Special Features:

Nain: energy monitor, digital; input power: 120v, 60hz, 558ma class 2 transformer. Operates at 10v, 60 hz, 200ma w/self-charging nicad battery back-up; 3 phase; porm 2pct accuracy 10 to 150a; metering kwh features include accumulating watt-hour or cent read-out, kwh or dollar read out, projected kwh or dollar read-out, alarm when over kwh or dollar target, starts metering from zero on command, resets to zero automatically, displays accumulated kwh and time in alternating 5-second intervals; added features: target demand, peak demand, instantaneous demand, peak time, load re set; this model has same features a em-30 demand but is ruggedized to be more portable

Properties:

An instrument which measures the ratio between actual power and apparent power in an electrical circuit and is usually calibrated in percent. The value may be expressed by means of a pointer and calibrated dial or a digital readout display. Excludes wattmeter.