Key Features:; Third-party certified to EN54-2/4 by the Loss Prevention Certification Board (LPCB). Compatibility with Apollo's XP95/Discovery protocol. Two independently programmable conventional sounder circuits. Two programmable inputs. A fault output relay and three programmable relay outputs with voltage free changeover contacts. A selection of zone dependency/coincidence functions. A day/night (building occupied/unoccupied) function. An investigation delay period function. Phased evacuation facility. An alarm counter that records how many times the panel has been in alarm state. Powerful short circuit protected loop drivers, capable of supporting up to 40 loop powered 10mA sounders per loop. An integral EN54-4/A2 switch mode power supply. Adjustable contamination levels. Earth fault monitoring. Combined keypad / keyswitch entry to Access Levels 2 and 3. 999 event monitoring. An intuitive Windows based upload-download PC program. Optional flush-mounting bezel and glazed stainless steel enclosure also available. Up to eight XFP main panels (any variant) can be connected onto a two-wire RS485 network. Alternatively, up to eight XFP repeaters can be connected to any non-networked main panel.