Dev #4: 1587 - 002D -SMA Technologie AG - 
Serial Number: 00015122
pac: 0.00 W
e-today: 6.95 kWh
e-total: 67624.11 kWh
read bad crc 0F33, should be 11A4. Message *should* be rejected.

today:
1970-01-01 02:35:44:      0 W
1988-06-10 18:01:04:      0 W
1989-09-08 20:44:16:      0 W
1990-12-07 23:24:48:      0 W
1992-03-06 21:28:00:      0 W
1993-06-05 04:43:44:      0 W
1994-09-03 07:29:28:      0 W
1995-12-02 10:13:52:      0 W
1997-03-01 12:53:46:      0 W
1998-05-30 15:33:04:      0 W
1999-08-28 18:13:58:      0 W
2000-11-25 20:55:00:      0 W
2002-02-23 23:36:57:      0 W
2003-05-25 02:16:27:     -0 W
2004-08-22 04:56:09:      0 W
2005-11-20 07:35:56:     -0 W
2007-02-18 10:17:52:      0 W
2008-05-18 12:56:34:      0 W
2009-08-16 15:37:49:      0 W
2010-11-14 18:18:48:      0 W
2012-02-12 20:58:43:     -0 W
2013-05-12 23:40:22:     -0 W
2014-08-11 02:21:10:      0 W
2015-11-09 05:01:32:     -0 W
2017-02-06 07:40:33:      0 W
2018-05-07 10:20:25:     -0 W
2019-08-05 13:01:21:     -2 W
2020-11-02 15:39:44:      2 W
2022-01-31 18:20:38:      2 W
2023-05-01 21:00:49:     -2 W
2024-07-29 23:39:52: 36893488147419103232 W
2025-10-28 02:19:34:      0 W
2027-01-26 05:02:15:     -2 W
2028-04-25 07:42:22:      2 W
2029-07-24 10:21:48:      0 W
2030-10-22 13:01:37:      0 W
2032-01-20 15:40:37: -36893488147419103232 W
2033-04-19 18:21:11:      0 W
2034-07-18 21:01:47:      0 W
2035-10-16 23:42:04:     -0 W
2037-01-14 02:21:06: 36893488147419103232 W
1902-03-08 22:32:04:      2 W
1903-06-07 01:10:16:      2 W
1904-09-04 03:49:36:      0 W
1905-12-03 06:30:43:      0 W
1907-03-03 09:12:20:      2 W
1908-05-31 11:50:09:      0 W
1909-08-29 14:26:14:     -0 W
1910-11-27 17:06:05:      0 W
1912-02-25 21:49:53:      0 W
2006-07-17 11:50:00:    644 W
2006-07-17 12:00:00:    678 W
2006-07-17 12:10:00:    556 W
2006-07-17 12:20:00:    346 W
2006-07-17 12:30:00:    482 W
2006-07-17 12:40:00:    411 W
2006-07-17 12:50:00:    346 W
2006-07-17 13:00:00:    125 W
2006-07-17 13:10:00:     51 W
2006-07-17 13:20:00:     21 W
2006-07-17 13:30:00:      7 W
2006-07-17 13:40:00:      2 W
2006-07-17 13:50:00:      0 W
2006-07-17 14:00:00:      0 W

last month:
2006-06-16:    9.960 kWh
2006-06-17:   10.510 kWh
2006-06-18:   10.880 kWh
2006-06-19:   10.200 kWh
2006-06-20:    5.870 kWh
2006-06-21:   11.970 kWh
2006-06-22:   13.670 kWh
2006-06-23:   12.230 kWh
2006-06-24:    9.990 kWh
2006-06-25:   10.280 kWh
2006-06-26:   11.290 kWh
2006-06-27:   12.690 kWh
2006-06-28:    6.640 kWh
2006-06-29:    8.900 kWh
2006-06-30:    1.050 kWh
2006-07-01:    9.110 kWh
2006-07-02:   10.190 kWh
2006-07-03:   10.990 kWh
2006-07-04:    6.540 kWh
2006-07-05:   10.490 kWh
2006-07-06:   10.710 kWh
2006-07-07:    8.130 kWh
2006-07-08:    1.240 kWh
2006-07-09:    8.960 kWh
2006-07-10:    4.480 kWh
2006-07-11:    8.440 kWh
2006-07-12:    8.000 kWh
2006-07-13:    2.810 kWh
2006-07-14:    8.740 kWh
2006-07-15:    7.450 kWh
2006-07-16:    4.840 kWh