The EXP-R10 and EXP-R30 are designed for Grade 2 installations, as part of PD6662:2010 these expanders can provide radio HUA functionality in Grade 3 installations. These radio expanders work with the latest i-onEX and Menvier intruder detection systems. Provide radio outputs used to trigger remote equipment such as gates and lights. These expanders support Radio Grid Roaming where expanders are combined to create a single, virtual radio grid. Allowing the transmissions of enabled devices to be processed regardless of their location. All intelligent expanders have full diagnostics and fault reporting via the bus.