Semiconductor-grade flow sensor measures photoresist, solvent supply

May 14, 2012 — SENSIRION introduced the SLQ-QT105 semiconductor-grade flow sensor for flow rates below 2cc/sec (120ml/min) of hydrocarbon-based liquids, such as photoresists and solvents.

The flow sensor targets high-purity fluid handling applications for semiconductor, flat panel display (FPD), and photovoltaics manufacturing. Flow is measured without moving parts and non-invasively through the wall of a straight flow channel.

The SLQ-QT105 sensor features a 40msec measurement response time and very high sensitivity for flow rates down to 0.05cc/sec (3ml/min). Detection of air bubbles in the microliter range is also possible.

A smart digital interface and robust RS485 communications enable remote deployment and provide bus capability.

SENSIRION supplies humidity sensors and flow sensors. Learn more at www.sensirion.com

Visit the Semiconductors Channel of Solid State Technology!

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