ALLISON RESEARCH 8084 Valley Keypex Gate Expander Cards 500

( Brand: Allison Research ), ( Manufacturer Part Number: 8084 ), ( Analog/digital: Analog ), ( Effect/enhancement: Gate Expander )

Review ALLISON RESEARCH Vintage Valley Keypex 500 Series Gate Expander Cards

The Allison Research 8084 Valley Keypax 500 Gate Expander Cards are versatile and reliable expansion cards designed to enhance the functionality of Allison Research 8084 Valley communication systems. These expansion cards cater to the needs of larger installations or those requiring additional security features.

Each card features 500 input/output (I/O) points, enabling users to expand their gate control applications significantly. The cards are designed with a high-density design, ensuring that they occupy minimal rack space. This makes them an excellent choice for installations where space is a premium.

The Allison Research 8084 Valley Keypax 500 Gate Expander Cards support various input and output configurations. Users can configure the cards to support a mix of inputs and outputs, including normally open (NO), normally closed (NC), and floating contacts. This flexibility allows users to customize their installation to meet their specific requirements.

These expansion cards are also designed with advanced security features. They include an onboard keypad for local programming and control, which can be used to set access codes, define entry and exit delays, and configure other security-related settings. Additionally, the cards support the use of access control credentials, such as proximity cards or smart keys, for secure access to gates and other controlled areas.

The Allison Research 8084 Valley Keypax 500 Gate Expander Cards are designed for use with Allison Research 8084 Valley communication systems. They are easy to install, with a simple plug-and-play design that allows users to add the expansion cards to their existing system without the need for extensive rewiring or configuration. The cards are also backed by Allison Research's exceptional customer support, ensuring that users have access to expert assistance should they encounter any issues.

In summary, the Allison Research 8084 Valley Keypax 500 Gate Expander Cards are versatile and reliable expansion cards designed to enhance the functionality of Allison Research 8084 Valley communication systems. With their high-density design, support for various input and output configurations, advanced security features, and easy installation process, these expansion cards are an excellent choice for users who require additional I/O points and enhanced security for their gate control applications.

Allison Research's Model 8084 Valley-KEPex 500 Gate Expander Cards are networking devices used to expand the capacity of a KEPServerEX installation. Here are some pros and cons of buying these expander cards:

1. Scalability: These expander cards allow you to add more I/O points to your KEPServerEX installation, making it more scalable for larger applications.

2. Compatibility: They are compatible with various industrial automation protocols, including Modbus, Profibus, and CANopen, among others.

3. Easy Installation: The installation process is relatively straightforward, and the cards can be easily integrated into an existing KEPServerEX system.

4. Reliability: Allison Research is known for producing high-quality industrial automation products, and these expander cards are no exception. They are designed to withstand harsh industrial environments.

1. Cost: These expander cards can be quite expensive, especially when compared to other options in the market.

2. Limited I/O Points: Depending on the specific model, these expander cards may only support a limited number of I/O points.

3. Complexity: For users who are not familiar with KEPServerEX or industrial automation in general, these expander cards may require some additional time and effort to set up and configure.

In conclusion, the Allison Research Model 8084 Valley-KEPex 500 Gate Expander Cards offer several advantages, such as scalability, compatibility, easy installation, and reliability. However, they also come with some disadvantages, such as cost, limited I/O points, and complexity.

If you have a large-scale automation project and require a high-quality, industrial-grade solution, then these expander cards may be worth the investment. However, if you are working on a smaller project or have a limited budget, there may be more cost-effective options available in the market. Ultimately, the decision to buy these expander cards depends on your specific use case and requirements.

Details:

They are untested and being sold as is. For sale two vintage Keypex gates. I don't see any burnt components. They appear to be in very good condition.

part #: 8084 price

• $355.00

specifications signalprocessorgo:

• brand: Allison Research
• mpn: 8084
• analog/digital: Analog
• effect/enhancement: Gate Expander

offer signalprocessorgo:

• quantity: 1
• best offers: True
• sold: 0
• options: Ship-to-home
• availability: In Stock
• started: October 8, 2025

general signalprocessorgo:

• Musical Instruments Gear > Pro Audio Equipment > Signal Processors/Rack Effects
• condition: Used

payments signalprocessorgo:

• credit card: Discover
• other
• wallet: Google-pay

shipping signalprocessorgo:

• transit: 6-13 Days
• carrier: USPS
• cost: $15.00
• service: USPS Ground Advantage
• type: Fixed
• class: Standard

returns signalprocessorgo:

• policy: No Returns

seller signalprocessorgo:

• rating: 100.0%
• # reviews: 997
• city: Sarasota, Florida

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