The LOGIFIRE series 41RCS100B detector is a programmable multifunctional heat detector with a built-in isolator. It is able to detect the set fixed threshold or rapid changes in temperature (?rate of rise?) as set out by standard EN 54-5. It can be programmed to operate in compliance with classes A1/R*, A2/S* and B/S. Microprocessor-controlled digital signal analysis. Rapid cleaning of the sensor chamber, thanks to intuitive component uncoupling. Revised design suitable for any type of installation, even the most aesthetically demanding cases. High-visibility light indications. Automatic addressing or with programmer. Programmable operating classes: A1/R, A2/S, B/S. Approved to EN 54-5 and EN 54-17. *Certified classes. Colour: black.