Primarily used for additional Domestic Hot Water circuits, over and above the integrated DHW circuit in the CC 8311 and CC 8313 master controls The module can cascade boilers with integrated burners or boilers with external on/off, high/low or modulating burners or a combination of both Each FM-CM can control up to 4 boilers and can be triggered by outdoor temperature, an external switch or by a Building Management System, via a 0-10v input. Automatic boiler sequencing options include daily switching, operating hours, outside temperature or external switch. A short LAN connection from the FM-CM to the rear of the touch screen provides remote monitoring data for the full cascade. Manufacturer Stock Code:8718598831 EAN Code:8718598831 Sub-Category:Light Commercial Accessories Brand:Bosch Category:Spares and Accessories