Access Control Keypad Reader

The Dahua DHI-ASR2101H-D Access Control Reader is a robust device designed for both indoor and outdoor use. It supports card and password unlocking and features RS-485 and Wiegand 34 communication protocols. With IP66 protection, tamper alarm, and watchdog function, it ensures secure and reliable access control operations.

Key Features:

• Supports card and password unlocking

• RS-485 and Wiegand 34 communication (Wiegand 26 configurable)

• Buzzer and light indicator alerts

• Tamper alarm for unauthorized access attempts

• Watchdog function for device monitoring and recovery

• Overcurrent and overvoltage protection on all ports

• IP66 rating for outdoor use

Specifications:

• Dimensions: 127 mm × 46 mm × 20 mm

• Weight: 104 g

• Material: PC + ABS

• Color Options: Black

• Power Requirements: 12 V DC, 0.5 A

• Other Specifications:

  • Card Reading Distance: 0 cm - 6 cm

  • Response Time: 0.1 s

  • Operating Temperature: -30 °C to +70 °C

  • Operating Humidity: ≤ 95% RH

  • Installation: Surface mount