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The Avigilon OP-CR-ACC expansion module extends Alta access control systems to support additional entry points. Compact and finished in black, grey and metallic tones, this module connects via USB to the Access Control Core, enabling the system to manage more doors while retaining local storage of cloud configuration so access decisions continue during Internet outages. The OP-CR-ACC is compatible with Avigilon Alta hardware and is sized for unobtrusive installation.

Advantages

The expansion module provides scalable capacity for Alta access control, allowing connection of up to two expansion boards to the Access Control Core to support more entrances. It maintains local configuration to ensure continued operation during network interruptions, supports touchless access workflows through the Alta ecosystem, and is designed for straightforward USB connection and installation. The module’s compact footprint and durable finish suit a variety of mounting locations.

Suitable for

• Small to medium commercial buildings requiring additional controlled entry points
• Office suites integrating Alta smartphone-based access
• Installations needing resilient access operation during Internet outages

Key specifications

• Manufacturer: Avigilon
• Model / MPN: OP-CR-ACC
• Compatibility: Avigilon Alta Access Control Core and Alta ecosystem
• Dimensions: 89.1 mm (W) x 64.8 mm (D) x 22 mm (H)
• Color: Black / Grey / Metallic
• Connection: USB to Access Control Core
• Supports: Up to two expansion boards per Core (up to 16 entries when combined as specified by Alta)
• Warranty: Lifetime (manufacturer specified)

How to use

Physically mount the expansion module in a suitable enclosure or panel near the Access Control Core. Connect the module to the Core using the provided USB interface and follow the Alta installation guide to recognize and configure the board within the system. After connection, verify that the Access Control Core lists the expansion module and confirm door mappings and access logic through the Alta management app or local configuration interface.

Recommendations

Install the module inside a secure, ventilated enclosure and route USB cabling to avoid electromagnetic interference. Use compatible Alta firmware and follow Avigilon’s wiring and configuration instructions to ensure reliable operation and to preserve local configuration during network outages.