Micronics U1000MKII-FM Fixed Ultrasonic Flowmeter
Overview
Micronics U1000MKII-FM is a fixed, permanently installed clamp-on ultrasonic flowmeter engineered for continuous, non-invasive liquid flow monitoring across a wide range of industrial pipe sizes. Built on the proven Micronics transit-time ultrasonic platform, the U1000MKII-FM measures flow through the pipe wall using externally mounted transducers, eliminating the need for pipe cutting, process shutdown, or contact between the sensor and the fluid, which makes it a preferred solution for facility engineers who need dependable metering on existing pipework without introducing new leak points or pressure loss.
Working closely with plant engineers in the region, Seven Star LLC supplies the U1000MKII-FM to industrial, utility, and commercial customers across the Sultanate of Oman and the wider GCC, with manufacturer documentation and technical support. Facilities in Muscat, Sohar, and Salalah can source their flow instrumentation through Seven Star LLC with a formal quotation and the manufacturer datasheet.
Measurement Principle
The Micronics U1000MKII-FM operates on the transit-time ultrasonic principle, transmitting high-frequency 1MHz acoustic pulses diagonally across the pipe between a pair of clamp-on transducers mounted on the outside surface. One transducer sends a pulse downstream while the other sends a pulse upstream, and the instrument’s onboard processor precisely measures the tiny difference in transit time between the two signals. Because the pulse traveling with the flow arrives fractionally faster than the pulse traveling against it, this time difference is directly proportional to the average liquid velocity in the pipe, which the flowmeter then converts into a volumetric flow rate using the known pipe diameter and wall characteristics entered during commissioning.
Because the Micronics U1000MKII-FM relies entirely on transit-time acoustic measurement, this non-intrusive measurement approach means the U1000MKII-FM has no wetted parts, no moving components, and no orifice or restriction inside the pipeline, so there is zero pressure drop across the measurement point and no risk of process contamination from the instrument itself. The absence of internal parts also means the transducers experience no erosion or fouling from the process fluid, giving the flowmeter a long service life with minimal maintenance even in continuous industrial duty, and allowing accurate measurement on pipe materials and liquids that would quickly degrade an intrusive mechanical meter.
Engineering Design of the Micronics U1000MKII-FM
The U1000MKII-FM is supplied as a fixed installation kit built around two selectable clamp-on transducer sets, one covering pipe outer diameters from 22mm to 115mm and the other extending coverage from 125mm up to 180mm, allowing a single instrument platform to be specified across a broad range of pipe schedules commonly found in HVAC, process, and utility networks. The transducers are secured to the pipe with a rigid mounting bracket and acoustic couplant, ensuring a stable, repeatable signal path that is unaffected by ambient vibration once the installation is torqued and locked in place, and the enclosure carries an IP54 rating suitable for typical plant room and outdoor-sheltered environments.
Signal processing and the operator interface are housed in a compact, wall or pipe-mountable transmitter enclosure that displays instantaneous flow rate and totalized volume, with configuration carried out through a simple keypad and display menu during commissioning. On the Micronics U1000MKII-FM, the transmitter supports a standard pulse output for direct connection to existing flow totalizers or PLCs, and the platform is field-configurable with optional 4-20mA analogue output, Modbus RTU serial communication, or M-Bus metering protocol, giving system integrators the flexibility to fold the U1000MKII-FM into building management systems, SCADA networks, or remote utility metering infrastructure without additional signal-conditioning hardware.
Key Features
The U1000MKII-FM combines measurement accuracy with genuine installation flexibility, and its core capabilities include the following:
- The Micronics U1000MKII-FM delivers measurement accuracy of ±1–3% of reading across its supported pipe size range, suitable for both process monitoring and custody-style utility applications.
- Two dedicated clamp-on transducer sets cover pipe outer diameters from 22mm to 115mm and 125mm to 180mm, giving a single platform broad coverage across common pipe schedules.
- A 1MHz transducer frequency provides stable signal strength through typical carbon steel, stainless steel, copper, and plastic pipe walls without requiring process shutdown.
