DATA SHEET Mass Flow Controllers & Meters Model 5700 Electronic Flowmeter The Brooks® Model 5700 is a gas flow meter specially designed to satisfy the needs of purge gas, process analysis and analytical flow measurement applications. The Model 5700 utilizes a proven thermal mass flow sensor which provides excellent repeatability, wide turndown and an electrical output signal. It has a rugged all stainless steel construction and no moving parts providing superior corrosion resistance and longterm reliability. The Model 5700 is an economical meter with an electrical output signal making it ideal for replacing turbine meters, variable area meters and other volumetric devices. Product Features: • Mass flow measurement - No temperature or pressure correction required • Wide range of flow rates - Satisfies most applications • Excellent repeatability - Delivers consistent process/test results • No moving parts - Ensures long-term reliability • Stainless Steel wetted materials - Compatible with most process/test gases • Single sided power input - Simplifies and reduces cost of installation • 0-5 Volt output signal - Allows flow indication, trending and totalizing • European Community CE Certified - Ensures electrical integrity for every application Product Applications • Purge gas measurement • Gas analyzers • Particle monitors • Moisture analyzer • Air/oxygen gauging equipment • Medical anesthesia/oxygen systems • Gas blanketing • Exhaust flow measurement • Aeration/Foaming • Hydrogen and oxygen gas measurement to burner feed • Bubbler system monitor • Fermentation gas feed Gas Analyzer Application Diagram

Product Specifications PERFORMANCE Standard Flow Ranges* 5% full scale including linearity Temperature Sensitivity Pressure Sensitivity Zero: less than ±0.075% full scale per degree C Span: less than ±0.075% full scale per degree C Less than 0.05% per psi (0.0073% per KPa) Mounting Attitude Sensitivity Less than 0.5% full scale shift after rezeroing Working Pressure Temperature Limits Mechanical: 1/4” FNPT Electrical: 5-Pin post header horizontal mount AMP 171826-5. The mating connector is AMP 172053-5 Output Signal 0-5 Vdc into 1000 ohms or greater *Nitrogen, 760 torr Reference Pressure, Reference...

Model Code Code Description I. II. Base Model Number Flow Range (*) Reference Temperature Process Connection Code Option Option Description 5700A A B C D E F G H J K L M 1 2 A B C D 1 A B C D A Material of Construction Options Model 5700 Mass Flow Meter 0-10 ml/min 0-20 ml/min 0-50 ml/min 0-100 ml/min 0-200 ml/min 0-500 ml/min 0-1 liters/min 0-2 liters/min 0-5 liters/min 0-10 liters/min 0-20 liters/min 0-50 liters/min 70° F (Standard) 0°C (Normal) Integral 1/4” (f)NPT 1/8” Compression 1/4” Compression 3/8” Compression Stainless Steel None 10 ft (3 meter) cable assembly Clean for oxygen service...

Service and Support Brooks is committed to assuring all of our customers receive the ideal flow solution for their application, along with outstanding service and support to back it up. We operate first class repair facilities located around the world to provide rapid response and support. Each location utilizes primary standard calibration equipment to ensure accuracy and reliability for repairs and recalibration and is certified by our local Weights and Measures Authorities and traceable to the relevant International Standards. Visit www.BrooksInstrument.com to locate the service location nearest...