Sensirion SLG-0150 High-Precision Liquid Flow Meter for UHPLC, 8 µL/min, 500 bar

The Sensirion SLG-0150 is a high-precision liquid flow meter specifically engineered for Ultra-High-Pressure Liquid Chromatography (UHPLC) and microfluidic applications. Utilizing a sensitive CMOSens microchip technology, it enables accurate mass flow measurement through a fused silica flow channel under pressures up to 500 bar (tested to 1200 bar endurance). Key technical attributes include:

• Flow rate range: Ultra-low flow rates up to 8 µL/min (full scale)
• Accuracy: ±5% with excellent repeatability of 0.5%, critical for consistent analytical and bioprocessing measurements
• Response time: Fast dynamic response of 40 ms enables precise monitoring in real-time biotechnological workflows and molecular diagnostics
• Connectivity: Offers multiple interfaces including analog voltage, analog current, IC, and RS485 suitable for integration into automated chromatography and synthetic biology instrumentation
• Fluidic ports: 10-32 coned connectors compatible with standard UHPLC hardware
• Compact dimensions: 80 x 30 x 20 mm facilitating seamless inclusion in tight bench-top setups and biomanufacturing process lines
• Supply voltage/current: Operates between 4-6 V, average current 51 mA, max 60 mA

This flow meter is essential for critical applications in biotechnological research, molecular cloning workflows, and biopharmaceutical production pipelines, where reliable and precise liquid flow measurement under high-pressure conditions is necessary. The Sensirion SLG-0150 is widely adopted by researchers involved in cell imaging, fluorescence analysis, and microfluidics requiring dynamic flow monitoring and leak detection. Its robustness and sensitivity make it a vital component in advanced bioprocessing and molecular diagnostics setups.