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ALLEN BRADLEY 1791P-8B8P Plc Modules

1791p-8b8p Allen Bradley / 1791p8b8p Used

( Brand: Allen Bradley ), ( Manufacturer Part Number: 1791P-8B8P ), ( Part Type: Module )

Review ALLEN BRADLEY 1791p8b8p Used

Allen Bradley 1791P-8B8P ControlLogix Compact I/O Module

The Allen Bradley 1791P-8B8P ControlLogix Compact I/O Module is a versatile, high-performance input/output (I/O) solution designed for use in automation applications. This module is part of the Allen Bradley ControlLogix family, known for their reliability and flexibility in industrial control systems.

The 1791P-8B8P comprises of eight discrete input circuits (DI) and eight discrete output circuits (DO), offering a total of 16 I/O points. Each DI circuit can handle up to 24V AC or DC, while the DO circuits can deliver up to 0.2A at 24V DC. This makes it suitable for a wide range of industrial applications, from machine building and robotics to process control and manufacturing.

This module is designed with a compact form factor, making it ideal for space-constrained control panels. It features a rugged, DIN rail mountable design that ensures durability in harsh industrial environments. The 1791P-8B8P also boasts a high update rate, allowing it to respond quickly to changing conditions, thus enhancing system performance and productivity.

The Allen Bradley 1791P-8B8P ControlLogix Compact I/O Module is easy to integrate with other Allen Bradley products, thanks to its support for various communication protocols, including EtherNet/IP, DeviceNet, and ControlNet. This compatibility allows seamless communication with controllers, drives, and other devices in the system.

In summary, the Allen Bradley 1791P-8B8P ControlLogix Compact I/O Module is a reliable, high-performance I/O solution for your automation needs. Its compact design, robust construction, and wide range of I/O points make it a versatile choice for various industrial applications. Whether you're looking to control machines, monitor processes, or automate production lines, the 1791P-8B8P is a valuable addition to your control system.

Analysis of Allen Bradley 1791P-8B8P (1791P8B8P) for PLC Purchases

The Allen Bradley 1791P-8B8P (1791P8B8P) is a Programmable Logic Controller (PLC) that offers several features for industrial automation applications. Here are some pros and cons to consider when deciding whether to purchase this PLC.

Pros:

1. Scalability: The 1791P-8B8P is part of the ControlLogix family, which offers a wide range of I/O options, making it a scalable solution for various applications.

2. Processor Power: With a powerful processor, this PLC can handle complex control algorithms, making it suitable for high-performance applications.

3. Integration: As a member of the Rockwell Automation family, the 1791P-8B8P can seamlessly integrate with other Rockwell products, such as drives, HMIs, and software tools like RSLogix.

4. Support: Rockwell Automation provides extensive documentation, training, and technical support, ensuring users get the most out of their PLC investment.

Cons:

1. Cost: The 1791P-8B8P is a premium product, and its price tag may be higher than other PLCs on the market.

2. Learning Curve: The ControlLogix platform has a steep learning curve, which may require additional time and resources for training and implementation.

3. Proprietary: The 1791P-8B8P uses Rockwell's proprietary programming language, Ladder Logic, which may limit users who are more familiar with open-source languages.

4. Vendor Lock-in: Since the 1791P-8B8P is a proprietary product, users may find themselves locked into Rockwell's ecosystem, potentially limiting their future upgrade and expansion options.

Conclusion:

The Allen Bradley 1791P-8B8P (1791P8B8P) is a powerful, scalable, and high-performance PLC that offers excellent integration with other Rockwell products. However, its high cost, steep learning curve, proprietary nature, and potential vendor lock-in may be significant drawbacks for some users.

Recommendation:

If you are already invested in Rockwell Automation's ecosystem, the 1791P-8B8P could be a valuable addition to your automation portfolio. However, if you are new to industrial automation or prefer open-source solutions, you may want to consider other PLC options with lower entry costs and less vendor lock-in. Carefully evaluate your specific needs and budget before making a decision.

Details:

Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection. All products are guaranteed to be working but may show signs of use if purchasing a used product. Sells new and surplus product develops channels to purchase such. ALLEN BRADLEY 1791P-8B8P / 1791P8B8P USED DISCONTINUED BY MANUFACTURER 05/31/2011, PROFIBUS, 24 VDC COMPACTBLOCK I/O, 8 IN SINK OUT SOURCE, COMBINATION BASE BLOCK, PROFIBUS CBLK SOURCE OUT.

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part #: 1791p8b8p price

  • $412.31

specifications sensoindustria:

  • brand: Allen Bradley
  • mpn: 1791p-8b8p
  • part type: Module

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  • started: July 8, 2025

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  • PLCs HMIs > PLC Peripheral Modules > PLC Input Output Modules
  • condition: Used

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  • class: Standard
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  • # reviews: 166926
  • city: 1 Millennium Dr, Willingboro, NJ 08046
  • rating: 97.1%
part type: module,
category: business & industrial > plcs hmis > plc peripheral modules > plc input output modules, sku: 16880630630660713,
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1 offer $412.31 USD
  • Used. Offer #1 priced at $412.31 + $12.90 shipping estimate = $425.21* total. ALLEN BRADLEY / 1791P8B8P (USED) DISCONTINUED BY MANUFACTURER 05/31/2011, PROFIBUS, 24 VDC COMPACTBLOCK I/O, 8 IN SINK / 8 OUT SOURCE, COMBINATION BASE BLOCK, PROFIBUS 24 VDC CBLK I/O, 8 IN SINK 8 SOURCE OUT, BASE.+$12.90 shipping

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