Industrial Automation » Programmable Logic Controllers (PLC)

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Used isolator

  • Siemens SIMATIC S5 6ES5464-8MA21

    Siemens SIMATIC S5 6ES5464-8MA21

    • Manufacturer: KLEMA
    • Model: Simatic S5

    unused stock item SIMATIC S5, analogue input 464 isolated for ET 100U 4 inputs +-50mV with linearization

    Freiberg, Germany
  • Siemens SIMATIC S7-300, digital input

    Siemens SIMATIC S7-300, digital input SM 321 6ES7321-1BL00-0AA0

    • Manufacturer: Siemens
    • Model: Simatic S7

    used SIMATIC S7-300, digital input SM 321, isolated 32DE, DC 24V, 1x 40-pin

    Freiberg, Germany
  • Siemens SIMATIC S7-300 6ES7321-1BH02-0AA0 (g)

    Siemens SIMATIC S7-300 6ES7321-1BH02-0AA0 (g)

    • Manufacturer: Siemens
    • Model: Simatic S7

    used SIMATIC S7-300, digital input SM 321, isolated, 16 DE, DC 24V, 1x 20-pin

    Freiberg, Germany
  • Siemens SIMATIC S5 6ES5432-4UA12

    Siemens SIMATIC S5 6ES5432-4UA12

    • Manufacturer: Siemens
    • Model: Simatic S5

    unused stock item SIMATIC S5, digital input 432 isolated compact design U 32 in. DC 24V, M COLLECTIVE SIGNAL

    Freiberg, Germany
  • Siemens SIMATIC S7-300 6ES7 322-1BH00-0AA0

    Siemens SIMATIC S7-300 6ES7 322-1BH00-0AA0

    • Manufacturer: Siemens
    • Model: Simatic S7

    used SIMATIC S7-300, DIGITAL OUTPUT SM 322, ISOLATED, 16 DA, DC 24V, 0.5A, 20-PIN

    Freiberg, Germany
  • Trusted Seller
    Siemens 6GK5612-0BA10-2AA3 SCALANCE S612 Security

    Siemens 6GK5612-0BA10-2AA3 SCALANCE S612 Security Module Network Protection Device E: 2

    • Manufacturer: Siemens
    • Model: 6GK

    For sale is a new SIMATIC SCALANCE S612 V3 Security Module from Siemens, with the item number 6GK5612-0BA10-2AA3. The device has not been used and is in mint condition. Ideal for protecting industrial networks fr...

    $956 USD
    Borken, Germany
  • Siemens SIMATIC S7-300, digital input

    Siemens SIMATIC S7-300, digital input SM 321 6ES7321-1BH02-0AA0

    • Manufacturer: KLEMA
    • Model: Simatic S7

    New/ unused SIMATIC S7-300, digital input SM 321, isolated, 16 DE, DC 24V, 1x 20-pin

    Freiberg, Germany
  • Siemens SIMATIC S7-300 6ES7 322-1HF01-0AA0

    Siemens SIMATIC S7-300 6ES7 322-1HF01-0AA0

    • Manufacturer: Siemens
    • Model: Simatic S7

    used SIMATIC S7-300, digital output SM 322, isolated, 8 DA (relays), 1x 20-pin, DC 24V, 2A or AC 230V, 2A

    Freiberg, Germany
  • Siemens S5 analog output 6ES5470-8MA12

    Siemens S5 analog output 6ES5470-8MA12 .de

    • Manufacturer: Siemens
    • Model: Simatic S5

    S5 analog output 6ES5470-8MA12 470 isolated potential for S5-90U/-95U/-100U ET 100U ET 200U 2 outputs +-10V packaging unit 1 piece price valid per packaging unit 1 piece in stock 12.50 € shipping 2071-0079

    Plettenberg, Germany
  • Siemens SIMATIC S7-300 6ES7323-1BL00-0AA0

    Siemens SIMATIC S7-300 6ES7323-1BL00-0AA0

    • Manufacturer: Siemens
    • Model: Simatic S7

    unused SIMATIC S7-300, digital module SM 323, electrically isolated, 16 DE and 16 DA, DC 24V, 0.5A, total current 4A, 1x 40-pin

    Freiberg, Germany
  • Siemens SIMATIC S5 6ES5464-8MC11

    Siemens SIMATIC S5 6ES5464-8MC11

    • Manufacturer: Siemens
    • Model: Simatic S5

    used SIMATIC S5, Analog input 464 Isolated for S5-90U/-95U/-100U, ET 100U, ET 200U 4 inputs +-10V

    Freiberg, Germany
  • Siemens SIMATIC S5 6ES5470-8MA12

    Siemens SIMATIC S5 6ES5470-8MA12

    • Manufacturer: Siemens
    • Model: Simatic S5

    used SIMATIC S5, analog output 470 isolated for S5-90U/-95U/-100U, ET 100U, ET 200U 2 outputs +-10V

    Freiberg, Germany
  • Siemens SIMATIC S7-300 6ES7 323-1BH01-0AA0

    Siemens SIMATIC S7-300 6ES7 323-1BH01-0AA0

    • Manufacturer: Siemens
    • Model: Simatic S7

    used SIMATIC S7-300, digital module SM 323, isolated, 8DE and 8DA, DC 24V, 0.5A total current 2A, 1x 20-pole

    Freiberg, Germany
  • Siemens S5 digital output 6ES5451-8MD11

    Siemens S5 digital output 6ES5451-8MD11 .de

    • Manufacturer: Siemens
    • Model: Simatic S5

    S5 digital output 6ES5451-8MD11 Digital output 451 potential-isolated for S5-90U/-95U/-100U ET 100U ET 200U 8 OUTPUTS AC 115/230V; 0.5A Pack of 1 piece Price per pack 6 pieces in stock 12.50 € shipping 2071-0081

    Plettenberg, Germany
  • Siemens SIMATIC S7-300 6ES7322-1BH01-0AA0 (g)

    Siemens SIMATIC S7-300 6ES7322-1BH01-0AA0 (g)

    • Manufacturer: KLEMA
    • Model: Simatic S7

    used SIMATIC S7-300, digital output SM 322, electrically isolated, 16DA, DC 24V, 0.5A, 1x 20-pin, total current 4A/group (8A/module)

    Freiberg, Germany
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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.