
( Brand: Allen-bradley ), ( Manufacturer Part Number: 1791D-16V0X ), ( Model: 1791D-116V0X ), ( Part Type: Module )
The Allen-Bradley 1791D-16V0X CompactBlock I/O 16-Input Expansion Module is a versatile and compact addition to any control system, particularly those utilizing the Allen-Bradley ControlLogix platform. This expansion module offers 16 discrete inputs, designed to accommodate various types of devices for maximum flexibility.
The 179X-Series CompactBlock I/O modules are known for their space-saving design, which allows for a high density of I/O connections within a compact footprint. The 1791D-16V0X module measures just 5.08" (129.1 mm) wide and 6.77" (172 mm) deep, making it an ideal choice for applications where space is at a premium.
Each of the 16 inputs on this module can be configured as either normally open (NO) or normally closed (NC) contacts, and they can handle voltages ranging from 12VDC to 24VDC. The module is designed to operate in harsh industrial environments, with a temperature range of -40 C to 70 C (-40 F to 158 F) and a dust/water rating of IP67.
The Allen-Bradley 1791D-16V0X CompactBlock I/O 16-Input Expansion Module communicates with the ControlLogix controller using the EtherNet/IP protocol, allowing for seamless integration with other devices on the network. It is also capable of supporting PROFIBUS and DeviceNet communication, making it a versatile choice for a wide range of applications.
Finally, the 1791D-16V0X module is easy to install and configure, thanks to its plug-and-play design and integration with the Rockwell Automation Studio 5000 software. This software allows users to easily configure the module's I/O points, diagnose any issues that may arise, and monitor the module's performance in real time.
In summary, the Allen-Bradley 1791D-16V0X CompactBlock I/O 16-Input Expansion Module is a robust, versatile, and space-saving solution for adding discrete I/O capabilities to your ControlLogix-based control system. Its wide temperature range, dust/water resistance, and support for multiple communication protocols make it an ideal choice for a wide range of industrial applications.
**Pros of Allen-Bradley 1791D-16V0X CompactBlock I/O 16-Input Expansion Module:**1. Space-Saving Design: This module has a compact size, making it an ideal choice for applications where space is limited.
2. Flexibility: The 1791D-16V0X supports various types of inputs, including analog, digital, and temperature, providing versatility in various industrial automation applications.
3. Compatibility: This expansion module is compatible with Rockwell Automation's ControlLogix and CompactLogix controllers, ensuring seamless integration with existing systems.
4. Reliability: Allen-Bradley products are known for their high quality and reliability, which is a crucial factor in industrial applications.
5. Rockwell Automation Support: The company offers extensive support for its products, including documentation, software updates, and technical assistance.
**Cons of Allen-Bradley 1791D-16V0X CompactBlock I/O 16-Input Expansion Module:**1. Cost: Compared to some other I/O expansion modules, the 1791D-16V0X can be quite expensive, which might be a deterrent for budget-conscious buyers.
2. Limited Input Types: While it supports various input types, the number of each type is limited, which may not meet the requirements of some complex industrial applications.
3. Proprietary System: The 1791D-16V0X is part of Rockwell Automation's proprietary system, which might not be compatible with third-party devices or systems without additional interfaces or adapters.
**Ending Conclusion:**The Allen-Bradley 1791D-16V0X CompactBlock I/O 16-Input Expansion Module offers a compact design, versatility, reliability, and compatibility with Rockwell Automation's popular controllers. However, it comes at a premium price and has some limitations regarding the number of input types and compatibility with third-party systems.
**Recommendation:**If you are already using Rockwell Automation's ControlLogix or CompactLogix controllers and require a compact I/O expansion module, the Allen-Bradley 1791D-16V0X could be a good choice. However, if cost is a major concern or you need a wider range of input types or compatibility with third-party systems, you might want to explore other options in the market.
Regardless of the origin equipment, documentation provided or identification appearing upon equipment described and offered here is in no way certified for, recommended for any specific use.