The FF387Z-2 is a Two Zone Extender Card that is designed solely for use with the Context Plus Conventional FP range of fire control panels. It is used to expand the FF384/CON 4 zone panel to 6 zone and to expand the FF388/CON 8 zone panel to 14 zone. It includes a 10 way Zone loom for transferring information between the circuit boards and a 4 way Zone loom for transferring the Detector circuits to the terminals in the back of the Control Panel Base.