Search results with tag "Air velocity"
Variable air volume (VAV) Air Handling System What …
www.airah.org.auAir Flow Measuring – Velocity sensor Flow measurement is the key factor in VAV controls 1. Based on ASHRAE 2001 Fundamentals, Chapter 14.15 Measurement and Instruments (table 4) Pitot tube is a Standard instrument for measuring duct velocities It can measure air velocity in the duct from 0.9 to 50 m/s with micro manometer
Invensys Electric/Electronics Products Catalog
www.hvacusa.compressure transmitter, or receiver-controller, pneumatic PC pressure, two-position (three-wire), electric PCP PNEUMODULAR control panels PF pressure, floating, electric PKSR differential water pressure or air velocity transmitters, pneumatic PP pressure, proportional, electric or pneumatic R electric power relays, pneumatic relays, P.E.
Fan Fundamentals - Greenheck Fan
www.greenheck.com132 FAN FUNDAMENTAlS STATIC PRESSURE GUIDELINES STATIC PRESSURE GUIDELINES Nonducted 0.05 in. to 0.20 in. Ducted 0.2 in. to 0.40 in. per 100 feet of duct (assuming duct air velocity falls within 1000-1800 feet per