Dev #5: 1587 - 002D -SMA Technologie AG - 
Serial Number: 00015122
pac: 0.00 W
e-today: 7.80 kWh
e-total: 36767.63 kWh
read bad crc 9AE4, should be 6A7C. Message *should* be rejected.

today:
1970-01-01 02:33:04:      0 W
1957-11-03 05:22:40:      0 W
1959-02-01 08:04:48:      0 W
1960-05-01 10:46:08:      0 W
1961-07-30 13:26:16:      0 W
1962-10-28 16:06:40:      0 W
1964-01-26 18:48:04:      0 W
1965-04-25 21:27:52:      0 W
1966-07-25 00:08:36:      0 W
1967-10-23 02:49:44:      0 W
1969-01-20 05:30:40:      0 W
1970-04-20 08:10:50:      0 W
1971-07-19 10:51:36:      0 W
1972-10-16 13:32:55:      0 W
1974-01-14 16:12:51:      0 W
1975-04-14 18:52:45:      0 W
1976-07-12 21:32:56:      0 W
1977-10-11 00:13:57:      0 W
1979-01-09 02:54:30:      0 W
1980-04-08 05:34:34:     -0 W
1981-07-07 08:14:53:      0 W
1982-10-05 10:55:00:     -0 W
1984-01-03 13:34:48:      0 W
1985-04-02 16:16:31:     -0 W
1986-07-01 18:57:02:     -0 W
1987-09-29 21:36:36:     -2 W
1988-12-28 00:15:44:     -2 W
1990-03-28 02:56:25:     -0 W
1991-06-26 05:37:27:      0 W
1992-09-23 08:17:18:      0 W
1993-12-22 10:57:32:      2 W
1995-03-22 13:37:21:     -0 W
1996-06-19 16:16:59:     -0 W
1997-09-17 18:56:44:     -2 W
1998-12-16 21:37:27:     -2 W
2000-03-16 00:17:04:      0 W
2001-06-14 02:56:47:      2 W
2002-09-12 05:36:59:     -2 W
2003-12-11 08:17:27:     -0 W
2005-03-10 10:58:12:     -0 W
2006-06-08 13:38:18:      0 W
2007-09-06 16:18:15:      2 W
2008-12-04 18:58:23:     -0 W
2010-03-04 21:38:46:      0 W
2011-06-03 00:18:03: -36893488147419103232 W
2012-08-31 02:57:15:      0 W
2013-11-29 05:37:12:      0 W
2015-02-27 08:18:15:      2 W
2016-05-27 10:57:53:     -2 W
2017-08-25 13:38:43:     -0 W
2018-11-23 16:18:49:      2 W
2020-02-21 18:59:15:      0 W
2021-05-21 21:39:50:      2 W
2022-08-20 00:19:37:      0 W
2023-11-18 03:00:16:     -2 W
2025-02-15 05:39:51: -36893488147419103232 W
2026-05-16 08:19:12:      2 W
2027-08-14 10:59:14: -36893488147419103232 W
2028-11-11 13:38:53:     -0 W
2030-02-09 16:18:34: 36893488147419103232 W
2031-05-10 18:58:46:     -0 W
2032-08-07 21:38:43: -36893488147419103232 W
2033-11-06 00:18:11: -36893488147419103232 W
2035-02-04 02:57:31:      0 W
2036-05-04 05:36:52:      0 W
2037-08-02 08:17:01:      0 W
1902-09-25 04:29:18:     -2 W
1903-12-24 07:09:44:      2 W
1905-03-23 09:49:24:      2 W
1906-06-21 12:29:08:      0 W
1907-09-19 15:08:39:      2 W
1908-12-17 17:47:34:     -0 W
1910-03-17 20:26:29:     -0 W
1911-06-15 23:05:04:     -0 W
1912-09-13 01:44:15:      0 W
1913-12-12 04:23:02:      0 W
1915-03-12 07:02:34:      0 W
1916-06-09 09:41:04:      0 W
2021-02-08 18:22:48:      0 W
2018-08-22 15:40:00:     32 W
2018-08-22 15:50:00:     34 W
2018-08-22 16:00:00:     17 W
2018-08-22 16:10:00:      8 W
2018-08-22 16:20:00:      0 W
2018-08-22 16:30:00:      0 W
2018-08-22 16:40:00:      0 W
2018-08-22 16:50:00:      0 W

last month:
2018-07-22:   17.030 kWh
2018-07-23:   23.950 kWh
2018-07-24:   22.790 kWh
2018-07-25:   22.950 kWh
2018-07-26:   21.450 kWh
2018-07-27:   18.350 kWh
2018-07-28:   23.720 kWh
2018-07-29:    8.970 kWh
2018-07-30:   14.420 kWh
2018-07-31:   23.110 kWh
2018-08-01:   26.140 kWh
2018-08-02:   26.000 kWh
2018-08-03:   23.950 kWh
2018-08-04:   25.330 kWh
2018-08-05:   26.040 kWh
2018-08-06:   22.290 kWh
2018-08-07:   18.170 kWh
2018-08-08:   22.610 kWh
2018-08-09:    4.640 kWh
2018-08-10:   16.260 kWh
2018-08-11:   18.390 kWh
2018-08-12:    9.290 kWh
2018-08-13:   11.660 kWh
2018-08-14:   15.180 kWh
2018-08-15:   13.140 kWh
2018-08-16:    7.300 kWh
2018-08-17:   18.080 kWh
2018-08-18:    8.620 kWh
2018-08-19:   13.270 kWh
2018-08-20:   14.790 kWh
2018-08-21:   17.040 kWh