Dev #4: 1587 - 002D -SMA Technologie AG - 
Serial Number: 00015122
pac: 0.00 W
e-today: 13.36 kWh
e-total: 48337.86 kWh
read bad crc AFA0, should be 1D45. Message *should* be rejected.

today:
1929-11-03 16:27:12:     -0 W
1921-08-15 15:48:48:      0 W
1922-11-13 18:33:36:      0 W
1924-02-11 21:16:00:      0 W
1925-05-11 23:57:40:      0 W
1926-08-10 02:39:04:      0 W
1927-11-08 05:21:12:      0 W
1929-02-05 08:02:12:      0 W
1930-05-06 10:42:45:      0 W
1931-08-04 13:23:07:      0 W
1932-11-01 16:03:44:      0 W
1934-01-30 18:44:15:      0 W
1935-04-30 21:24:42:      0 W
1936-07-29 00:05:08:      0 W
1937-10-27 02:46:34:     -0 W
1939-01-25 05:27:01:     -2 W
1940-04-24 08:07:07:     -2 W
1941-07-23 10:48:05:     -2 W
1942-10-21 13:28:23: 36893488147419103232 W
1944-01-19 16:08:56:     -2 W
1945-04-18 18:48:59: 36893488147419103232 W
1946-07-17 21:29:29:     -0 W
1947-10-16 00:09:19: -36893488147419103232 W
1949-01-13 02:49:31:     -0 W
1950-04-13 05:28:53: 36893488147419103232 W
1951-07-12 08:08:27:      0 W
1952-10-09 10:48:33:     -2 W
1954-01-07 13:28:29:     -2 W
1955-04-07 16:08:43:      0 W
1956-07-05 18:48:56:     -2 W
1957-10-03 21:29:01: -36893488147419103232 W
1959-01-02 00:08:52: -36893488147419103232 W
1960-04-01 02:48:59:      0 W
1961-06-30 05:28:52: -36893488147419103232 W
1962-09-28 08:09:04:      0 W
1963-12-27 10:49:23: 36893488147419103232 W
1965-03-26 13:29:43: 36893488147419103232 W
1966-06-24 16:09:27: 36893488147419103232 W
1967-09-22 18:50:24: 36893488147419103232 W
1968-12-20 21:28:32: -8589934592 W
1970-03-21 00:08:02:      2 W
1971-06-19 02:48:02:      2 W
1972-09-16 05:28:29: -36893488147419103232 W
1973-12-15 08:10:10:     -0 W
1975-03-15 10:50:16: -36893488147419103232 W
1976-06-12 13:30:30:      0 W
1977-09-10 16:10:05: -8589934592 W
1978-12-09 18:49:18: -36893488147419103232 W
1997-04-25 01:12:40: 36893488147419103232 W
2021-09-06 11:20:00:    997 W
2021-09-06 11:30:00:   1273 W
2021-09-06 11:40:00:    957 W
2021-09-06 11:50:00:    905 W
2021-09-06 12:00:00:    795 W
2021-09-06 12:10:00:   1111 W
2021-09-06 12:20:00:   1418 W
2021-09-06 12:30:00:   1937 W
2021-09-06 12:40:00:   1623 W
2021-09-06 12:50:00:   1365 W
2021-09-06 13:00:00:   1702 W
2021-09-06 13:10:00:   1549 W
2021-09-06 13:20:00:   1316 W
2021-09-06 13:30:00:   1312 W
2021-09-06 13:40:00:   1226 W
2021-09-06 13:50:00:   1143 W
2021-09-06 14:00:00:   1037 W
2021-09-06 14:10:00:    998 W
2021-09-06 14:20:00:    930 W
2021-09-06 14:30:00:    866 W
2021-09-06 14:40:00:    736 W
2021-09-06 14:50:00:    474 W
2021-09-06 15:00:00:    360 W
2021-09-06 15:10:00:    347 W
2021-09-06 15:20:00:    202 W
2021-09-06 15:30:00:    122 W
2021-09-06 15:40:00:     88 W
2021-09-06 15:50:00:     62 W
2021-09-06 16:00:00:     32 W
2021-09-06 16:10:00:      4 W
2021-09-06 16:20:00:      0 W
2021-09-06 16:30:00:      0 W

last month:
2021-08-06:   14.450 kWh
2021-08-07:   13.170 kWh
2021-08-08:   11.770 kWh
2021-08-09:   15.330 kWh
2021-08-10:   22.080 kWh
2021-08-11:   21.630 kWh
2021-08-12:   10.590 kWh
2021-08-13:   11.760 kWh
2021-08-14:   18.220 kWh
2021-08-15:   14.690 kWh
2021-08-16:   10.470 kWh
2021-08-17:    3.620 kWh
2021-08-18:   10.900 kWh
2021-08-19:   14.430 kWh
2021-08-20:    7.560 kWh
2021-08-21:    6.220 kWh
2021-08-22:   12.580 kWh
2021-08-23:    9.420 kWh
2021-08-24:   15.600 kWh
2021-08-25:   18.510 kWh
2021-08-26:    9.220 kWh
2021-08-27:   10.950 kWh
2021-08-28:   10.780 kWh
2021-08-29:   11.960 kWh
2021-08-30:    4.940 kWh
2021-08-31:    7.760 kWh
2021-09-01:    8.260 kWh
2021-09-02:    9.470 kWh
2021-09-03:   11.510 kWh
2021-09-04:    6.270 kWh
2021-09-05:   15.330 kWh