MBUS3 support S1, S2, T1, T2, C1 modes. MBUS4 supports N1 and N2. The mode is set by configuration register 0x03 (MBUS_MODE). Also note that the module can be configured for receiving T and C mode in parallel, that is, the module will detect the mode and decode the message accordingly.
Last Update: August 8, 2017
December 13, 2016 3440 Wireless M-Bus Q&A