c) Display of the Current Output
The output display is updated every second. The average value is formed from the current measured value and the last three values.
Upper line each: Power value (with one decimal digit) in kWh
Lower line, right: Sum of current outputs of phases L1, L2, L3, at least one is
above the start-up threshold
Sum of current outputs of phases L1, L2, L3 is negative: Output is displayed
with a flashing minus sign
Exclamation mark appears: Power is not counted (backflow lock)
Each of current phase outputs L1, L2, L3 is below the start-up threshold
Output "0" is displayed (5 centre dashes), power is not counted (idle lock)
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