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Digital Voltmeters Perform in Harsh Environments

Tue, 12/23/2008 - 5:46am

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Murata DMU-30ACV/30DCVExhibiting readability in daylight via a 3.5-digit red LED display, Murata Power Solutions’ DMU-30ACV and DMU-30DCV Series of panel-mount digital voltmeters operate in inverters and generators, battery chargers, power distribution units, and power supplies in the industrial, test and measurement, alternative energy/back-up power, and marine markets. The 85-VAC to 264-VAC mains or 110-VDC to 300-VDC battery-powered meters exhibit operating temperatures from -25ºC to 60ºC. The Series comprises of 3 AC models, capable of measuring up to 20 VAC, 200 VAC, and 300 VAC, and 4 DC models with ranges up to 200 mVDC, 2 VDC, 20 VDC and 200 VDC. Inputs provide 2,000-V isolation between power source and input signal, and allow true-rms measurement of waveforms plus 2-wire operation for AC mains monitoring. The units offer typ. power consumption of 1 W in full sunlight and 0.1 W at night. Pricing is ~$76 and ~$72, respectively, in production quantities.

Murata Power Solutions
508-339-3000, www.murata-ps.com

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