Spectrex 20/20MPI-M – Compact Triple IR (IR3) Flame Detector
Featuring a 0–20 mA stepped output and RS-485 Modbus compatibility, this detector integrates seamlessly into modern fire and safety systems. With rapid response times of just 5 seconds and flexible alarm settings, it delivers dependable protection for environments such as airports, train stations, shopping centers, storage facilities, and public buildings.
The Spectrex 20/20MPI-M delivers advanced fire detection technology in a compact and cost-effective package. Utilizing triple infrared (IR3) sensors, it provides fast, reliable flame detection with superior immunity to false alarms, making it ideal for commercial and indoor applications.
Designed with a lightweight polycarbonate housing, the 20/20MPI-M is easy to install and requires minimal power, while still offering a wide 100° field of view and detection ranges of up to 43 meters (140 ft) for hydrocarbon-based fires. Its built-in test (BIT) capabilities, both manual and automatic, ensure continuous system integrity and operational confidence.
Item Attributes
| Power Consumption | Standby: up to ~16 mA ; Alarm: up to ~36–40 mA |
| Dimensions | Ø 4.7″ × depth 2.9″ (119 mm × 74 mm) |
| Weight | ~300 g (detector) + ~70 g (tilt mount) |
| Operating Temperature | –40 °C to +70 °C (–40 °F to +160 °F) |
| Enclosure Material | Polycarbonate, with IP55 rating for dust and water protection |
| Power Supply | 18–32 VDC |
