Industrial Automation » Input/Output Modules

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Used plc modules

  • Siemens 6ES7 521-1FH00-0AA0 SIMATIC S7-1500

    Siemens 6ES7 521-1FH00-0AA0 SIMATIC S7-1500 Digital Input Module. 3D-68

    • Manufacturer: Siemens
    • Model: 6ES7

    Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, ...

    $244 USD
    Duncan, SC
  • Siemens 6ES7 322-1BH01-0AA0 SIMATIC S7-300

    Siemens 6ES7 322-1BH01-0AA0 SIMATIC S7-300 Digital Output Module. 3C-43

    • Manufacturer: Siemens
    • Model: 6ES7

    Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, ...

    $27 USD
    Duncan, SC
  • Koyo Kostac E-10T 24VDC Output

    Koyo Kostac E-10T 24VDC Output Module BIN#2

    • Manufacturer: Koyo

    Used automation parts pulled from storage or the working environment. Tested to the best of our ability. Shows signs of normal use. Here at Palmetto Automation Inc. we endeavor to provide otherwise high cost part...

    $100 USD
    Duncan, SC
  • Trusted Seller
    Schneider Electric 170ADM35010 PLC I/O

    Schneider Electric 170ADM35010 PLC I/O Base 24VDC-16PT IN/OUT #4103

    • Manufacturer: Schneider Electric

    Schneider Electric 170ADM35010 PLC I/O Base 24VDC-16PT IN/OUT Used #4103

    $100 USD
    Montgomeryville, PA
  • Siemens 6ES7322-1BL01-0AA0 Simatic S7 Output

    Siemens 6ES7322-1BL01-0AA0 Simatic S7 Output Module. 3B-45

    • Manufacturer: Siemens
    • Model: 6ES7322

    Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, ...

    $32 USD
    Duncan, SC
  • Siemens 6ES7138-4CB11-0AB0 SIMATIC S7 Power

    Siemens 6ES7138-4CB11-0AB0 SIMATIC S7 Power Module. 3D-44

    • Manufacturer: Siemens
    • Model: 6ES7

    Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, ...

    $34 USD
    Duncan, SC
  • Allen-Bradley 1734-OB8E/C Point I/O Output

    Allen-Bradley 1734-OB8E/C Point I/O Output Module w/1734-MB Base. 3D-41

    • Manufacturer: Allen-Bradley
    • Model: 1734

    Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, ...

    $68 USD
    Duncan, SC
  • Allen Bradley 1734-IB8S SERB Point

    Allen Bradley 1734-IB8S SERB Point Guard I/O 24VDC Sink Input Module. 3E-39

    • Manufacturer: Allen-Bradley
    • Model: 1734-IB8S B

    Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, ...

    $112 USD
    Duncan, SC
  • Siemens Plc, #6ES7, 312-5AC02-0AB0, #334-OCE01-0AA0,

    Siemens Plc, #6ES7, 312-5AC02-0AB0, #334-OCE01-0AA0, Free Shipping To Lower 48.

    • Manufacturer: Siemens
    • Model: 6ES7

    “Nice unit. See pictures for details and condition” HEHI-524 Nice unit Please see picture for more info Please feel free to ask any questions I'll load onto your truck for free We add new items weekly so check ou...

    $850 USD
    Hamilton, MI
  • TURCK BL20-2DI-120/230VAC Input Module. 3D-28

    TURCK BL20-2DI-120/230VAC Input Module. 3D-28

    • Manufacturer: Turck

    TURCK BL20-2DI-120/230VAC Input Module. Palmetto Automation Inc. of Duncan SC specializes in buying, selling, and repairing obsolete Used, Refurbished, and New industrial electronic equipment. Most of our used eq...

    $100 USD
    Duncan, SC
  • Omron CS1W-OD261 Output Module. 3C-19

    Omron CS1W-OD261 Output Module. 3C-19

    • Manufacturer: Omron

    We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, PLC's, Sensors, Process Controls and Timers. Palmetto Automation Inc. of Duncan SC specializes in b...

    $32 USD
    Duncan, SC
  • BANNER ENGINEERING CL3RA / 26454

    BANNER ENGINEERING CL3RA / 26454 Logic Level Input Module 3D-31

    • Manufacturer: Banner

    Here at Palmetto Automation Inc. we endeavor to provide otherwise high cost parts at decent wholesale prices. Buy with confidence. Money back guarantee. We repair all types of industrial automation including AC ...

    $495 USD
    Duncan, SC
  • Honeywell 621-0022ARC Silver Factory Mutual

    Honeywell 621-0022ARC Silver Factory Mutual System Isolated Input Module

    • Manufacturer: Honeywell

    “Good Working Condition.” Honeywell 621-0022ARC Silver Factory Mutual System Isolated Input Module Product Details Brand : Honeywell Model : Honeywell 621-0022ARC Color : Silver Type : Isolated Input Module We...

    $180 USD
    Greenville, SC
  • Trusted Seller
    Siemens 6ES7 307-1BA01-0AA0 Power Supply

    Siemens 6ES7 307-1BA01-0AA0 Power Supply Module, Simatic PS 307, 24 VDC

    • Manufacturer: Siemens
    • Model: 6ES7

    PLEASE REVIEW: We would ask that potential buyers please view the photographs carefully, and understand what you are buying. All questions must be submitted PRIOR to auction close. *Your purchase includes a 30 da...

    $40 USD
    Suwanee, GA
  • EMERSON KJ3202X1-BA1 DI 8-Channel 24

    EMERSON KJ3202X1-BA1 DI 8-Channel 24 VDC Dry Contact Input Module. Loc 3B-17

    • Manufacturer: Emerson
    • Model: KJ3202X1-BA1

    EMERSON KJ3202X1-BA1 DI 8-Channel 24 VDC Dry Contact. Input Module. Loc.3B-17 Here at Palmetto Automation Inc. we endeavor to provide otherwise high cost parts at decent wholesale prices. Buy with confidence. Mon...

    $103 USD
    Duncan, SC
4647484950

Overview

Input/Output (I/O) modules are essential components in industrial automation systems. They serve as the interface between various field devices and the control system, allowing the exchange of data and signals. I/O modules can handle both analog and digital inputs and outputs, making them crucial for monitoring and controlling processes in manufacturing, energy, and other sectors.

FAQ

What should I consider when buying an I/O module?

Consider the compatibility with your existing control system, the number of input and output channels, and the type of signals (analog or digital) it supports. Reliability and ease of integration are also important factors.

How do I ensure the I/O module is shipped safely to my location?

Use a reputable shipping service that specializes in electronics. Ensure the module is properly packaged with anti-static materials and secured to prevent damage during transit.

What is the maintenance schedule for an I/O module?

Regular maintenance includes inspecting connections for wear or corrosion, ensuring the module is clean and free from dust, and checking for any firmware updates from the manufacturer. Consult the manufacturer’s manual for detailed maintenance intervals.