Thermal mass flow meter FastFlo™ 620S

for gasDN100 - 4"DN125 - 5"

The FastFlo™ 620S is an insertion thermal mass air flow sensor designed to give you a highly reliable, responsive and affordable mass flow measurement for light industrial applications where a NEMA 4X (IP65) enclosure is acceptable. This airflow sensor: Includes a compact, versatile, microprocessor-based transmitter Integrates flow-range adjustments, and meter validation and diagnostics Gives you the ability to “field-validate” your meter’s calibration Product Benefits Ideal for OEMs and for compressed air monitoring Smart electronics permit field adjustment of critical flow meter settings Programmable pulse output for remote totalization Minimal flow blockage and low pressure drop Field flow-range adjustment, meter validation and diagnostics Program transmitter via RS-232 using free user software or with three push-buttons on display interface Sierra's state-of-the-art ISO 9000 calibration facility matches each application for best accuracy Flow-range adjustment and validation and diagnostics Field validation/configuration to ensure operating performance Flow totalizer and alarms 2 x 12 backlit LCD display totalizer values Remote enclosure mounting available No moving parts Free computer interface software Specifications Measure air and all clean inert gases Pipe sizes from 3.7" (9.3cm) up to 24" (61cm) Small-diameter, 3/8-inch (9.5mm) sensor probe 100:1 turndown Response time is 200 milliseconds to achieve 63% of final value Enclosure NEMA 4X (IP65); remote electronics mounting available