Fire Protect
Home Automation
Wireless fire detector with heat and smoke sensors
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Principle of operation
Ajax FireProtect is a wireless fire detector that detects smoke and sudden temperature rise to warn about a fire.
Features
Features a built-in siren for loud local alerts and can operate even without smoke by detecting rapid temperature increase.
Installation and set up
Ready to use out of the box. The battery is pre-installed, and the detector is mounted in minutes using the mounting bracket.
| Power supply | |
|---|---|
| External power supply |
7–24 V⎓ The relay does not supply additional power to connected devices. |
| Energy consumption |
up to 1 W In standby mode. |
| Cable cross-section | 0.75–1.5 mm² (22–14 AWG) |
| Maximum resistive load |
up to 5 A at 24 V⎓ up to 13 A at 110–230 V~ |
| Maximum inductive / capacitive load |
up to 3 A at 24 V⎓ up to 8 A at 110–230 V~ |
| Voltage protection |
minimum — 6.5 V⎓ maximum — 36.5 V⎓ Once the supply voltage exceeds the specified levels, the relay turns off automatically. |
| Temperature protection |
over +65 °C at the installation site over +85 °C inside the relay |
| Communication | |
|---|---|
| Jeweller communication technology |
Proprietary wireless communication technology to transmit commands, alarms, and events. Key features:
|
| Frequency band | 865.0–867.0 MHz |
| Maximum ERP | up to 25 mW |
| Radio signal modulation | GFSK |
| Radio communication range |
up to 1,000 m Between the relay and a hub (or a range extender) in an open space. Calculate radio communication range at the facility |
| Encrypted communication | All stored and transmitted data are protected by block encryption featuring a dynamic key. |
| Frequency hopping |
To prevent radio interference and jamming. Learn more |
| Key features | |
|---|---|
| Control | Control via smartphone in Ajax app |
| Automation scenarios |
Learn more |
| Adjustable pulse duration | from 0.5 to 255 s |
| Operation modes |
pulse bistable |
| Contact state |
normally open normally closed |
| Recommendations | |
|---|---|
| Installation |
Suitable for indoor or outdoor use when installed in a hermetically sealed enclosure. It is recommended to mount Relay Jeweller on a DIN rail using DIN Holder (sold separately). Buy DIN Holder |
| Sabotage protection | |
|---|---|
| Protection against spoofing | Device authentication |
| Communication loss detection |
after 36 s Detection time depends on the Jeweller or Jeweller/Fibra settings. Learn more |
| Enclosure | |
|---|---|
| Dimensions | 39 × 33 × 18 mm |
| Weight | 25 g |
| Operating temperature | from −10 °C to +64 °C |
| Operating humidity | up to 75% |
| Protection class | IP20 |
| Colors | Black |
| Complete set | |
|---|---|
| Package contents |
Relay Jeweller Double-sided adhesive tape Quick start guide |
| Additional information | |
|---|---|
| Compliance with standards | Learn more |
| User manual | Learn more |
| Warranty | 24 months Learn more |
