Product Profile
Apollo AIM-4 4 door Downloadable Reader Interface Module

Apollo AIM-4 4 door Downloadable Reader Interface Module

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Product Specifications
  • Apollo’s AIM-4SL Downloadable Reader Interface provides mission-critical performance for the most sensitive Access Control Systems throughout the world. With full hardware control for 4 doors, the AIM-4SL not only supports advanced features such as Precision Access and 38 Access Levels per card, but can maintain normal functions in off-line mode thanks to its up to 20,000 cardholder/7,000 event local database. That means you can be assured access to your site won’t be compromised even in the most extreme circumstances and your records will be safely stored in memory until communication is restored to the system controller.


    On-Board Memory for up to 20,000 Cardholders/7,000 Events with battery-less backup.

    Supports 4 readers / keypads

    8 Facility Codes/Card Formats

    38 Access Levels per card

    Supervised inputs

    4 Auxiliary Inputs/4 Auxiliary outputs

    Available digital supervised relay outputs for increased security

    RS-232 or RS-485 communications

    3-color LED Support

    Surface Mount technology (SMT)

    Flash memory


    Power Requirements: +12 to +24Vdc @ 250mA

    Dimensions: 7.5 in x 5.5 in (19 x 14 cm)

    Operating Temperature:0 to 50° C

    Storage Temperature:-40 to 85° C

    Relative Humidity:0 to 95%, non-condensing

    Weight: 1 Lb (.45 Kg)

    Memory Backup:Capacitor based circuit, no battery required.

    Reader Input Protocols: Wiegand Data1/Data0, Magnetic Clock/Data, Custom Protocols Available

    Approvals: CE, RoHS