... power factor,reactive power,etc. 2011--Industrial Energy Meter, digital Watt Meter(Wattmeter) Features: Power Supply80-260V AC ... and RTD), Panel Meter, Sensor Meter, inductor, Power Meter, Coulometer, Voltage Meter, Ampere Meter, Counter, Tacho Meter, Frequency Meter, flowmeter,Timer,Timer ... as machinery, electrical cabinet, power sub-station, industrial automation, etc. In addition to supply MYPIN ...