AR-101



General Description
Models
AR-101-H: Standalone controller with door contact input, alarm functions
AR-101-U: Reader/controller with RS-485 / Wiegand switchable interface
Specifications
Electrical
Input Voltage: 9–24 V DC
Power Consumption: < 1 W (AR-101-U); < 3 W (AR-101-H)
Frequency: 125 kHz (EM) / 13.56 MHz (Mifare)
Reading Distance: 1–3 cm
Mechanical
Dimensions: 37 × 37 × 31 mm
Weight: ~40 g
Housing: ABS, IP55 (dust/water resistant)
Mounting: Flush-mount, panel installation
Environmental
Operating Temperature: -20 °C to +60 °C
Storage Temperature: -30 °C to +70 °C
Humidity: 5%–95% RH, non-condensing
Key Features
Dual-frequency RFID: Reads 125 kHz EM and 13.56 MHz Mifare cards
User Capacity: 1,024 users; 1,200 event logs (AR-101-H)
DIP Switch Selectable: RS-485 or Wiegand (26/34 bits) output
Dual-color LED & Buzzer: Green for valid access, red for invalid/alert
Master Card Function: Quick enrollment/deletion without keyboard
Alarm Input (AR-101-H): Door open too long / forced entry alarm
Relay Outputs: Door lock, alarm, security trigger signals
Watchdog: Prevents system hanging
Interface & Wiring
AR-101-U Terminals
Vin: 9–24 V DC
GND: Ground
WG-D0: Wiegand Data 0
WG-D1: Wiegand Data 1
RS485-A: RS-485 A
RS485-B: RS-485 B
Lock Relay: NO/COM/NC
Alarm Relay: NO/COM/NC
AR-101-H Additional
Door Contact Input (NC/NO)
Egress Button Input
Installation
Mount the unit into a standard 37×37 mm cutout
Secure with mounting screws
Connect power (9–24 V DC) and ground
Wire Wiegand/RS-485 to controller or host
Connect lock, alarm, and door contact (if applicable)
Set DIP switches for interface mode (RS-485 / Wiegand)
Enroll master card, then user cards
Operation
Standby: Green LED slow flash
Valid Card: Green LED on, buzzer beep once, lock relay activate
Invalid Card: Red LED flash, buzzer beep twice
Door Open Too Long: Red LED flash, buzzer continuous beep
Forced Entry: Red LED on, buzzer continuous beep, alarm relay activate
Compliance
CE, RoHS, FCC certified
Compliant with EN 60839-11, EN 50131-1
Package Contents
AR-101-H/U main unit
Wiring harness
Mounting screws
User manual
Optional Accessories
Stainless steel mounting panel
Wiegand keyboard (AR-WG-KEYBOARD)
Relay output module (AR-821-RB)
Master cards (2 pcs)