MultiTransmitter Jeweller
A wireless integration module with 18 wired zones, 3EOL support, 12 V power outputs, and encrypted Jeweller communication for upgrading legacy wired alarms into a modern Ajax system.
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MultiTransmitter Jeweller
A wireless integration module that brings legacy wired alarm systems into the Ajax ecosystem. MultiTransmitter provides 18 wired zones, 12 V power outputs, and full support for NO, NC, EOL, 2EOL, and 3EOL connections. It transforms traditional detectors into smart, app‑controlled devices with encrypted wireless communication and detailed event reporting.
Designed for professional upgrades, MultiTransmitter enables installers to modernize existing infrastructure without replacing wired sensors, extending the life and capability of older systems.
Key Features
- 18 wired zones supporting NO, NC, EOL, 2EOL, and 3EOL
- Up to 400 m cable length per zone
- Automatic EOL resistance detection in PRO apps
- Four 12 V power outputs for connected devices
- Encrypted Jeweller communication up to 2,000 m
- Data-rich notifications with device name, room, and alarm type
- Supports numerous event types: intrusion, fire, gas, panic, leakage, malfunction
- Backup battery support up to 7 Ah
- Dual tamper protection (lid + removal)
- 0.15 s alarm delivery
- Adjustable polling interval (12–300 s)
- Professional-grade compliance (EN 50131 Grade 2, PD 6662, INCERT, UL, NFA2P)
System Integration
MultiTransmitter seamlessly integrates wired detectors into the Ajax ecosystem, enabling:
- Full app-based control of legacy sensors
- Automation scenarios triggered by wired devices
- Room-based event reporting for precise alarm identification
- Remote configuration via Ajax PRO apps
- Compatibility with ReX range extenders for large facilities
- Unified monitoring alongside wireless Ajax devices
Installers can connect IR beams, gas sensors, thermostats, float switches, keypads, and more — all managed through the Ajax app with modern reliability and visibility.
Reliability & Supervision
MultiTransmitter is engineered for high‑security environments:
- Encrypted two-way communication with frequency hopping
- Instant detection of cable tampering, short circuits, or disconnections
- Dual tampers for enclosure opening and removal
- Backup battery operation for up to 4 days
- Automatic power adjustment for stable radio performance
- Real-time device polling for continuous supervision
- Event logging for all wired inputs
These features ensure dependable operation in residential, commercial, and industrial installations.
Compliance
- EN 50131 Grade 2
- PD 6662:2017
- INCERT
- NFA2P
- UL985, UL1023, UL2610
- ULC S545, ULC S304
Specifications
| Communication | Jeweller two-way encrypted communication, frequency hopping, up to 2,000 m range (open space) |
| Radio 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 (region dependent) |
| Zones | 18 wired zones, supports NO, NC, EOL, 2EOL, 3EOL (firmware 2.13+) |
| EOL Resistance | 1 kΩ to 15 kΩ per resistor, up to 30 kΩ total; automatic detection in PRO app |
| Alarm Types | Pulse, bistable |
| Cable Length | Up to 400 m (0.22 mm² conductor) |
| Power Outputs | 4 × 10.5–15 V DC outputs (1 for fire detectors, 3 for other devices), up to 1 A total |
| Backup Battery Support | 12 V battery up to 7 Ah (not included), 30 h charge cycle |
| Tamper Protection | Two tampers (lid open, removal from surface), spoofing protection, wired device interruption detection |
| Polling Interval | 12–300 seconds (configurable) |
| Installation | Wall-mounted enclosure with space for backup battery |
| Operating Temperature | -10°C to +40°C |
| Operating Humidity | Up to 75% |
| Protection Class | IP50 |
| Dimensions | 196 × 238 × 100 mm |
| Weight | 805 g |
| Complete Set | MultiTransmitter, power cable, screw terminal block, adapter (INCERT), battery cable, casing, installation kit, quick start guide |
| Compliance | EN 50131 Grade 2, PD 6662:2017, INCERT, NFA2P, UL985, UL1023, UL2610, ULC S545, ULC S304 |
| Warranty | 24 months |