Industrial Automation » Programmable Logic Controllers (PLC)

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Used l/c

  • Trusted Seller
    ALLEN-BRADLEY 1756-L55/ 1756-M24

    ALLEN-BRADLEY 1756-L55/ 1756-M24

    • Manufacturer: Allen-Bradley
    • Model: 1756

    Series A Memory 3.5MB Made in: UNITED STATES

    $353 USD
    British Columbia, Canada
  • Trusted Seller
    Allen Bradley Termination Panel -

    Allen Bradley Termination Panel - 1771ht3

    • Manufacturer: Allen-Bradley
    • Model: 1771

    New Open Box, Made In Usa Name: Termination Panel | Arrival date: 10-30-2025 | Dimensions l x w x h (inches): 12 x 8 x 4 | Electrical: 24V | Weight (lb.): 2 | Available quantity: 1

    $130 USD
    Euclid, OH
  • Trusted Seller
    ALLEN BRADLEY Processor Module 1785-L20B

    ALLEN BRADLEY Processor Module 1785-L20B SER C #128925

    • Manufacturer: Allen-Bradley
    • Model: 1785

    PLC-5/20 Ser C Removed from: Saturn Graphic Screen Printing System Expedited shipping services are available This piece is located at Ideal Machinery, Inc. on our showroom floor. Located at: 10230 N. Holly Rd,...

    $90 USD
    Warehouse
  • Trusted Seller
    ALLEN BRADLEY Processor Module 1785-L11B

    ALLEN BRADLEY Processor Module 1785-L11B SER C #50249

    • Manufacturer: Allen-Bradley
    • Model: 1785

    PLC-5/11 Processor Series C Backplane Requirements: 2.3 Amps @ 5 VDC Key Included Expedited shipping services are available This piece is located at Ideal Machinery, Inc. on our showroom floor. Located at: 1023...

    $45 USD
    Warehouse
  • Trusted Seller
    ALLEN BRADLEY Processor Module 1785-L11B

    ALLEN BRADLEY Processor Module 1785-L11B SER C #50250

    • Manufacturer: Allen-Bradley
    • Model: 1785

    PLC-5/11 Processor Series C Backplane Requirements: 2.3 Amps @ 5 VDC 2 Keys Included Expedited shipping services are available This piece is located at Ideal Machinery, Inc. on our showroom floor. Located at: 1...

    $45 USD
    Warehouse
  • Trusted Seller
    ALLEN BRADLEY Processor Module 1785-L11B

    ALLEN BRADLEY Processor Module 1785-L11B SER C #44311

    • Manufacturer: Allen-Bradley
    • Model: 1785

    PLC 5/11 Processor Module Series C Firmware Rev E Backplane Requirements: 2.3 Amps @ 5 VDC Key Included Expedited shipping services are available This piece is located at Ideal Machinery, Inc. on our showroom f...

    $45 USD
    Warehouse
  • Trusted Seller
    ALLEN BRADLEY Processor Module 1785-L11B

    ALLEN BRADLEY Processor Module 1785-L11B SER C #44310

    • Manufacturer: Allen-Bradley
    • Model: 1785

    PLC 5/11 Processor C Module Series C Firmware Rev D Backplane Requirements: 2.3 Amps @ 5 VDC Key Included Expedited shipping services are available This piece is located at Ideal Machinery, Inc. on our showroom...

    $45 USD
    Warehouse
  • Trusted Seller
    ALLEN BRADLEY Processor Module 1785-L11B

    ALLEN BRADLEY Processor Module 1785-L11B SER C #44360

    • Manufacturer: Allen-Bradley
    • Model: 1785

    PLC-5/11 Processor Module Series C Firmware Rev C Backplane Requirements: 2.3 Amps @ 5 VDC Key Included Expedited shipping services are available This piece is located at Ideal Machinery, Inc. on our showroom f...

    $45 USD
    Warehouse
  • Trusted Seller
    ALLEN BRADLEY Processor Module 1785-L11B

    ALLEN BRADLEY Processor Module 1785-L11B SER C #43497

    • Manufacturer: Allen-Bradley
    • Model: 1785

    PLC 5/11 Processor Module Series C Firmware Rev E Backplane Requirements: 2.3 Amps @ 5 VDC Key Included Expedited shipping services are available This piece is located at Ideal Machinery, Inc. on our showroom f...

