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Basic Parameters: Range of measurement:
AC ammeters AC 0.05~6A, and external transformers shall be connected when current is more than 6A.
DC ammeters DC 0.05~6A, and external shunts shall be connected when current is more than 6A.
AC voltmeters AC 10~600V, and external transformers shall be connected when voltage is more than 600V.
DC voltmeters DC 0~600V.
Accuracy: ±(0.5% range+1 digit).
Mode of measurement and display: measurement of RMS values, and display of RMS values on four-digit LED Nixie tubes Resolution: 1 digit at the lowest place.
Auxiliary power supply: AC220V±10%.
Capacity of alarm contact: AC250V/1A.