ATJ-EA HOCHIKI

Product Overview

The Hochiki ATJ-EA Fixed Temperature / Rate of Rise Sensor delivers precise temperature monitoring to the fire alarm control panel. It is ideal for environments where smoke detection is not suitable, such as areas with dust or cooking fumes. Using Hochiki’s Digital Communication Protocol (DCP), the ATJ-EA ensures fast, reliable response and accurate heat detection for enhanced fire protection.

Key Features

• Fixed temperature and rate-of-rise heat detection
• Low-profile design (2.00" high including base)
• Reliable device addressing method
• Noise-immune Digital Communication Protocol (DCP)
• Rate-of-rise threshold: 15°F (8.33°C) per minute (panel determined)
• Adjustable fixed temperature: 135°F (57.2°C) to 194°F (90°C) (panel determined)
• UL maximum spacing up to 70 ft.