{"product_id":"spartna-spr-621-handheld-ultrasonic-flowmeter","title":"SPARTNA SPR-621 Handheld Ultrasonic Flowmeter","description":"\u003cp\u003e\u003cspan\u003eThe SPR-621 is a portable, non-contact ultrasonic flowmeter designed for measuring the flow rate and velocity of liquids in pipes. It uses advanced ultrasonic technology to provide accurate measurements without the need for pipe cutting or system shutdown. The device features a built-in data logger, rechargeable battery, and supports multiple installation methods for versatility across various applications.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch5\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eNon-Contact Measurement: Measures flow without interrupting the liquid system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMultiple Installation Methods: Supports V-method, Z-method, W-method, and N-method installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt-In Data Logger: Stores up to 2000 lines of measurement data with time stamps\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRechargeable Battery: Long-lasting internal battery for extended field use\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWide Range of Liquid Compatibility: Works with standard and non-standard liquids (with sound speed input)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser-Friendly Interface: Large LCD display with menu navigation and real-time diagnostics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommunication Capabilities: RS-232 interface for data transfer and remote monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAutomatic Signal Optimization: Displays signal strength and quality indicators for optimal transducer placement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTime-Based Totalizers: Tracks positive, negative, and net flow totals with date\/time stamping\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePassword Protection: Prevents unauthorized changes to configuration settings\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h5\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Principle\u003c\/td\u003e\n\u003ctd\u003eTransit-time ultrasonic method\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlow Velocity Range\u003c\/td\u003e\n\u003ctd\u003e±0.01 to ±32 m\/s (±0.04 to ±105 ft\/s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e±1% of reading (for standard liquids and proper installation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePipe Diameter Range\u003c\/td\u003e\n\u003ctd\u003e20 mm to 6000 mm (standard), with optional large-diameter support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiquid Types Supported\u003c\/td\u003e\n\u003ctd\u003eWater, seawater, oil, chemicals, waste water, and other non-gas liquids\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Methods\u003c\/td\u003e\n\u003ctd\u003eV-method, Z-method, W-method, N-method\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Strength Indicator\u003c\/td\u003e\n\u003ctd\u003eYes (S-value)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Quality Indicator\u003c\/td\u003e\n\u003ctd\u003eYes (Q-value, 60–99 for best accuracy)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Logger Capacity\u003c\/td\u003e\n\u003ctd\u003e24 KB memory (~2000 lines of data)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Output Options\u003c\/td\u003e\n\u003ctd\u003eBuilt-in logger buffer or RS-232 serial interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eLarge-screen LCD with backlight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMenu Navigation Keys\u003c\/td\u003e\n\u003ctd\u003eDedicated keypad with ENT, MENU, UP\/DOWN, LEFT\/RIGHT functions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-In Rechargeable Battery\u003c\/td\u003e\n\u003ctd\u003eYes (operates up to several hours on full charge)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Voltage Monitoring\u003c\/td\u003e\n\u003ctd\u003eYes – displays estimated working time and low battery warning\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eRS-232 serial port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Units\u003c\/td\u003e\n\u003ctd\u003eOver 30 flow units (m³, liter, gallon, barrel, etc.) per second\/hour\/day\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C to 50°C (standard); optional extended range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-10°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompact handheld design (~200 x 100 x 50 mm approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e~400 g (without transducers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransducer Type\u003c\/td\u003e\n\u003ctd\u003eClamp-on piezoelectric transducers (standard M1\/M2 models included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Output (Optional)\u003c\/td\u003e\n\u003ctd\u003eConfigurable output based on flow rate (OCT output shared with RS-232)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch5\u003eDownloads\u003c\/h5\u003e\n\u003cp\u003e\u003ca title=\"SPR-621 Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0560\/5988\/7813\/files\/SPR-621.pdf?v=1749034439\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003eSPR-621 Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca title=\"SPR-621 Manual\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0560\/5988\/7813\/files\/SPR-621_m.pdf?v=1758202627\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003eSPR-621 Manual\u003c\/a\u003e\u003c\/p\u003e","brand":"Spartna","offers":[{"title":"Default Title","offer_id":48094050943208,"sku":null,"price":4000.0,"currency_code":"SAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0699\/6046\/6664\/files\/10_800x_577d7000-d634-44dd-b957-09e9c7f830ff.webp?v=1772441207","url":"https:\/\/mmt.com.sa\/products\/spartna-spr-621-handheld-ultrasonic-flowmeter","provider":"Measurement Methods Technology Company","version":"1.0","type":"link"}