Bosch D7042 Eight Input Remote ModuleThe Bosch D7042 is an Eight Input Remote Module that provides a means of addressing up to eight input loops of conventional contacts to the multiplex bus of the control panel. It is suitable for use with the FPD 7024 Fire Alarm Control Panel (FACP) with ROM version 2. 0 or greater using a D7039 Multiplex Expansion Module. Up to 30 D7042 modules can be supported per FACP. One D7039 Multiplex Expansion Module is required in the system to use the D7042