Micronics Portaflow PF D650 – Portable Doppler Ultrasonic Flow Meter
£5,335.00 / £6,402.00 incl VAT
⚡ Non-contact measurement – no pipe cutting or flow disruption
⚡ Handles dirty & aerated fluids – perfect for wastewater and slurries
⚡ Wide pipe size compatibility – from 0.5″ to 15 ft
⚡ Long battery life – up to 60 days in sleep-logging mode
⚡ Rugged & portable – IP67 housing, ready for tough environments
⚡ Dispatch 5-10 days
Available on back-order
Description
The Portaflow D650 is a robust, portable non-contact Doppler flow meter designed for fast and accurate measurement of liquids containing suspended solids or entrained gases — even in the harshest industrial environments. Built for versatility and field performance, the D650 enables reliable flow monitoring from outside the pipe, without cutting or interrupting the process.
Housed in a rugged IP67 aluminum enclosure, the D650 delivers exceptional durability, while a high-brightness 2.8” color IPS display provides clear visibility in all conditions. With a massive 12 million point data logger, multiple logging modes including extended sleep-logging, and modern USB-C connectivity, it’s the ideal solution for long-term deployment, field surveys, and challenging flow applications.
🔍 Key Features
Non-contact Doppler measurement – ideal for aerated, dirty, or viscous liquids.
Compatible with fluids containing particles or bubbles (≥100 microns, ≥75 ppm).
Wide pipe size range: from 12.7 mm to 4.6 m (0.5 in to 15 ft) ID.
Intelligent data logging: up to 12 million points with adjustable intervals.
Extended battery life: up to 60 days in sleep-logging mode.
Rugged field design: IP67 aluminum housing, IP68-rated transducer.
Simple setup: clamp-on sensor with stainless steel mounting kit and coupling gel.
Modern interface: 2.8” color display, USB-C data export, and multilingual menu.
Free Windows logger software for data analysis and export.
⚙️ Applications
Sewage and Treated Wastewater
Sludges, Slurries, and Viscous Liquids
Aerated Water and Chemicals
Pulp, Food Products, Abrasives, and Acids
Challenging or contaminated flows where traditional meters fail
🔧 Core Improvements in the D650 over the D550
| Feature | D650 (New) | D550 (Old) | Improvement |
|---|---|---|---|
| Technology Type | Doppler | Transit-Time | Change in measurement principle – Doppler is better for dirty, aerated, or slurry fluids. |
| Suitable Media | Fluids with solids/bubbles (min. 100 microns, 75 ppm) | Clean to moderately dirty liquids | D650 is optimized for harsh/dirty media – a shift in use case. |
| Data Logging Capacity | 12 million points | Typically much lower (~98k points in many portable flowmeters) | Massive increase in logging capacity. Great for long-term deployments. |
| Display | 2.8” Color TFT IPS LCD, 320×240, 500 NITS | Likely monochrome or basic LCD | Big upgrade in screen visibility and user experience. |
| Battery Life | Up to 15 hrs (or 60 days in low-power sleep-logging mode) | ~12–14 hrs typical | More flexible power management + long-term unattended deployment. |
| Enclosure | IP67 extruded aluminum + IP65/IP67 rated electronics | Often IP54/IP65 plastic | D650 is ruggedized for industrial/field conditions. |
| Logging Modes | Standard + Sleep-Logging | Typically only standard logging | Better for remote or infrequent access setups. |
| Data Output | USB-C flash drive support with direct CSV/log file export | Often serial/USB with custom software | Faster and simpler data access. Modern I/O. |
| Software | Free Logger Software (Windows), CSV support | Usually required proprietary tools | Improved data accessibility and portability. |
| Sensor Spec | Clamp-on Doppler sensor, IP68 rated, -40°C to +150°C | Transit-time sensors, less tolerant to high temp | Wider environmental range and better ingress protection. |
| Accuracy | ±2% or 0.03 m/s | ±1% to ±2% (D550) | Accuracy is similar, but D650 handles more difficult flow. |
| Pipe Size Range | 0.5″ to 15 ft | ~0.5″ to 78″ (depends on D550 model) | Range is comparable, but D650 likely handles larger industrial pipes better. |
🎯 Key Takeaways
✅ Target Application Shift: The D650 is focused on tougher applications — sewage, slurries, viscous/chemical media — thanks to the Doppler principle.
