The 8 Channel Relay Panel Module has 8 voltage-free of charge changeover relay contacts, Each individual of which can be individually programmed. All outputs are configurable in precisely the same way as products linked to the loops and all may be acted upon by trigger and impact logic. ​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​... https://www.firesense.co.uk/type/addressable-fire-system/addressable-accessories/