Portfolio Istameter-with M-Bus/W.M-Bus communication Sensonic 2-Available with M-Bus and W.M-Bus communication CF-Echo II-Heat/Cold with M-Bus communication CF-UltraMaXX V-Available with M-Bus communication JOYH100 – Heat Cost Allocation with W. M-Bus communication Arrow-Pulse Input to W.M-Bus interface 1 … 10 11 12 13 14 … 35