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Reliable SIEMENS QRA75.A27 Flame Detector for Industrial Sites
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SIEMENS Flame Detector QRA75.A27 for Fire Safety Monitoring
High-reliability UV/IR flame detection for critical fire safety in industrial environments, compliant with global standards.
| Brand | Siemens |
| Model | QRA75.A27 |
| Voltage | 24V DC |
| Country of Origin | Germany |
| Weight | 0.35 kg |
| Dimensions | 120 mm x 80 mm x 60 mm |
| Warranty | 2 years |
| Certifications | EN 54-10, UL 521, FM 3230, VdS, CE |
| SKU / MPN | QRA75.A27 |
| What’s in the box | 1x Flame Detector QRA75.A27, 1x Mounting Bracket, 1x User Manual |
| Detection Spectrum | UV/IR Dual-Spectral |
| Response Time | < 5 seconds |
| Operating Temperature Range | -40°C to +85°C |
| Protection Rating | IP66 |
| Detection Range | Up to 50 meters (for 0.1 m heptane fire) |
| Output Signal | 4-20 mA, Relay, RS-485 Modbus |
Key benefits: Fast response, false alarm immunity, robust design for harsh conditions, easy integration with fire alarm systems.
Typical applications: Oil & gas refineries, chemical plants, power generation facilities, paint shops, aircraft hangars.
Order number: SIEMENS Flame Detector QRA75.A27 for Fire Safety Monitoring
Lifecycle: 10 years typical operational life with regular maintenance
1 review for Reliable SIEMENS QRA75.A27 Flame Detector for Industrial Sites
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David L. –
Excellent built quality. Integrated easily into our existing control system.