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Murata Power Solutions 4 Digit Frequency Meter, AC Line, LED Display, IP67, 85 - 264V AC DMR20

Category Frequency Meter Brand Murata Power Solutions Condition New

Specifications

Country of Origin India
Resolution 0.01 Hz
Brand Murata Power Solutions
Model DMR20
Series DMR20
Number Of Digits 4
Digit height 7.6mm
Fuse Self-resetting internal fuse
Standards/Approvals cUL, IEC 61010-1, UL Listed

Key Features

  • Rugged frequency meter for panel installation in industrial environments.
  • Features a clear 4-digit LED display with 7.6mm digits for easy reading.
  • Self-powered from 85 - 264V AC, supporting global voltage ranges.
  • IP67/NEMA 6 protection for moisture and dust resistance.
  • Digital measurement replaces traditional analogue panel meters.
  • Built-in self-resetting internal fuse and out-of-range indication.
  • Quartz crystal accuracy and stability with 0.01 Hz resolution.
  • Screw-terminal installation with supplied EPDM gasket and plastic hex nut.

Product Description

Murata Power Solutions DMR20-1-FM-R-C is a compact, digital frequency meter designed for precise AC line frequency monitoring in demanding industrial and process control environments. Engineered for panel mounting, the meter features a 4-digit LED display with 7.6mm digit height, providing clear and immediate frequency readouts.

This meter is self-powered, requiring only an AC supply between 85V and 264V. It is operational over a frequency range of 45 - 65 Hz, making it suitable for global applications and diverse power systems. The DMR20-1-FM-R-C is built using a robust polycarbonate enclosure that delivers IP67/NEMA 6 protection against moisture, dust, shock, and vibration, ensuring reliability in harsh environments.

It offers digital measurement with quartz crystal accuracy and 0.01 Hz resolution, serving as a modern replacement for analogue panel meters. Its design includes a self-resetting internal fuse and an out-of-range indication feature for enhanced safety and operational assurance.

Installation is simplified thanks to screw-style input terminals, supplied EPDM rubber gasket, and a plastic hex nut, ensuring secure mounting and effective sealing. The instrument is capable of handling distorted waveforms (including triangle, square and quasi-sine outputs), supporting AC and inverter power sources.

Industrial use cases include factory process control, electrical panels, power generation monitors, manufacturing equipment, and laboratory testing setups requiring precise AC frequency measurement and monitoring.

The DMR20-1-FM-R-C is part of the reliable Murata Power Solutions DMR20 Series, providing long-term performance and digital clarity for professional applications. Explore more Frequency Meters and Murata’s portfolio in the EnvMart category for metering solutions suited to industrial measurement needs.

Murata Power Solutions 4 Digit Frequency Meter, AC Line, LED Display, IP67, 85 - 264V AC DMR20
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Frequently Asked Questions

This model operates over a frequency range of 45 - 65 Hz, making it suitable for various global applications and power systems.

The DMR20 offers a resolution of 0.01 Hz, ensuring precise frequency measurements.

It features a 4-digit LED display with a digit height of 7.6mm for clear and easy reading.

The frequency meter is self-powered and requires an AC supply voltage between 85V and 264V.

It is built with a robust polycarbonate enclosure that provides IP67/NEMA 6 protection against moisture and dust.

The DMR20 includes a self-resetting internal fuse and an out-of-range indication feature for enhanced safety.

Installation is simplified with screw-style input terminals and it comes with a supplied EPDM rubber gasket and a plastic hex nut for secure mounting.

It is compliant with cUL, IEC 61010-1, and is UL Listed, ensuring it meets relevant safety and performance standards.

It is designed for factory process control, electrical panels, power generation monitors, manufacturing equipment, and laboratory testing setups.

This model can handle distorted waveforms including triangle, square, and quasi-sine outputs, supporting both AC and inverter power sources.

The frequency meter is manufactured in India.

It features a 4-digit display for frequency readouts, providing clear visibility for monitoring.

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