Dynasonics U500w Ultrasonic Water Flow Meter

Overview

The Dynasonics U500w is a compact, fully encapsulated ultrasonic flow meter engineered by Dynasonics, a Badger Meter brand, for residential and light commercial water metering applications on 38 to 50.8 mm (1½ to 2 inch) pipe. Built as a one-piece meter and register in a weatherproof, UV-resistant housing, the U500w uses solid-state ultrasonic technology rather than a mechanical impeller, eliminating the wear and error introduced by sand, scale, and suspended particles that gradually degrade a traditional mechanical water meter’s accuracy. This makes it a natural fit for utilities and property developers who need a small, low-maintenance meter that holds its calibration over years of continuous residential service.

Backed by manufacturer datasheet documentation, Seven Star LLC proudly supplies the U500w ultrasonic flow meter to water utilities, property developers, and building services contractors across Oman and the wider GCC. Seven Star LLC supplies the U500w on request with the manufacturer datasheet and technical support with selection, so utility engineers and developers from Muscat to Sohar can specify the U500w with confidence.

Measurement Principle

The Dynasonics U500w uses solid-state ultrasonic transit-time measurement contained entirely within its encapsulated housing, with no external clamp-on transducers and no impeller, gear train, or magnetic coupling inside the flow path. Ultrasonic signals are transmitted through the water inside the meter body, and the time difference between the upstream and downstream signal paths is converted directly into a flow rate reading, with the electronics also detecting and displaying reverse flow when it occurs. Because the measurement is entirely electronic, the U500w’s accuracy is not subject to the mechanical wear that gradually degrades a paddlewheel or piston-type residential meter as sand and suspended particles pass through it.

This solid-state design means the U500w has no moving parts to jam, wear, or lose calibration over time, which is the single largest source of accuracy drift in mechanical residential water meters after several years in service. The fully encapsulated, weatherproof and UV-resistant housing also means the electronics are protected from the outdoor exposure, condensation, and insect intrusion that commonly damage exposed mechanical registers over a multi-year installation life. For utilities managing thousands of residential connections, this translates into a meter that keeps billing accurate for longer without a field recalibration or replacement program.

Engineering Design of the Dynasonics U500w

The Dynasonics U500w is built as a single, sealed unit combining the flow-sensing body and the digital register in one compact housing sized for 38 to 50.8 mm connections, so there is no separate transmitter to mount or wire and no exposed mechanical register to service. The Dynasonics U500w register displays instantaneous flow rate directly, along with reverse-flow indication, giving utility technicians immediate confirmation of correct installation direction and flow direction integrity during commissioning and periodic field checks. Installation follows standard threaded or flanged residential and light-commercial fitting practice, and because the unit is fully encapsulated, no field wiring, conduit, or separate enclosure is required at the meter location.

Because the U500w has no serviceable internal components, routine maintenance is limited to periodic visual inspection and verification of the digital reading against expected consumption, rather than the impeller cleaning, bearing replacement, or register recalibration that a mechanical meter of the same size would eventually require. This simplicity is what allows the Dynasonics U500w to be specified at scale across large residential developments and utility replacement programs, where minimizing the number of distinct maintenance procedures across thousands of installed meters materially reduces a utility’s operating cost per connection over the meter’s service life.

Key Features

The Dynasonics U500w ultrasonic flow meter is purpose-built for accurate, low-maintenance residential and light commercial water metering, and its key capabilities include the following.

• The Dynasonics U500w is sized for 38 to 50.8 mm (1½ to 2 inch) pipe connections, matching common residential and light commercial service line sizes.
• It achieves long-term sustained accuracy within ±1.5%, well suited to utility billing and consumption monitoring requirements.
• It measures flow across a range of 4.7 to 606 liters per minute (1.25 to 160 gallons per minute) with reverse flow indication built in.
• It operates across a liquid temperature range of 1°C to 60°C (34°F to 140°F), covering typical potable water service conditions.
• It has no moving parts, eliminating the mechanical wear that degrades accuracy in impeller-type residential meters over time.
• It is unaffected by sand or suspended particles in the water supply that would otherwise cause measurement errors in mechanical meters.
• It is housed in a one-piece, weatherproof, UV-resistant encapsulated design suitable for continuous outdoor installation.
• It requires minimal ongoing maintenance, with no impeller, bearings, or mechanical register to service over its operating life.

Industrial Applications

The Dynasonics U500w is specified across Oman and the GCC on residential water networks, villa developments, and light commercial buildings where utilities and developers need a compact, accurate meter that holds its calibration without a recurring maintenance program. In Muscat’s expanding residential and mixed-use developments, the U500w ultrasonic meter is installed at individual unit connections to give utilities and property managers reliable consumption data for billing, with the added benefit of reverse-flow detection that flags plumbing or backflow issues during commissioning. In the Sohar and Salalah economic zones, the Dynasonics U500w is used in staff housing, labor accommodation, and light commercial utility connections where large numbers of small-diameter meters must be installed and maintained cost-effectively across an entire site.

Working closely with plant engineers in the region, Seven Star LLC supplies the U500w to water utilities, property developers, and building services contractors throughout the Sultanate of Oman and the broader GCC, backed by technical support. Utility and development teams in Muscat, Sohar, and Salalah rely on Seven Star LLC not only for the instrument itself but for bulk sizing guidance for large residential rollouts, installation support, and access to genuine Badger Meter documentation, all of which are only reliably available through a trusted regional supply channel.

Technical Specifications

The table below summarizes the key technical specifications of the Dynasonics U500w ultrasonic flow meter.

Request a Quote for Dynasonics U500w Ultrasonic Water Flow Meter

Seven Star LLC is ready to support your residential or light commercial metering project with the Dynasonics U500w ultrasonic flow meter, from formal RFQ submission through bulk delivery. With fast quotation turnaround and technical support, we supply on request with lead time confirmed at quotation, provide full technical datasheets on request, and connect your utility or development team directly with our instrumentation division for large-scale sizing and installation guidance.

Browse the full Dynasonics range or see more Flowmeters products supplied by Seven Star LLC in Oman and the GCC.