Four-Function,True-RMS, Single-Phase, AC Power Meters

ACM20 Series - MeterCenter (MeterCenter)

A front panel selector-switch provides two modes of operation: a fixed reading of any of the four parameters, or a continuous cycling through all four measurements. Models are available that display line frequency with 0.1Hz resolution or a model displaying Power Factor is available with 32 AMP maximum input. All ACM20 multi-function power meters include a built-in current transformer—no other user-supplied components are required.