ALLEN-BRADLEY 1747-L20L Plc Processor Unit SLC-500 I/o 24VDC

( Brand: Allen-bradley ), ( Model: SLC-500 ), ( Type: Plc Processor Module ), ( Unit Type: Unit ), ( Manufacturer Part Number: 1747-L20L ), ( Controller Platform: Slc 500 ), ( Country/region Of Manufacture: Japan )

Review ALLEN BRADLEY Ser Plc Processor Unit I/o 24vdc

The Allen-Bradley 1747-L20L SLC 500 PLC Processor Unit is a versatile and powerful automation solution designed for industrial applications. This unit is part of Rockwell Automation's SLC 500 series, which is known for its reliability and ease of use.

The 1747-L20L model specifically is a 20 I/O processor unit, which means it can manage up to 20 discrete inputs and 20 discrete outputs. It operates on a 24VDC power supply, making it an excellent choice for applications where a lower voltage power source is preferred.

The processor unit is based on the SLC 500 RSLogix 5000 programming software, which allows users to create, edit, and download programs using a graphical programming language. The software provides intuitive and user-friendly features, making it easier to design, implement, and optimize automation systems.

The Allen-Bradley 1747-L20L PLC Processor Unit offers a variety of communication interfaces, including RS-232, RS-485, and EtherNet/IP, allowing it to easily integrate with a wide range of devices and systems. It also includes a built-in real-time clock, which ensures accurate timekeeping and scheduling.

The processor unit is constructed with rugged components and is designed to withstand harsh industrial environments. It features a compact, DIN-rail mountable design, making it easy to install in even the most space-constrained control panels.

The Allen-Bradley 1747-L20L SLC 500 PLC Processor Unit is an essential component for any industrial automation system, offering reliable performance, ease of use, and versatility. With its 20 I/O capacity, 24VDC operation, and wide range of communication interfaces, it is well-suited for applications in manufacturing, process control, and building automation.

The Allen-Bradley 1747-L20L SLC 500 PLC Processor Unit with 20 I/O points and 24VDC input power is a popular choice for automation projects that require a reliable and versatile programmable logic controller (PLC). Here are some pros and cons of buying this particular PLC unit:

1. Proven Technology: The SLC 500 series has been in the market for several decades, making it a proven technology with a large user base. This means that there is a wealth of information and resources available for users.

2. Wide Range of Applications: The SLC 500 series is suitable for a wide range of applications, from simple process control to complex automation systems. It can handle up to 1,024 I/O points, making it a scalable solution for larger projects.

3. Easy-to-Use Software: The RSLogix 500 software is easy to use and intuitive, allowing users to program and configure the PLC quickly and efficiently. The software also offers advanced features such as ladder logic, function block diagram, and sequential function chart programming.

4. Flexible I/O Power Options: The 24VDC input power option is ideal for applications where power is not readily available or where the use of AC power is not practical.

5. Modular Design: The modular design of the SLC 500 series allows for easy expansion and upgrades. Users can add or remove I/O modules as needed, making it a cost-effective solution for growing applications.

1. End of Life: The SLC 500 series is no longer being produced by Rockwell Automation, which means that spare parts and support may become harder to find in the future.

2. Limited Processing Power: Compared to newer PLCs, the SLC 500 series has limited processing power. This may not be an issue for simpler applications, but it can be a limitation for more complex systems.

3. Lack of Ethernet Connectivity: The SLC 500 series does not offer native Ethernet connectivity, which may be a limitation for applications that require communication with other devices on an Ethernet network.

In conclusion, the Allen-Bradley 1747-L20L SLC 500 PLC Processor Unit with 20 I/O points and 24VDC input power is a reliable and versatile solution for automation projects that require a proven technology with a large user base. Its easy-to-use software, wide range of applications, and flexible I/O power options make it a popular choice among users. However, its lack of native Ethernet connectivity and limited processing power may be limitations for some applications. Additionally, since it is no longer being produced, spare parts and support may become harder to find in the future.

If you are considering purchasing this PLC unit, it is recommended that you carefully evaluate your application requirements and consider the availability of spare parts and support before making a decision. If your application requires advanced processing power or native Ethernet connectivity, you may want to consider alternative PLC solutions. However, if your application is simple and does not require advanced features, the SLC 500 series may be a cost-effective and reliable solution for your needs.

Details:

Untested but presumed to be working well. With 20 I/O points and the ability to operate on 24VDC power, this PLC processor module is suitable for a variety of applications. Ideal for businesses looking to improve their industrial automation systems, the Allen-Bradley 1747-L20L Ser B SLC-500 PLC Processor Unit offers dependable performance and functionality. Allen-Bradley 1747-L20L Ser B, DC-Sink SLC-500 PLC Processor Unit, 20 I/O, 24VDC.

part #: 1747l20l prices

• $120.00-$400.00

specifications plcmechanize:

• brand: Allen-bradley
• model#: SLC-500
• type: Plc Processor Module
• unit type: Unit
• manufacturer part number: 1747-L20L
• controller platform: Slc 500
• country/region of manufacture: Japan

shipping plcmechanize:

• transit: 3-5 Days
• carrier: UPS
• service: UPS Ground Saver
• cost: $0.00
• type: Calculated
• class: Economy

returns plcmechanize:

• method: Money back
• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

payments plcmechanize:

• other
• credit card: Diners-club
• wallet: Apple-pay

general plcmechanize:

• condition: Used
• Industrial Automation Motion Controls > PLCs HMIs > PLC Processors

offer plcmechanize:

• quantity: 1
• best offers: True
• sold: 0
• started: September 12, 2025
• options: Ship-to-home
• availability: In Stock

seller plcmechanize:

• rating: 99.6%
• city: Chicago, Illinois
• # reviews: 3029

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