Radio Transmission System, Tree Topology, Teilnehmer mit RS485-Schnittstelle, Operating voltage 3.6…5.5 VDC, Max. range 3200000 mm, External antenna (RG58 RP-SMA connection), Integrated signal strength indicator, Configuration via DIP switch, Modbus RTU (RS485), Self-organizing tree structure, Repeater for extension of network, Deterministic data transfer, Frequency hopping FHSS, Time Division Multiplex Access TDMA, Transmission power: 63 mW, 18 dBm conducted, ≤ 20 dBm EIRP, Inputs: 4 x NPN, 4 x 0…20 mA, Outputs: 2 x NMOS