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Door Interface

Scalable Control, Uninterrupted Access.

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Door Interface
Features Configuration Specification
WHERE TO BUY share
Door Interface is a powerful 2-door, 4-reader interface designed for reliable access control—even offline. It connects easily to CoreStation Series, enabling streamlined RS-485 communication and scalable door control with minimal wiring.

Key Features

2 doors, 4 readers
Controls
2 doors, 4 readers
Offline-capable
Offline-capable
operation
Scalable up to 34 doors
Scalable up to 34 doors
with RS-485 and Wiegand
Fully compatible with CoreStation
Fully compatible
with CoreStation Series
DI-24 used in various access control environments

Reliable Door Expansion. Built for Scale

DI-24 is a smart 2-door, 4-reader interface module that simplifies access control for large sites. It integrates seamlessly with CoreStation and scales easily to control more than 30 doors with minimal wiring.

Access that never stops

Even without a live network connection, DI-24 continues to enforce access permissions and monitor activity—ensuring security doesn’t pause when infrastructure does.​

Offline operation of DI-24

Configuration

DI-24 Configuration

Specification

Scroll left/right

Scroll left/right

Model Name

Capacity

  • Max. Text Log

General

  • CPU

  • Memory

  • Crypto Chip

  • LED

  • Operating Temperature

  • Storage Temperature

  • Operating Humidity

  • Storage Humidity

  • Operational Ambient Conditions

  • Weight

  • Dimension (WxHxD, mm)

  • Certifications

Interface

  • RS-485

  • RS-485 Communication Protocol

  • Wiegand

  • Input

  • Relay

  • Supervised Input

  • Output

  • AUX Input

Electrical

  • Power

DI-24

400

1.2 GHz Single Core

4 GB Flash + 256 MB RAM

Supported

POWER - RED single-color
STATUS - Multi-color

0 °C ~ 50 °C

-40 °C ~ 70 °C

0 % ~ 80 %, non-condensing

0 % ~ 95 %, non-condensing

0 °C ~ 49 °C

279 g

100 x 190 x 33.9 (mm)

CE, UKCA, KC, FCC, RCM, IC, RoHS, REACH, WEEE, EAC

3 ch

OSDP V2 compliant

2 ch

6 ch1)

4 relays

6 ch1)

6 ch

3 ch (AC POWER FAIL, Tamper, Fire)

Voltage: 12 Vdc, Current: Max. 2.8 A
Voltage: 24 Vdc, Current: Max. 1.4 A

1)Input or Supervised Input selectable.

※ DI-24 requires BioStar 2 version 2.9.9 or higher for full compatibility.​