Digital Panel Meters for
AC Power Line Instrumentation
Product Selection Guide

Laurel digital panel meters are available for AC power line instrumentation to read out AC line voltage, current, frequency, or phase shift. AC voltmeters are available for AC volts and millivolts. AC ammeters are available for AC amps, milliamps, or microamps. Laureate frequency meters and phase meters provides exceptionally fast response and accuracy for low frequencies, such as AC line frequency. Click on the links below for detailed product information.


Laureate True AC rms Meters, Models ACV & ACA High-accuracy, 4-1/2 digit AC true rms digital panel meters with five AC voltmeter ranges and four AC ammeter ranges, all factory calibrated. Programmable for use with external shunts or current transformers. Fast read rates with peak hold. Optional analog output, relays, and data I/O. Five 0.56" (14.2 mm) digits, 1/8 DIN case.
Laureate AC Line Frequency Meter, Model FR High-accuracy, 6-digit dual-channel frequency, rate and period meter. AC line frequency can be measured from 50.0000 Hz to 400.000 Hz in a few line cycles. Fast response is ideal for alarm and control. Optional analog output, relays, and data I/O. Six 0.56" (14.2 mm) high digits, 1/8 DIN case.
Laureate Phase Angle & Power Factor Meter, Model FR Exceptionally fast phase meter response (20 updates per second) and high accuracy for low frequencies, such as AC line frequency. Accuracy is 0.01º to 100 Hz, 0.1º to 1 kHz. Optional analog output, relays, and data I/O. Six 0.56" (14.2 mm) high digits, 1/8 DIN case.
Junior Series Meters, Model AC Low-cost, screwdriver-adjustable, 3-1/2 digit panel meter indicator. Available for AC avg voltage and current. No control outputs. 3-1/2 digits, 0.56" (14.2 mm) digit height, 1/8 DIN case.