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--- spark_counter [2016/01/26 15:25] – [Orange Pi] kingkevin
+++ spark_counter [2016/02/21 10:40] – add warning kingkevin
@@ Line 12: / Line 12: @@
 {{:spark_counter:dsc02371.jpg?0x300|complete spark counter}}
+**warning: the electricity meter I am presenting will only work for 1 phase 2 wires power distribution systems. I have a 3 phases 4 wires system and I am doing it wrong.**
 ====== peacefair PZEM-004 ======