✅ Rugged & Portable: Built for harsh field work, with better protection (IP67/68), a carry case, and longer battery life.
✅ Modernized User Experience: USB-C, high-brightness color screen, intuitive interface, and simple data access/export — all big quality-of-life upgrades.
✅ Massive Data Logging: 12 million data points with configurable intervals and sleep mode — ideal for unattended long-term monitoring.
🤔 So, Should You Upgrade?
If your work involves:
Fluids with suspended solids, bubbles, or aerated/slurry content,
Demands portable, rugged performance in the field,
Requires long logging durations or modern data handling…
Then yes — the Portaflow D650 offers substantial improvements over the D550!
| Operating Parameters | Liquids containing suspended solids or bubbles minimum size of 100 microns, minimum concentration 75 ppm | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Flow Rate Range | ±0.03 m/s to 12.2 m/s (±0.1 ft/s to 40 ft/s) in most applications | ||||||||||||||
| Pipe Size | Ultrasonic sensor mounts on any pipe from 12.7 mm to 4.6 m ID (0.5 in to 15 ft) | ||||||||||||||
| Display | Colour TFT LCD, IPS type, 2.8” screen size, 320 x 240 resolution, 500 NITS brightness, super wide view | ||||||||||||||
| Power Input | Built-in rechargeable lithium polymer battery for up to 15 hours of continuous operation External mains to USB-C charger with 100-240V AC, 50-60Hz, 0.6A input; and 5.0V DC, 3A, 15W output | ||||||||||||||
| Outputs | Log files, daily log files, parameter settings files, and waveform capture files via USB-C flash drive (included) | ||||||||||||||
| Data Logger | 12 million point capacity, configurable for velocity or flow rate, date and time stamped, configurable format for Logger Software (LG2) or CSV, available intervals of 10 s, 30 s, 1 min, 2 min, 5 min, 10 min, 15 min, 30 min, and 1 hr | ||||||||||||||
| Extended Logging | Can be deployed in sleep-logging mode for extended battery duration.
| ||||||||||||||
| PC Software | Free Logger Software for Windows. For display, manipulation, analysis, and exporting of data. | ||||||||||||||
| Operating Temperature (Electronics) | -20 °C to +60 °C (-5 °F to +140 °F) | ||||||||||||||
| Electronics Enclosure | IP67 when transducer cables are connected. IP65 when transducer cables are not connected. Aluminium enclosure with silicone protective end covers. | ||||||||||||||
| Carry Case | IP67, with protective moulded foam with room for transducer and installation hardware | ||||||||||||||
| Accuracy | ±2% of reading or 0.03 m/s (0.1 ft/s), whichever is greater. Requires solids or bubbles minimum size of 100 microns, minimum concentration of 75 ppm. Repeatability: ±0.1%, Linearity ±0.5% | ||||||||||||||
| Configuration | Built-in 5-button keypad interface with English, French, and Spanish menu language selection. Optional user-configured password protection. | ||||||||||||||
| Approvals | CE | ||||||||||||||
| Transducer Specifications | |||||||||||||||
| Standard Model PSE4-A2 | Clamp-on, single-head ultrasonic for pipes from 12.7 mm to 4.6 m ID (0.5 in to 15 ft) with 3.4 m (12 ft) shielded dual-coaxial cable and latching connector | ||||||||||||||
| Sensor Mounting Kit | Stainless steel pipe clamp and 3.0 fl oz coupling compound | ||||||||||||||
| Stainless steel pipe clamp and 3.0 fl oz coupling compound | Steel, stainless steel, cast iron, ductile iron, concrete-lined ductile iron, PVC, HDPE, or any contiguous pipe material that conducts sound, including lined pipes with a liner bonded to the pipe wall. Avoid pipes with loose insertion liners and pipe walls that contain air. | ||||||||||||||
| Operating Temperature | -40 °C to +150 °C (-40 °F to +300 °F) | ||||||||||||||
| Ingress Protection | IP68, can withstand 10psi (approx. 23 ft or 7 m of H2O) for 24 hours | ||||||||||||||
What’s Included?
