Dev #5: 1587 - 002D -SMA Technologie AG - 
Serial Number: 00015122
pac: 0.00 W
e-today: 2.64 kWh
e-total: 37697.37 kWh
read bad crc 9819, should be 2B01. Message *should* be rejected.

today:
1971-04-01 07:14:07:      0 W
1971-04-01 07:14:07: -839913472 W
1971-04-01 07:14:07: -21509046272 W
1971-04-01 07:14:07: -533130248192 W
1971-04-01 07:14:07: -14311447592960 W
1971-04-01 07:14:07: -369996400164864 W
1971-04-01 07:14:07: -9025354081501184 W
1971-04-01 07:14:07: -243487674604716032 W
1971-04-01 07:14:07: -6350432815871426560 W
1971-04-01 07:14:07: -157096989923611770880 W
1971-04-01 07:14:07: -4136846739915765972992 W
1971-04-01 07:14:07: -108767155176565228175360 W
1971-04-01 07:14:07: -2725030568539559775174656 W
1971-04-01 07:14:07: -70196419017983047644479488 W
1971-04-01 07:14:07: -1859451282391664640179306496 W
1971-04-01 07:14:07: -47123404265898646699428020224 W
1971-04-01 07:14:07: -1189719388444820383264648724480 W
1971-04-01 07:14:07: -31732663461472618398876218425344 W
1971-04-01 07:14:07: -812627324430803511425940972371968 W
1971-04-01 07:14:07: -20141482509579422733452734984355840 W
1971-04-01 07:14:07: -540683721524395374301330212145594368 W
1971-04-01 07:14:07: -13978913046667581010193971867620999168 W
1971-04-01 07:16:08:   -nan W
2019-02-10 09:00:00:    346 W
2019-02-10 09:10:00:    503 W
2019-02-10 09:20:00:    482 W
2019-02-10 09:30:00:    360 W
2019-02-10 09:40:00:    426 W
2019-02-10 09:50:00:    518 W
2019-02-10 10:00:00:    573 W
2019-02-10 10:10:00:    340 W
2019-02-10 10:20:00:    197 W
2019-02-10 10:30:00:    683 W
2019-02-10 10:40:00:    848 W
2019-02-10 10:50:00:    669 W
2019-02-10 11:00:00:    567 W
2019-02-10 11:10:00:    414 W
2019-02-10 11:20:00:    662 W
2019-02-10 11:30:00:    596 W
2019-02-10 11:40:00:    547 W
2019-02-10 11:50:00:    378 W
2019-02-10 12:00:00:    183 W
2019-02-10 12:10:00:    257 W
2019-02-10 12:20:00:    540 W
2019-02-10 12:30:00:    324 W
2019-02-10 12:40:00:      9 W
2019-02-10 12:50:00:      0 W
2019-02-10 13:00:00:     97 W
2019-02-10 13:10:00:    342 W
2019-02-10 13:20:00:    736 W
2019-02-10 13:30:00:    615 W
2019-02-10 13:40:00:    433 W
2019-02-10 13:50:00:     64 W
2019-02-10 14:00:00:     29 W
2019-02-10 14:10:00:     82 W
2019-02-10 14:20:00:     14 W
2019-02-10 14:30:00:      1 W
2019-02-10 14:40:00:      0 W

last month:
2019-01-10:    1.210 kWh
2019-01-11:    1.920 kWh
2019-01-12:    0.870 kWh
2019-01-13:    2.080 kWh
2019-01-14:    1.540 kWh
2019-01-15:    1.720 kWh
2019-01-16:    0.660 kWh
2019-01-17:    3.770 kWh
2019-01-18:    3.310 kWh
2019-01-19:    0.880 kWh
2019-01-20:    3.890 kWh
2019-01-21:    3.350 kWh
2019-01-22:    2.800 kWh
2019-01-23:    1.810 kWh
2019-01-24:    1.130 kWh
2019-01-25:    2.730 kWh
2019-01-26:    2.580 kWh
2019-01-27:    2.420 kWh
2019-01-28:    4.970 kWh
2019-01-29:    3.040 kWh
2019-01-30:    5.110 kWh
2019-01-31:    3.470 kWh
2019-02-01:    0.820 kWh
2019-02-02:    3.560 kWh
2019-02-03:    5.960 kWh
2019-02-04:    1.510 kWh
2019-02-05:    1.380 kWh
2019-02-06:    3.820 kWh
2019-02-07:    4.820 kWh
2019-02-08:    1.080 kWh
2019-02-09:    4.990 kWh