    $45 USD
    Warehouse
  • Trusted Seller
    ALLEN BRADLEY 5/04 Processor Module

    ALLEN BRADLEY 5/04 Processor Module 1747-L542 SER C #127345

    • Manufacturer: Allen-Bradley
    • Model: 1747-L542

    SLC 5/04 CPU SLC 500 Current Requirements: 1 Amp @ 5 VDC 200 mA @ 24 VDC Expedited shipping services are available This piece is located at Ideal Machinery, Inc. on our showroom floor. Located at: 10230 N. Holl...

    $200 USD
    Warehouse
  • Trusted Seller
    ALLEN BRADLEY Controller & Slot

    ALLEN BRADLEY Controller & Slot Rack 1747-L20C SER C / 1746-A2 SER A #5741

    • Manufacturer: Allen-Bradley
    • Model: 1747

    SLC 500 Processor/Programmable Controller: 1747-L20C, Series C 2 Slot Expansion Rack: 1746-A2, Series A Expedited shipping services are available This piece is located at Ideal Machinery, Inc. on our showroom f...

    $60 USD
    Warehouse
  • Trusted Seller
    ALLEN BRADLEY Processor Unit &

    ALLEN BRADLEY Processor Unit & Slot Rack 1747-L40C SER C / 1746-A2 SER A #71547

    • Manufacturer: Allen-Bradley
    • Model: 1747

    SLC 500 Processor Unit: 1747-L40C, Series C 2 Slot Expansion Rack: 1746-A2, Series A 40 I/O MISSING TERMINAL STRIP COVER Expedited shipping services are available This piece is located at Ideal Machinery, Inc....

    $260 USD
    Warehouse
  • Trusted Seller
    ALLEN BRADLEY Controller 1766-L32BXB SER

    ALLEN BRADLEY Controller 1766-L32BXB SER C Used

    • Manufacturer: Allen-Bradley

    Micrologix 1400 Programmable Logic Controller Expedited shipping services are available This piece is located at Ideal Machinery, Inc. on our showroom floor. Located at: 10230 N. Holly Rd, Holly MI 48442

    $450 USD
    Warehouse
  • Trusted Seller
    ALLEN BRADLEY Processor Module 1747-L30C

    ALLEN BRADLEY Processor Module 1747-L30C SER B #24232

    • Manufacturer: Allen-Bradley
    • Model: 1747

    SLC 500 Programmable Controller Platform Processor Unit Series B 30 I/O Expedited shipping services are available This piece is located at Ideal Machinery, Inc. on our showroom floor. Located at: 10230 N. Holly...

    $86 USD
    Warehouse
  • Trusted Seller
    ALLEN BRADLEY 5/04 Processor Module

    ALLEN BRADLEY 5/04 Processor Module 1747-L542 SER C Used

    • Manufacturer: Allen-Bradley
    • Model: 1747-L542

    SLC 5/04 CPU SLC 500 Series C Proc Rev 7 FRN 6 Expedited shipping services are available This piece is located at Ideal Machinery, Inc. on our showroom floor. Located at: 10230 N. Holly Rd, Holly MI 48442

    $495 USD
    Warehouse
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Overview

Programmable Logic Controllers (PLCs) are essential components in industrial automation, used for controlling machinery and processes in manufacturing, production lines, and other automated systems. They are designed to handle multiple inputs and outputs, offering reliable, flexible, and scalable solutions for complex control tasks. PLCs are known for their robustness and ability to operate in harsh industrial environments.

FAQ

What factors should I consider when purchasing a PLC?

Consider the number of input/output points required, the processing speed, memory capacity, compatibility with existing systems, and the specific application needs. Also, check for the availability of technical support and software updates.

How can I ensure safe shipping of a PLC?

Use a reputable shipping service that specializes in delicate electronic equipment. Ensure the PLC is packaged securely with ample padding to protect against shocks and vibrations during transit.

What are the maintenance requirements for a PLC?

Regularly inspect the PLC for dust and debris, ensure proper ventilation, and check connections for any signs of wear or corrosion. Follow the manufacturer's guidelines for firmware updates and system diagnostics to ensure optimal performance.