Wave Energy update frequency

Hi

my fibre wall plug has the following config:

These are more or less the defaults.

I have a problem with the frequency of the energy consumption reports.
I get them every 1- 5 seconds, which is cluttering up the log file and also confuses the IOS app (graph gets updated every 1 - 5 seconds) making it "unreadable.

2015-10-04 11:14:59.712 [INFO ] [runtime.busevents ] - Z_4_Power state updated to 100.1
2015-10-04 11:14:59.874 [INFO ] [runtime.busevents ] - TotalEnergy_LastUpdate state updated to 2015-10-04T11:14:59
2015-10-04 11:15:04.148 [INFO ] [runtime.busevents ] - Z_3_Power state updated to 16.3
2015-10-04 11:15:04.383 [INFO ] [runtime.busevents ] - Z_5_Power state updated to 104.7
2015-10-04 11:15:04.462 [INFO ] [runtime.busevents ] - Z_4_Power state updated to 93.4
2015-10-04 11:15:04.571 [INFO ] [runtime.busevents ] - TotalEnergy_LastUpdate state updated to 2015-10-04T11:15:04
2015-10-04 11:15:05.153 [INFO ] [runtime.busevents ] - Z_3_Power state updated to 27.5
2015-10-04 11:15:09.439 [INFO ] [runtime.busevents ] - Z_3_Power state updated to 27.5
2015-10-04 11:15:09.496 [INFO ] [runtime.busevents ] - Z_5_Power state updated to 104.6
2015-10-04 11:15:14.388 [INFO ] [runtime.busevents ] - Z_4_Power state updated to 91.6
2015-10-04 11:15:14.512 [INFO ] [runtime.busevents ] - TotalEnergy_LastUpdate state updated to 2015-10-04T11:15:14
2015-10-04 11:15:22.718 [INFO ] [runtime.busevents ] - Z_4_Power state updated to 42.5
2015-10-04 11:15:22.817 [INFO ] [runtime.busevents ] - TotalEnergy_LastUpdate state updated to 2015-10-04T11:15:22
2015-10-04 11:15:24.445 [INFO ] [runtime.busevents ] - Z_3_Power state updated to 27.4
2015-10-04 11:15:29.394 [INFO ] [runtime.busevents ] - Z_5_Power state updated to 104.6
2015-10-04 11:15:29.449 [INFO ] [runtime.busevents ] - Z_4_Power state updated to 45.7
2015-10-04 11:15:29.546 [INFO ] [runtime.busevents ] - TotalEnergy_LastUpdate state updated to 2015-10-04T11:15:29
2015-10-04 11:15:31.054 [INFO ] [runtime.busevents ] - Weather_Humidity state updated to 80.00
2015-10-04 11:15:31.070 [INFO ] [runtime.busevents ] - Weather_Temperature state updated to 14.00
2015-10-04 11:15:31.097 [INFO ] [runtime.busevents ] - Wind_Direction state updated to W
2015-10-04 11:15:31.113 [INFO ] [runtime.busevents ] - Wind_Speed state updated to 6.44
2015-10-04 11:15:31.126 [INFO ] [runtime.busevents ] - Wind_Degree state updated to 270.00
2015-10-04 11:15:34.449 [INFO ] [runtime.busevents ] - Z_3_Power state updated to 27.3
2015-10-04 11:15:34.541 [INFO ] [runtime.busevents ] - Z_5_Power state updated to 102.5
2015-10-04 11:15:39.399 [INFO ] [runtime.busevents ] - Z_4_Power state updated to 45.7
2015-10-04 11:15:39.581 [INFO ] [runtime.busevents ] - TotalEnergy_LastUpdate state updated to 2015-10-04T11:15:39
2015-10-04 11:15:40.716 [INFO ] [runtime.busevents ] - Z_4_Power state updated to 20.1
2015-10-04 11:15:40.816 [INFO ] [runtime.busevents ] - TotalEnergy_LastUpdate state updated to 2015-10-04T11:15:40
2015-10-04 11:15:41.719 [INFO ] [runtime.busevents ] - Z_4_Power state updated to 7
2015-10-04 11:15:41.859 [INFO ] [runtime.busevents ] - TotalEnergy_LastUpdate state updated to 2015-10-04T11:15:41
2015-10-04 11:15:44.455 [INFO ] [runtime.busevents ] - Z_3_Power state updated to 27.4
2015-10-04 11:15:44.571 [INFO ] [runtime.busevents ] - Z_5_Power state updated to 102.8
2015-10-04 11:15:47.169 [INFO ] [runtime.busevents ] - Z_3_Power state updated to 49.3
2015-10-04 11:15:48.155 [INFO ] [runtime.busevents ] - Z_3_Power state updated to 27.4
2015-10-04 11:15:49.415 [INFO ] [runtime.busevents ] - Z_4_Power state updated to 7
2015-10-04 11:15:49.502 [INFO ] [runtime.busevents ] - TotalEnergy_LastUpdate state updated to 2015-10-04T11:15:49
2015-10-04 11:15:54.163 [INFO ] [runtime.busevents ] - Z_3_Power state updated to 20.5
2015-10-04 11:15:54.472 [INFO ] [runtime.busevents ] - Z_3_Power state updated to 20.5
2015-10-04 11:15:54.538 [INFO ] [runtime.busevents ] - Z_5_Power state updated to 104.9
2015-10-04 11:15:55.157 [INFO ] [runtime.busevents ] - Z_3_Power state updated to 40.8
2015-10-04 11:15:56.155 [INFO ] [runtime.busevents ] - Z_3_Power state updated to 27.4
2015-10-04 11:15:56.718 [INFO ] [runtime.busevents ] - Z_4_Power state updated to 12.7
2015-10-04 11:15:56.828 [INFO ] [runtime.busevents ] - TotalEnergy_LastUpdate state updated to 2015-10-04T11:15:56
2015-10-04 11:15:57.715 [INFO ] [runtime.busevents ] - Z_4_Power state updated to 55.6
2015-10-04 11:15:57.973 [INFO ] [runtime.busevents ] - TotalEnergy_LastUpdate state updated to 2015-10-04T11:15:57
2015-10-04 11:15:59.418 [INFO ] [runtime.busevents ] - Z_4_Power state updated to 54.6

Am I missing something here?

Thanks

Andre