List of supported meters Firmware ver. 0.14.33 - 17 September 2018 r.
OneMeter has been tested with meters from most of the leading manufacturers, including Apator / PAFAL, Elgama, Elster and Landis + Gyr. OneMeter's communication is compatible with meters equipped with an optical port that supports the IEC 62056-21 or IEC 1107 protocol. For some meter types further testing is required.