- Standard pulse output allows immediate integration with existing totalizers, data loggers, and PLC counter inputs at commissioning.
- Optional 4-20mA analogue output supports direct wiring into conventional control-room instrumentation and chart recorders.
- Optional Modbus RTU communication enables straightforward integration into SCADA and building management platforms for remote monitoring.
- Optional M-Bus output supports centralized utility metering networks where multiple flow points are read back to a central billing or monitoring system.
- An IP54-rated enclosure protects the electronics from dust and splashing water, making the unit suitable for indoor plant rooms and sheltered outdoor installations across the Omani climate.
Industrial Applications
The Micronics U1000MKII-FM is widely applied wherever facility teams need permanent, non-invasive flow metering on existing pipework, including district cooling distribution loops, commercial and hospitality HVAC chilled water circuits, RO desalination and pretreatment lines, industrial process water systems, and utility sub-metering networks across a hotel, hospital, or mixed-use commercial complex. The Micronics U1000MKII-FM’s ability to operate across two pipe size ranges from 22mm domestic and small commercial branch lines up to 180mm main distribution headers makes it equally suited to a single building plant room or a wider campus-level utility metering rollout, and the optional Modbus RTU and M-Bus outputs make it a natural fit for operators consolidating multiple flow points into one central monitoring or billing system.
With fast quotation turnaround and technical support, Seven Star LLC distributes the U1000MKII-FM to industrial plants, utility contractors, and MEP consultants throughout Oman and the GCC, including projects within the Sohar and Salalah economic zones where reliable, non-intrusive flow verification is essential for both process control and energy-efficiency reporting. Regional customers benefit from local technical support with selection and the manufacturer datasheet, helping plant managers specify their flow measurement infrastructure correctly.
Technical Specifications
The table below summarizes the key technical parameters of the Micronics U1000MKII-FM for specification and procurement reference, and every Micronics U1000MKII-FM unit supplied by Seven Star LLC is factory calibrated before dispatch.
| Parameter | Specification |
|---|---|
| Model | Micronics U1000MKII-FM |
| Meter Type | Fixed clamp-on transit-time ultrasonic flowmeter |
| Pipe Size Range 1 | 22mm – 115mm OD |
| Pipe Size Range 2 | 125mm – 180mm OD |
| Transducer Frequency | 1MHz |
| Accuracy | ±1–3% of reading |
| Operating Temperature | 0°C to 85°C |
| Standard Output | Pulse output |
| Optional Outputs | 4-20mA / Modbus RTU / M-Bus |
| Enclosure Rating | IP54 |
| Installation Type | Fixed, non-invasive clamp-on |
Request a Quote for Micronics U1000MKII-FM Fixed Ultrasonic Flowmeter
Seven Star LLC invites facility engineers, MEP contractors, and procurement teams across Oman and the GCC to submit a formal RFQ for the Micronics U1000MKII-FM, with lead time confirmed at quotation and a full technical datasheet ready on request. Contact the Seven Star instrumentation division for sizing assistance, transducer selection guidance, or installation support, and rely on our position as an experienced supply partner for Micronics in Oman and the GCC for genuine equipment, factory calibration, and dependable after-sales service.
Browse the full Micronics range or see more Flowmeters products supplied by Seven Star LLC in Oman and the GCC.
- Datasheet Micronics U1000MKII-FM Brochure Download
Micronics product families
The portable line includes the Portaflow 222, the Portaflow 333 flow and heat meter and the Portaflow D650 Doppler meter. The fixed line has the U1000MKII-FM flow meter and the U1000MKII-HM heat and energy meter, both also sold with a wall-mounted keypad and display, plus the UF3300 for flow and process measurement. Micronics also makes the UX5000 for hazardous areas, open channel and area-velocity meters.Ordering Micronics flowmeters: what we need
Send the pipe outside diameter, wall thickness and material, the liquid and its temperature, and state if the job is flow only or heat and energy. Say if the liquid is clean or carries solids or bubbles, because that decides between a transit-time and a Doppler meter.Browse Micronics products by category: Flowmeters.

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