Ajax Systems

Ajax uartBridge

Module for the integration of Ajax detectors into third-party security and smart home systems

A wireless network of smart and secure Ajax detectors can be added to a third-party security or smart home system through the UART interface.

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  • Jeweller wireless technology allows for expanding the network of detectors up to 2,000 meters away in open space or across several floors of a business center
  • Has a system capacity of up to 85 devices
  • Uses authentication to protect against fraud
  • Jamming detection, frequency-hopping
  • Uses an encrypted connection
  • Detectors are customizable using a radio channel
  • Pings every 12-300 seconds to monitor the system
  • Provides the status of each device: alarms, battery level, current state, etc.
  • Connects through the UART interface
Tech specs
  • Communication interface with central unit:
    UART (speed 57,600 Bd)
  • Use:
    Indoor
  • Radio signal power:
    25 mW
  • Communication protocol:
    Jeweller (868.0−868.6 MHz)
  • Maximum distance between a wireless detector and uartBridge receiver:
    Up to 2,000 m (6,552 ft) (in open area)
  • Maximum number of connected devices:
    85
  • Detection of jamming:
    Yes
  • Software update:
    Yes
  • Detector performance monitoring:
    Yes
  • Power supply voltage:
    DC 5 V (from the UART interface)
  • Operating temperature range:
    From -20°С (-4°F) to +50°С (+140°F)
  • Operating humidity
    Up to 90%
  • Dimensions:
    64х55х13 mm (2.51x2.16x0.51 in) (without antennas); 110х58х13 mm (4.33x2.28x0.51 in) (with antennas)