The Tyco 801PHEx (516.800.530) is an Intrinsically Safe Addressable Optical Smoke And Heat Detector from the Tyco 800Ex/MX series. It combines optical smoke and heat sensing and is designed for hazardous-area fire detection, with connection through the 5BEx universal base.
Features
- Intrinsically safe (Ex) design for hazardous-area fire detection.
- Combines optical smoke and heat detection in one detector.
- Supports optical smoke-only, HPO smoke, heat-only, and combined smoke/heat operating modes.
- Selectable smoke sensitivity: High, Normal or Low, depending on configured mode.
- Heat detection supports A1R rate-of-rise and A2S fixed 60°C modes.
- Digital addressable communication with compatible MX fire controllers.
- Designed for connection to the 5BEx base in hazardous areas.
- Suitable for environments where conventional detectors may present ignition risks.
- Compact design for installation in marine and industrial fire detection systems.
Typical Applications
- Marine fire detection systems
- Hazardous-area fire alarm systems
- Offshore platforms and oil & gas facilities
- Engine rooms and machinery spaces
- Fuel-handling and processing areas
- Chemical and industrial plants
- Shipboard hazardous zones
- MX addressable fire detection systems




