Addressable systems work on a 2 wire loop system, each of the devices has an address. The control panel monitors these devices and analyses the data they send in to establish the status of the device. The panel then can report devices as being normal, fault, pre-alarm and fire.
The 2010-2-PIB-8I8O Peripherals Interface Board is an accessory of the ZP2 intelligent addressable life safety control systems. In total there are 4 variants of this board. The 2010-2-PIB is the most extended variant of the range and provides ways to interface other electronic equipment on-site.