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AQUALYS |
With battery supply only and without charging facility the daily consume it is necessary to consider the self - discharging process of battery.The self - discharging per year is about 40 %. If the service-free accumulators are going to be charged just once per year, the life - cycle might to be 3 - 5 years.
Battery |
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| Type : | 12 V | |
| Power : | ca. 80 Ah | |
| Capacity : | ca. 1 year | |
| for 0,5 h measurement and transmitting a day | ||