EST Edwards SIGA-HRS Fire Alarm Heat Detector Head — The SIGA-HRS is a high-performance, intelligent heat sensor designed for rapid, reliable detection of rapid temperature rises in critical life-safety environments. Engineered for seamless integration with Signature Series control panels, it provides precise environmental monitoring for diverse commercial applications. - Rate-of-Rise Activation: 15 degrees Fahrenheit per minute - Fixed Temperature Threshold: 135 degrees Fahrenheit - Operating Voltage Range: 15.2 to 19.95 VDC - Communication Protocol: Signature Series Digital Protocol - Environmental Operating Range: 32 to 100 degrees Fahrenheit

Unlike conventional thermal sensors that rely on fixed-point triggers alone, the SIGA-HRS utilizes advanced microprocessor-based logic for superior accuracy and reduced nuisance alarms. This intelligent design represents a significant upgrade over legacy analog sensors, offering enhanced diagnostic capabilities and faster response times in developing fire scenarios.

Advanced Detection and System Performance

The SIGA-HRS optimizes fire protection through sophisticated digital signal processing and onboard intelligence. Each unit performs continuous self-diagnostics to ensure maximum reliability and longevity within your existing life-safety infrastructure.

• Digital Signature Protocol minimizes signal noise and interference, ensuring clear, uninterrupted communication with the control panel.
• Dual-Mode Sensitivity allows the device to react to both sudden thermal spikes and absolute temperature limits, providing comprehensive detection coverage.
• Automatic Compensation adjusts internal parameters to account for environmental fluctuations, maintaining operational integrity in varied conditions.
• Simplified Maintenance via the addressable plug-in design enables rapid installation and field testing for licensed system technicians.