The WBM can be used in connection with the WRD display to monitor the state of charge (SOC) of the battery of systems that are powered from renewable energy sources. In addition, suitable controls are used to control the battery in a sensible way and to maximize its life. The WBM measures the current, voltage, battery temperature and the charging status (SOC) by suitable algorithms. This data is transmitted to the WRD, which shows it on the display, saves it in the internal logger and transfers it to the remote logger. The WBM can control the charging or discharging of the battery via its two alarm outputs. The WBM can measure battery currents in the range of ±300A with high accuracy (±0.1A) and with minimum power loss. That means: Maximum 9 W at a current of 300 A.
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