Product details
| Model | TX7240 |
| Module Type | Loop Relay Module |
| Compliance | EN54-18:2005 |
| Input Voltage | Loop Power: 24VDC (16V–28V), External PSU: 20–28VDC |
| Current Consumption | Loop ≤ 5mA, External PSU ≤ 500mA |
| Bus Input Range | Up to 1000 m |
| Bus Output Range | Up to 1000 m (Maximum 3 Cascades) |
| Protocol / Addressing | T&A, Address Range 1–254 |
| Indicator Status | Normal: Single Blink / Fault: Steady-On |
| Material / Colour | Metal / Gray |
| Dimensions (L × W × H) | 155 × 97 × 40 mm |
| Operating Temperature | -10°C to +55°C |
| Humidity | 0 to 95% RH, Non-Condensing |
Description
The TX7240 Loop Relay Module is a reliable expansion component designed to enhance the performance and flexibility of addressable fire alarm systems. Installed directly on the bus loop, it extends communication distance and increases branch capacity while maintaining stable and secure signal transmission. With intelligent isolation and correction of bus signals, the module effectively minimizes electromagnetic interference and protects the system against short-circuit faults. Built to EN54-18 standards, the TX7240 ensures consistent operation, rapid fault recovery, and dependable system expansion, making it ideal for complex installations requiring extended loop coverage and enhanced reliability.
- EN54-18 compliant design ensures dependable performance and system safety.
- Built-in MCU processor provides intelligent signal processing and stable communication.
- Electrical isolation between input and output buses enhances resistance to electromagnetic interference.
- Electrical isolation between input and output buses enhances resistance to electromagnetic interference.
- Corrects and outputs standardized bus waveforms for consistent signal quality.
- LED status indicator allows quick identification of normal and fault conditions.
- Durable, aesthetically pleasing metal enclosure supports long-term use in demanding environments.
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