Dev #5: 1587 - 002D -SMA Technologie AG - 
Serial Number: 00015122
pac: 0.00 W
e-today: 2.29 kWh
e-total: 41372.84 kWh
read bad crc 075E, should be 48C1. Message *should* be rejected.

today:
1940-06-22 11:45:36: -71186873187706077184 W
1953-07-03 10:32:16:      0 W
1954-10-01 13:12:00:      0 W
1955-12-30 15:54:00:      0 W
1957-03-29 18:33:44:      0 W
1958-06-27 21:17:08:      0 W
1959-09-25 23:58:14:      0 W
1960-12-24 02:37:20:      0 W
1962-03-24 05:17:50:      0 W
1963-06-22 07:57:08:      0 W
1964-09-19 10:38:02:      0 W
1965-12-18 13:16:56:      0 W
1967-03-18 15:57:24:      0 W
1968-06-15 18:37:26:      0 W
1969-09-13 21:20:03:      0 W
1970-12-13 00:01:30:      0 W
1972-03-12 02:42:38:      0 W
1973-06-10 05:24:06:      0 W
1974-09-08 08:04:16:     -0 W
1975-12-07 10:44:23:      0 W
1977-03-06 13:24:18:     -2 W
1978-06-04 16:04:27:     -2 W
1979-09-02 18:44:20:     -0 W
1980-11-30 21:24:14:      2 W
1982-03-01 00:04:19:     -0 W
1983-05-30 02:44:13:      0 W
1984-08-27 05:24:01:      2 W
1985-11-25 08:04:07:      0 W
1987-02-23 10:44:05:     -0 W
1988-05-23 13:22:44:      0 W
1989-08-21 16:03:13:     -0 W
1990-11-19 18:43:36:      0 W
1992-02-17 21:23:58:      0 W
1993-05-18 00:03:33:      0 W
1994-08-16 04:43:45:     -0 W
2019-12-15 11:10:00:    293 W
2019-12-15 11:20:00:    211 W
2019-12-15 11:30:00:    216 W
2019-12-15 11:40:00:    420 W
2019-12-15 11:50:00:    164 W
2019-12-15 12:00:00:    149 W
2019-12-15 12:10:00:    218 W
2019-12-15 12:20:00:    144 W
2019-12-15 12:30:00:    108 W
2019-12-15 12:40:00:     70 W
2019-12-15 12:50:00:     19 W
2019-12-15 13:00:00:      1 W
2019-12-15 13:10:00:      0 W
2019-12-15 13:20:00:      0 W

last month:
2019-11-14:    4.860 kWh
2019-11-15:    1.960 kWh
2019-11-16:    3.220 kWh
2019-11-17:    3.660 kWh
2019-11-18:    2.980 kWh
2019-11-19:    1.980 kWh
2019-11-20:    3.350 kWh
2019-11-21:    0.600 kWh
2019-11-22:    1.470 kWh
2019-11-23:    0.800 kWh
2019-11-24:    1.160 kWh
2019-11-25:    1.150 kWh
2019-11-26:    1.200 kWh
2019-11-27:    1.650 kWh
2019-11-28:    1.060 kWh
2019-11-29:    3.220 kWh
2019-11-30:    2.720 kWh
2019-12-01:    2.170 kWh
2019-12-02:    3.050 kWh
2019-12-03:    3.530 kWh
2019-12-04:    2.860 kWh
2019-12-05:    2.570 kWh
2019-12-06:    1.110 kWh
2019-12-07:    1.820 kWh
2019-12-08:    2.270 kWh
2019-12-09:    2.540 kWh
2019-12-10:    0.500 kWh
2019-12-11:    1.910 kWh
2019-12-12:    0.860 kWh
2019-12-13:    1.990 kWh
2019-12-14:    1.910 kWh