Series 160 stainless steel pitot tube is constructed. Some products are stainless steel and there are different shaped pitot tubes to be used with different instruments and have different applications. The pitot tube is attached to an inverted utube water manometer. Dwyer series 160 stainless steel pocket size pitot tube, 18. The item illustrated is a dwyer model 166t telescoping pitot tube. Ideal for use with precision manometers and air velocity gauges, 160 series pitot tubes feature asme design to meet amca and ashrae specifications for maximum accuracy over a. In this video we demonstrate how to use a pitot tube and a manometer to measure velocity pressure, air velocity and airflow. Dwyer 160s series s type stainless steel pitot tubes designed specifically for flow measurement of dirty, particulate laden air or gas streams. Series 160 stainless steel pitot tubes asme design meets. The series 160f straight stainless steel pitot tube is constructed from corrosion resistant stainless steel with permanently etched insertion depth graduations for a lifetime of service.
Total and static pressure tubes are precisely aligned and welded together every 6 inches for maximum accuracy, strength, and long term durability. Used in ducts and to measure flow in air or gas streams such as smoke stacks and other environmental. Measuring velocity pressure, fpm and cfm with a testo 510i. Series 160s pitot tubes and series dm1200 digimag digital differential pressure and air flow gage a little dust is generated, could it affect the dm1200 reading answer the 160s pitot tube is specifically designed for flow measurement of dirty, particulate laden gas or air so a bit of dust should not be an issue for your application.
Dwyer series 160 16712 stainless steel pocket size pitot tube, 1 8 diameter, 12 insertion length. See measuring air flow in the technical reference section for complete application information. A158 split flange mountingcan be added to any dwyer no. The hall flowmeter is a modified pitot tube which averages the the velocity of flow across the diameter of the pipe carrying the water. Designed to meet british standard 1042 product details. Dwyer series 160 stainless steel pocket size pitot tube, 1. That means only one reading is required to provide an accurate measurement. The red calc free pitot tube airflow tool gives this adjusted airflow as its final. Provide an eggcrate type of flow straightener 5 duct diameters upstream of pitot.
It is widely used to determine the airspeed of an aircraft, water speed of a. Adjustable design extends insertion length to 36 inches product details. Large 516 diameter stainless steel tubing resists plugging under harsh, sooty conditions which quickly block. Apr 12, 2020 dwyer pitot tube pdf monitor and control air velocity with these pitot tubes. Series 160s s type stainless steel pitot tube dwyer inst. Telescoping stainless steel pitot tube is an air flow sensor that can be easily be adjusted for. A pitot tube can be used to measure fluid flow velocity by converting the kinetic energy in a fluid flow to potential energy. Averaging pitot tube is a multiport self averaging flow meter. Easy online ordering for the ones who get it done along with 247 customer service, free. Easy online ordering and nextday delivery available with 247 expert product support. Dwyer 167 6 stainless steel pitot tube 6 l short tip 1 8. The straight design allows for easy insertion into ducts through grills and pressure taps, as.
They come with an airvelocity slide chart and directreading flow chart. Bulletin h12a series 160e modified ellipsoidal pitot tubes. These pitot tubes are made out of tough and durable stainless steel and are etched with insertion depth graduations in addition to silver soldered connections to help prevent leaks. Jul 04, 2019 monitor and control air velocity with these pitot tubes. Peetoh tube, also known as pitot probe, is a flow measurement device used to measure fluid flow velocity. We specifically demonstrate the testo 510i manometer on a round duct. Answer the optional mounting gland, model a159, is designed to slide over any series 160, 516 diameter standard pitot tube. Series 160 stainless steel pitot tubes asme design meets amca. The gland fitting a159 is shown as an accessory to the series 160 pitot tube.
Dwyer stainless steel pitot tubes from davis instruments. Of 304 stainless steel design, the dwyer 160 series pitot tube is available in multiple insertion lengths to suit ventilation duct diameterswidths from 100mm to over 5m. Units can also be used to sense differential pressure at other locations in the main or branch duct systems. The principle is based on the bernoulli equation where each term of the equation can be interpreted as pressure. Stainless steel pitot tubes asme design meets amca and ashrae. Total and static pressure tubes are precisely aligned and welded together every 6 inches for maximum accuracy, strength, and long term. How do you install the fitting past the elbow in the tube. For blind applications or in thicker materials, use model a156 flange mounting plate. The series 160s s type stainless steel pitot tube is designed specifically for flow measurement of dirty, particulate laden air or gas streams typical in smoke stack and other environmental testing. Conventional pitot tubes sense velocity pressure at only one point in the flowing stream.
Ideal for use with precision manometers and air velocity gauges, 160 series pitot tubes feature asme design to meet amca and ashrae specifications for maximum accuracy over a wide variety of flow conditions. Dwyer 160kit pitot tube set of standard tubes tequipment. Silver soldered connections for leakproof operation. Aug 22, 2019 monitor and control air velocity with these pitot tubes. Pitot tubes are single point sensors with velocity pressure output for indication of air flow rate. The total pressure connection on the pitot tube is connected to one of the high pressure ports on the gage. Pitot tubes have been used in flow measurement for years. Averaging pitot tubes are generally used for large line sizes or ducts where other primary devices become relatively expensive. Dwyer static pressure sensors, pitot tubes and vav. Aug 01, 2018 dwyer offers many styles of pitot tubes. For use with the testo 510, 435, or other micro manometer digital manometers to measure velocity pressure the difference between static pressure and total pressure in ducts. Pitot tubes are commonly used sensors for monitoring air velocity and flow rate in heating, ventilation, and air conditioning. Mar 09, 2017 in this video we demonstrate how to use a pitot tube and a manometer to measure velocity pressure, air velocity and airflow.
