Dev #8: 1587 - 002D -SMA Technologie AG - 
Serial Number: 00015122
pac: 0.00 W
e-today: 14.94 kWh
e-total: 15712.32 kWh
read bad crc 1649, should be 1407. Message *should* be rejected.
read bad crc 9C4F, should be 9FEE. Message *should* be rejected.

today:
1969-12-31 22:00:00:      0 W
2004-06-04 02:52:16:      0 W
2004-12-03 03:56:16:      0 W
2005-03-19 08:33:36:      0 W
2005-07-02 00:46:24:      0 W
2005-09-19 16:14:24:      0 W
1974-02-01 21:08:14:      0 W
1975-05-02 23:49:15:      0 W
1976-07-31 02:32:01:      0 W
1977-10-29 05:12:37:      0 W
1979-01-27 07:53:04:      2 W
1980-04-26 10:33:16:     -2 W
1981-07-25 13:13:27: 36893488147419103232 W
1982-10-23 15:53:39:      2 W
1984-01-21 18:33:45:      0 W
1985-04-20 21:13:52:      0 W
1986-07-19 23:54:10:     -0 W
1987-10-18 02:34:25:     -0 W
1989-01-15 05:14:37:     -0 W
1990-04-15 07:54:21:     -2 W
1991-07-14 10:34:28: 36893488147419103232 W
1992-10-11 13:15:14:      0 W
1994-01-09 15:54:04:      2 W
1995-04-09 13:40:48:      0 W
1996-07-07 16:20:48:      0 W
1997-10-05 19:00:48:      0 W
1999-01-03 21:40:48:      0 W
2000-04-03 00:20:48:      0 W
2001-07-02 03:00:48:      0 W
2002-09-30 05:40:48:      0 W
2003-12-29 08:20:48:      0 W
2005-03-28 11:00:48:      0 W
2006-06-26 13:40:48:      0 W
2007-09-24 16:20:48:      0 W
2008-12-22 19:00:48:      0 W
2010-03-22 21:40:48:      0 W
2011-06-21 00:20:48:      0 W
2012-09-18 07:55:58:      0 W
2013-12-17 10:36:41:     -2 W
2015-03-17 13:15:33:      2 W
2016-06-14 15:55:16:     -0 W
2017-09-12 18:36:29:      0 W
2018-12-11 21:15:36:      2 W
2020-03-10 23:54:11:      0 W
2021-06-09 02:35:32:     -2 W
2022-09-07 05:15:01:     -0 W
2023-12-06 07:54:03:     -0 W
2025-03-05 10:35:00:      2 W
2026-06-03 13:14:31:     -2 W
2027-09-01 15:55:40:     -0 W
2028-11-29 18:35:19:      0 W
2030-02-27 21:12:41:      0 W
2031-05-28 23:53:21:     -2 W
2032-08-26 02:33:56:      0 W
2033-11-24 05:13:37:     -2 W
2035-02-22 07:54:50:     -2 W
2036-05-22 10:35:15: -36893488147419103232 W
2037-08-20 13:14:20:      0 W
1902-10-13 09:25:38:      0 W
1904-01-11 12:05:32: -36893488147419103232 W
1905-04-10 14:43:52: -36893488147419103232 W
1906-07-09 17:24:11:     -2 W
1907-10-07 20:04:02:     -0 W
1909-01-04 22:44:27:     -2 W
1910-04-05 01:24:12:      0 W
1911-07-04 04:03:46:      2 W
1912-10-01 06:44:08:      2 W
1913-12-30 09:23:05:     -2 W
1915-03-30 12:06:11:      2 W
1916-06-27 14:46:07:     -2 W
1917-09-25 17:25:42:     -0 W
1918-12-24 20:06:06:      2 W
1920-03-23 22:44:16:      2 W
1921-06-22 01:24:20:     -0 W
1922-09-20 04:03:54:      2 W
1923-12-19 06:43:53:     -2 W
1925-03-18 09:24:00:      0 W
1926-06-16 12:05:00:      0 W
1927-09-14 14:42:58:      0 W
1928-12-12 17:23:09:     -0 W
1930-03-12 20:01:32:      0 W
2021-02-08 20:13:12:      0 W
2013-04-29 16:20:00:    617 W
2013-04-29 16:30:00:    332 W
2013-04-29 16:40:00:    359 W
2013-04-29 16:50:00:    257 W
2013-04-29 17:00:00:    121 W
2013-04-29 17:10:00:     18 W
2013-04-29 17:20:00:      0 W
2013-04-29 17:30:00:      0 W

last month:
2013-03-29:   11.520 kWh
2013-03-30:    8.390 kWh
2013-03-31:   11.130 kWh
2013-04-01:   10.640 kWh
2013-04-02:   22.510 kWh
2013-04-03:    5.770 kWh
2013-04-04:    3.780 kWh
2013-04-05:    7.380 kWh
2013-04-06:   19.050 kWh
2013-04-07:   19.090 kWh
2013-04-08:   16.210 kWh
2013-04-09:    6.520 kWh
2013-04-10:   13.750 kWh
2013-04-11:    7.010 kWh
2013-04-12:    8.130 kWh
2013-04-13:    7.850 kWh
2013-04-14:   16.210 kWh
2013-04-15:   11.530 kWh
2013-04-16:   15.780 kWh
2013-04-17:   13.880 kWh
2013-04-18:   14.380 kWh
2013-04-19:   12.420 kWh
2013-04-20:   26.630 kWh
2013-04-21:   21.300 kWh
2013-04-22:   13.290 kWh
2013-04-23:   25.610 kWh
2013-04-24:   19.960 kWh
2013-04-25:   24.120 kWh
2013-04-26:   13.950 kWh
2013-04-27:   14.130 kWh
2013-04-28:   17.930 kWh