- PF D650 Electronics
- Transducer cable
- USB-C Wall Charger
- SE14-A2 Transducer Mounting Bracket
- Coupling Compound, 3 oz Super Lube
- SE14-A2 Transducer w/ Cable
- Two Hose Clamps
- International Plug Adapters for USB-C Wall Charger
🚚 Testersmans Shipping Policy
Free Mainland GB Delivery Over £150
We offer free delivery on most mainland Great Britain orders over £150 (ex VAT).
This applies across England, Wales, and most of Scotland, excluding certain remote or offshore postcodes.
If your order total falls just short of £150, or you’re a returning customer, feel free to contact us — we may be able to offer a discount code or delivery workaround.
📞 01945 738112 | ✉️ [email protected]
📦 UK Delivery Options
We work with both Royal Mail and DHL to offer reliable and flexible delivery across the UK:
- Royal Mail – Best suited for lighter parcels and for customers in remote regions, including the Highlands, Islands, and Northern Ireland.
- DHL – Ideal for most mainland UK orders, providing fast, tracked delivery and excellent reliability for time-sensitive shipments.
Our checkout system automatically displays the available delivery services for your postcode and order weight, ensuring you always see the most suitable options.
Note: Heavy, bulky, or freight-only orders will be charged separately.
Our website is designed for quick, transactional purchases rather than bulk or palletised orders.
Please contact us in advance for a tailored freight quotation if your order falls into this category.
⏱ Dispatch & Delivery Timing
We aim to dispatch all in-stock orders promptly, but delivery depends on both when you order and which service you select.
- UK orders: placed by 2:00 PM Monday–Friday are usually dispatched the same day.
- International orders: placed by 2:00 PM Monday–Thursday are usually dispatched the same day.
Orders placed after these times are processed the next working day. This means delivery may occur the following day or later, depending on the courier and service selected.
Once dispatched, your chosen delivery service determines how quickly your parcel arrives:
- Standard services We use Royal Mail Tracked 24 or DHL Parcel as our ‘Standard’ services. They are not guaranteed to arrive next working day.
- Premium services (e.g. Royal Mail Special Delivery or DHL by Noon) offer guaranteed delivery windows.
If your order is time-sensitive, we strongly recommend choosing a guaranteed service or contacting us before ordering to confirm availability.
Please note: For logistical reasons, we may occasionally adjust the delivery method selected at checkout. For example, smaller items may be better suited to letterbox-friendly packaging or may be at greater risk of delay or loss via certain services. We actively monitor courier and postal service disruptions—including strikes and delays—and may modify shipping arrangements to help ensure timely and secure delivery.
📅 Busy Periods & Delays
We always aim to dispatch promptly, but delivery times may be affected by:
- Seasonal demand (e.g. Christmas, bank holidays, or industry shutdowns)
- Courier network delays outside our control
- Supplier lead times or calibration requirements for certain equipment
If your delivery is time-critical, please contact us before ordering so we can confirm stock and courier availability.
🌍 International Shipping
We ship worldwide using UPS Express Saver® and other trusted global courier partners. All international shipments are tracked and generally dispatched Monday to Thursday to ensure smooth customs clearance and transit.
Estimated delivery times:
- Europe: 1–2 working days
- North America: 2–3 working days
- Asia-Pacific & Rest of World: 3–5 working days
Delivery times vary depending on location, customs clearance, and local courier performance.
💰 Taxes, Customs & Import Duties
International customers are responsible for any applicable taxes, customs charges, or import duties.
These are not included in our product or shipping prices.
Your courier will typically provide a secure payment link for any import charges once your parcel reaches customs.
If import fees are refused and the parcel is returned, we will issue a refund minus all incurred shipping and return costs.
📍 Using Your Own Courier
If you would prefer to arrange collection via your own courier (UK or international), please contact us before placing your order to coordinate collection from our Wisbech warehouse.
📝 Important Notes
- Please ensure your delivery address and contact number are correct at checkout.
- Undelivered parcels may be returned to us after a short holding period.
- Redelivery or return fees may apply, even if your order originally qualified for free delivery.
- By placing an order, you confirm your understanding and acceptance of this policy.