Ajax

Ajax EN54 Fire Detection Rex Black

Order Code: 29475
Ajax

Ajax EN54 Fire Detection Rex Black

Order Code: 29475
Stock Level: Good
Price: 420.00
  • EN54 Fire ReX Jeweller expands the range of a wireless network and delivers a stable connection for EN54 Line devices across a large or complex facility. The range extender connects to the control and indicating equipment (CIE) wirelessly or via Ethernet, delivering reliable communication through steel and concrete. Up to 5 range extenders can operate within one Ajax system, and each supports any combination of devices for fire safety, automation, and intrusion protection. Mix devices within the CIE's limit to leverage the benefits of the integrated system, including visual verification of alarms.

Connection possibilities

  • Number of EN54 Fire ReX Jeweller connected to the CIE L up to 5
  • Number of devices connected to EN54 Fire ReX Jeweller : up to 199

Wireless communication

  •  Jeweller communication technology : Proprietary wireless communication technology to transmit commands, alarms, and events.

Key features:

  • Two-way communication.
  • Advanced sabotage protection.
  • Block encryption featuring a dynamic key.
  • Instant notifications.
  • Remote control and configuration in Ajax apps.

Frequency bands : 866.0 – 866.5 MHz / 868.0 – 868.6 MHz / 868.7 – 869.2 MHz / 905.0 – 926.5 MHz / 915.85 – 926.5 MHz / 921.0 – 922.0 MHz

  • Maximum effective radiated power (ERP) : up to 20 mW / Automatic power control to reduce power consumption and radio interference.
  • Radio signal modulation : GFSK
  • Radio communication range : up to 1,800 m / Between the CIE and connected devices (in an open space). Maximum range depends on the connected device.
  • Encrypted communication : All stored and transmitted data are protected by block encryption featuring a dynamic key.
  • Frequency hopping : To prevent radio interference and jamming.

 Wings communication technology : Proprietary wireless communication technology to transmit photo verifications and update firmware.

Key features:

  • Two-way communication.
  • Advanced sabotage protection.
  • Block encryption featuring a dynamic key.
  • Data packet reload in case of transmission errors.
  • Photo delivery check.

Frequency bands : 866.0 – 866.5 MHz / 868.0 – 868.6 MHz / 868.7 – 869.2 MHz / 905.0 – 926.5 MHz / 915.85 – 926.5 MHz / 921.0 – 922.0 MHz

  • Radio communication range : up to 1,800 m / Between the CIE and a radio signal range extender, or between a range extender and connected devices (in an open space). Maximum range depends on the connected device.
  • Encrypted communication : All stored and transmitted data is protected by block encryption featuring a dynamic key.
  • Frequency hopping : To prevent radio interference and jamming.

Communication channels

  • Ethernet : 1 8P8C socket / Up to 100 Mbps.

Delivery time

  • Alarm delivery time to the CIE : 0.3 s
  • Photo delivery time to the CIE : 18 s
  • Via EN54 Fire ReX Jeweller using the Wings channel. Delivery time depends on the settings. : 10 s
  • Via EN54 Fire ReX Jeweller using the Ethernet channel. Delivery time depends on the settings.

Additional features

  • LED indication : green
  • For power supply status. : yellow
  • Special tool (key) : The special tool is used to remove the front panel from the range extender.

Installation recommendations : The device is designed for indoor use only. / The device operating voltage is 110–240 V~.

Sabotage protection

  • Tamper buttons : 2 / Notifications about the fault on attempts to detach the device from the surface or remove the mounting panel.
  • Protection against spoofing : device authentication
  • Connection loss detection : after 36 s / Detection time depends on Jeweller settings.

Power supply

  • External : 100–240 V, 50/60 Hz / Up to 0.48 A of mains power consumption.
  • Internal : 7.4 V⎓, 5 Ah/10 Ah / On a rechargeable Li-ion battery (not included in the complete set): EN54 Internal Battery (24h) or EN54 Internal Battery (72h).
  • Quiescent device’s current consumption at nominal voltage : 80 mA
  • Maximum device’s current consumption at nominal voltage : 105 mA
  • Low battery voltage : 6 V⎓
  • Low battery recovery voltage : 6.2 V⎓
  • End-of-life battery voltage : 6 V⎓ / Device is switched off.
  • Minimum energy level for a backup battery in the charged state : 8 V⎓

Autonomous operation

  • On internal battery : up to 50 hours : When Ethernet is enabled. On EN54 Internal Battery (24h) not included in the complete set. / up to 100 hours : When Ethernet is enabled. On EN54 Internal Battery (72h) not included in the complete set.

Enclosure

  • Dimensions : 210 × 210 × 51 mm
  • Weight : 890 g
  • Operating temperature range : from −10 °C to +40 °C
  • Operating humidity : up to 75% non-condensing
  • Protection class : IP20
  • Flammability rating : UL 94 V-0

Enclosure

  • Colors : Black
  • Complete set / EN54 Fire ReX Jeweller / SmartBracket mounting panel / Installation kit / Ethernet cable / Special tool (key)  / Quick start guide
  • Revision : 3
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