Care must be taken to ensure that the pitot tube should be inserted at least 812 duct diameters downstream from elbows, bends or other obstructions which cause turbulence. The static pressure port is parallel to the sensing tube to allow quick, easy alignment of the tube with air flow. Series 166t telescoping stainless steel pitot tube. Stainless steel pitot tube series 160, telescoping stainless steel pitot tube series 166t, and s type stainless steel pitot tube series 160s. The pitot tube must be pointed directly into the air stream. Monitor and control air velocity with these pitot tubes.
Therefore, a series of measurements must be taken across the stream to. These pitot tubes are constructed out of a durable stainless steel with etched insertion depth graduations and silver soldered connections to help prevent leaks. Series 160f straight stainless steel pitot tubes dwyer inst. Dwyer instruments 1608, stainless steel pitot tube, 516 dia. A universal model fits the user supplied 34 schedule 40 pipe in any length. Stainless steel pitot tubes asme design meets amca. Ideal for use with our precision manometers and air velocity gages, dwyer pitot tubes are constructed from corrosion resistant stainless steel for a lifetime of service. Dwyer 160 series pitot tubes offer a single point air velocity measurement in ventilation duct systems. The dwyer 160 series stainless steel pitot tubes are designed for use with differential pressure transmitters, manometers, or air velocity gauges to measure air flow in ducts.
Knowledge base technical questions faq dwyer instruments. Duct diameter should be at least 30 times the diameter of the pitot tube. Along with the gage, a pitot tube connected by means of rubber or vinyl tubing is also used. The pitot tube was invented by the french engineer henri pitot in the early 18th century and was modified to its modern form in the mid19th century by french scientist henry darcy. Buy dwyer 167 6 stainless steel pitot tube 6 l short tip 1 8 dia and more from our comprehensive selection of dwyer stainless steel pitot tubes. Where duct interior is accessible, use the washers and jam nut supplied. Located the pitot tube section providing 812 or more duct diameters upstream and 112 or more diameters down stream of pitot tube free of elbows, size changes or obstructions. Answer in our application guides on flow products, we explain very well how to take air velocity readings. Dwyer 160 series pitot tubes are constructed from corrosion resistant stainless steel for a lifetime of service. Twopart stainless steel fitting slides over tube and provides permanent, secure mounting. Pitot tubes inline flow sensors dwyer ds300 series 6 inch. The series pafs averaging flow sensor is ideal for sensing differential pressure in the inlet section of variable air volume terminal units and fan terminal units. The series 160 stainless steel pitot tube is constructed from corrosion resistant stainless steel with permanently etched insertion depth graduations for a lifetime of service. All have a 516 od tube with inch graduation marks on both sides.
They have two internal tubes that measure static pressure and total pressure. Buy dwyer stainless steel pitot tubes and more in our comprehensive pitot tubes. Dwyer series 160 16712 stainless steel pocket size. It is a primary element for flow measurement of gas, liquid, vapour in pipelines and ducts based on the principle of measurement of differential pressure created when an obstruction is placed in the fluid flow due to increase in fluid. Apr 03, 2020 monitor and control air velocity with these pitot tubes. Dwyer 160s series pitot tubes are designed specifically for flow measurement of dirty, particulate laden air or gas streams typical in smoke stack and other environmental testing. Series 160 stainless steel pitot tube product description dwyer stainless steel pitot tube is ideal to be used in the industrial operations with our precision manometers and air velocity gages. When setting up your pitot tube, always follow the manufacturers recommendations. Dwyer 160kit pitot tube set of standard tubes includes 18, 24, 36, and 48 dwyer pitot tubes. Dwyer series 160 16712 stainless steel pocket size pitot. Pitot tubes inline flow sensors dwyer ds300 seriesinline flow sensors are averaging pitot tubes that provide accurate and convenient flow rate sensing for schedule 40 pipe. Precisely located, burr free static pressure holes. The 160 series is designed per asme and meets amca and ashrae standards insertion depth is stamped on the side of the pitot. Dwyer instruments 160eu, ellipsoidal tip universal pitot tube, attaches to any length of 34 sch.
Pitot tubes inline flow sensors dwyer ds300 series 6. Dwyer 160kit standard pitot tubes 18 to 48 inch includes 18, 24, 36, and 48 dwyer pitot tubes. Differential pressure measurement on gas hot water heaters or on filters of air conditioning systems, and also flow measurements in ventilation ducts using a pitot tube. Pitot tube airflow tool guide what this tool does this tool, along with a pitot tube and a digital manometer, allows you to accurately measure the airflow within a duct of 4 inches 10. Obtaining accurate mean velocity measurements using pitot tubes 643 and the measurements can be affected by heat conduction to the walls, free convection effects, ambient temperature changes, calibration drift, the dif. Series pafs averaging flow sensor dwyer instruments. Air velocity and flow measurement with pitot tubes dwyer. Pitot tubes air quality 122 dwyer instruments, inc.
Secure flange loosely to tube, adjust tube depth and tighten screws. Pitot tube airflow tool guide residential energy dynamics. Averaging pitot tube general instruments consortium. Use with air velocity gauges, balancing kits, pneumatic air velocity transmitters, electronic air velocity transducers, and other applications where air velocity measurement is needed. Various standard sizes are available for use in ducts. Company info about us careers press releases event calendar contact usfeedback authorized dealers free catalog request look up my. Dwyer stainless steel pitot tube is ideal to be used in the industrial operations with our precision manometers and air velocity gages. Hemispherical tip design, best for accuracy if imperfectly aligned and nearly impossible to damage. Some pitot tube manufacturers recommend multiplying the airflow result by 90 percent 0. The one illustrated is a single compact unit can replace up to five conventional fixed length pitot tubes.