6I Thermocouple input module This module has Six (6) input channels that are compatible with Thermocouple sensors Type J, K, T, E, R, B, S, N, C, and L and millivolt...

      Fujian, China
    • Trusted Seller
      1794-IT8 | Flex 8 Thermocouple

      1794-IT8 | Flex 8 Thermocouple Input Module

      • Manufacturer: / Automation

      1794-IT8 Flex 8 Thermocouple Input Module 1794-IT8 Flex I/O Analog Input Module Thermocouple/mV 8 Channel 1794-IT8 Flex I/O Analog Input Module, Thermocouple/mV, 8 Point; Input Signal Range: ±76.5 mV; Input Resol...

      Fujian, China
    • Trusted Seller
      IC670ALG630 | GE Thermocouple Input

      IC670ALG630 | GE Thermocouple Input Module

      • Manufacturer: GE

      GE IC670ALG630 Thermocouple Input Module Brand:GE Fanuc Series:Field Control Part Number :IC670ALG630 Number of Channels:8 Thermocouple Types:J, K, T, E, S R, B, N, G, C, D, Platinel II Converter Resolution:15 bi...

      Fujian, China
    • Trusted Seller
      IC695ALG312 | GE Thermocouple input

      IC695ALG312 | GE Thermocouple input module

      • Manufacturer: GE

      GE IC695ALG312 Thermocouple input module GE IC695ALG312 Thermocouple input module The IC695ALG312 is an isolated Thermocouple input module that is part of the PACSystem RX3i platform, currently under Emerson Auto...

      Fujian, China
    12

    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.