Tyco 516.052.041 MD611Ex Conventional Intrinsically Safe Fixed Heat Detector

The Tyco MD611Ex (516.052.041) is a conventional intrinsically safe fixed heat detector designed for hazardous environments where smoke detectors may not be suitable. It provides reliable heat detection in areas affected by dust, smoke, steam, or other conditions that could interfere with conventional smoke detection.

Using two networked thermistors in a bridge configuration, the MD611Ex responds quickly to changes in temperature, ensuring dependable fire detection in challenging applications. Typical installations include kitchens, canteens, locker rooms, garages, loading bays, and industrial areas.

Certified for use in hazardous locations, the MD611Ex delivers a practical fire detection solution where environmental conditions make heat detection the preferred option.

Key Features

• Intrinsically safe fixed heat detector
• Designed for hazardous and potentially explosive environments
• Fast and reliable heat detection using dual thermistor technology
• Ideal for areas where smoke detectors are unsuitable
• Low-profile and discreet design
• Quick and easy installation
• Integral and remote alarm LED options
• Optional locking kit available
• Suitable for systems designed to BS5839 Part 1
• ATEX Certified: Ex II 1GD
• Cenelec Certified: Ex ia IIC T5 / Ex iaD 20 T100°C
• Complies with EN54-5 Heat Detector standards