Dev #5: 1587 - 002D -SMA Technologie AG - 
Serial Number: 00015122
pac: 0.00 W
e-today: 23.13 kWh
e-total: 27688.70 kWh
read bad crc 93F4, should be F7AB. Message *should* be rejected.

today:
1969-12-31 22:00:00:      0 W
1939-04-20 04:03:44:      0 W
1940-07-18 06:47:28:      0 W
1941-10-16 09:29:20:      0 W
1943-01-14 12:10:24:      0 W
1944-04-13 14:53:34:      0 W
1945-07-12 17:35:34:      0 W
1946-10-10 20:16:21:      0 W
1948-01-08 22:56:40:      0 W
1949-04-08 01:37:23:      0 W
1950-07-07 04:17:24:      0 W
1951-10-05 06:57:36:      0 W
1953-01-02 09:40:04:     -0 W
1954-04-02 12:22:24:      2 W
1955-07-01 15:00:52:      0 W
1956-09-28 17:41:19:      0 W
1957-12-27 20:22:17:     -2 W
1959-03-27 23:00:24: 36893488147419103232 W
1960-06-25 01:41:55:      2 W
1961-09-23 04:21:37:     -0 W
1962-12-22 07:00:58:     -2 W
1964-03-21 09:41:18:      2 W
1965-06-19 12:21:59:      0 W
1966-09-17 15:02:03:     -0 W
1967-12-16 17:42:15:     -0 W
1969-03-15 20:21:15:     -0 W
1970-06-13 23:01:25:      2 W
1971-09-12 01:42:36:      2 W
1972-12-10 04:24:02:      0 W
1974-03-10 07:03:05:     -0 W
1975-06-08 09:44:19:      0 W
1976-09-05 12:23:10: -158456325028528675187087900672 W
1977-12-04 15:02:39:     -2 W
1979-03-04 17:43:32:     -2 W
1980-06-01 20:24:21:      2 W
1981-08-30 23:04:50:     -0 W
1982-11-29 01:45:02: 8589934592 W
1984-02-27 04:24:21: -36893488147419103232 W
1985-05-27 07:04:42:      0 W
1986-08-25 09:45:08: -158456325028528675187087900672 W
1987-11-23 12:25:07: -36893488147419103232 W
1989-02-20 15:05:08:      0 W
1990-05-21 17:45:08:     -0 W
1991-08-19 20:25:08: 158456325028528675187087900672 W
1992-11-16 23:05:09: -8589934592 W
1994-02-15 01:45:10:      0 W
1995-05-16 04:25:05:      0 W
1996-08-13 07:05:11: -8589934592 W
1997-11-11 09:45:06:      0 W
1999-02-09 12:25:03:      0 W
2000-05-09 15:05:05: -158456325028528675187087900672 W
2001-08-07 17:45:04:     -2 W
2002-11-05 20:25:03:      0 W
2004-02-03 23:05:04:     -2 W
2005-05-04 01:45:00: 158456325028528675187087900672 W
2006-08-02 04:24:59: 158456325028528675187087900672 W
2007-10-31 07:04:49:      0 W
2009-01-28 09:44:44: -36893488147419103232 W
2010-04-28 12:24:53:      0 W
2011-07-27 15:04:35: 8589934592 W
2012-10-24 17:44:36: -8589934592 W
2014-01-22 20:24:11: -36893488147419103232 W
2015-04-22 23:04:08: -36893488147419103232 W
2016-07-21 01:43:54:     -0 W
2017-10-19 04:24:47:     -0 W
2019-01-17 07:04:26: -158456325028528675187087900672 W
2020-04-16 09:44:02:      0 W
2021-07-15 12:23:16:      0 W
2022-10-13 15:02:39:     -0 W
2024-01-11 17:42:56:     -0 W
2025-04-10 20:21:05:      2 W
2026-07-09 23:01:35:      0 W
2027-10-08 01:41:34:     -0 W
2029-01-05 04:21:36:     -0 W
2030-04-05 07:02:13:     -2 W
2031-07-04 09:41:15:      2 W
2032-10-01 12:19:18:      0 W
2033-12-30 15:01:14:      0 W
2035-03-30 17:42:05:     -0 W
2019-08-23 15:23:28:     -0 W
2016-05-27 15:10:00:    770 W
2016-05-27 15:20:00:    710 W
2016-05-27 15:30:00:    506 W
2016-05-27 15:40:00:    430 W
2016-05-27 15:50:00:    505 W
2016-05-27 16:00:00:    365 W
2016-05-27 16:10:00:    144 W
2016-05-27 16:20:00:    106 W
2016-05-27 16:30:00:     77 W
2016-05-27 16:40:00:     63 W
2016-05-27 16:50:00:     55 W
2016-05-27 17:00:00:     44 W
2016-05-27 17:10:00:     26 W
2016-05-27 17:20:00:     13 W
2016-05-27 17:30:00:      6 W
2016-05-27 17:40:00:      1 W
2016-05-27 17:50:00:      0 W
2016-05-27 18:00:00:      0 W

last month:
2016-04-26:   19.120 kWh
2016-04-27:   19.610 kWh
2016-04-28:   20.890 kWh
2016-04-29:   20.110 kWh
2016-04-30:   19.500 kWh
2016-05-01:   25.020 kWh
2016-05-02:   13.170 kWh
2016-05-03:   23.180 kWh
2016-05-04:   27.350 kWh
2016-05-05:   25.720 kWh
2016-05-06:   24.130 kWh
2016-05-07:   19.050 kWh
2016-05-08:   24.820 kWh
2016-05-09:   15.430 kWh
2016-05-10:    5.650 kWh
2016-05-11:    9.610 kWh
2016-05-12:   22.610 kWh
2016-05-13:   23.280 kWh
2016-05-14:   21.480 kWh
2016-05-15:   24.270 kWh
2016-05-16:   24.580 kWh
2016-05-17:   17.730 kWh
2016-05-18:    9.500 kWh
2016-05-19:   14.990 kWh
2016-05-20:   19.710 kWh
2016-05-21:   12.460 kWh
2016-05-22:   18.390 kWh
2016-05-23:   20.280 kWh
2016-05-24:   21.690 kWh
2016-05-25:    6.840 kWh
2016-05-26:   22.780 kWh