Water Meter Testing Standards

Water meter testing our nata accredited water meter testing laboratory offers comprehensive testing of water meters from from 15 mm up to 50 mm and for flow rates ranging from 4 l h to 30 kl h. Water testing standards astm s water testing standards are instrumental in specifying and evaluating the methods and facilities used in examining the various characteristics of and contaminants in water for health security and environmental purposes. These targets are usually driven by the units of the meter s register.

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Standards become irrelevant if meters are not tested at consistent flow rates.

Water meter testing standards.

Assessments can be operated at flow rates up to 150 gpm for water meters 5 8 2 in diameter. Meter reading testing replacement and data management are key responsibilities that every water company or utility must address. Ansi awwa c750 standard for transit time flowmeters in full closed conduits addresses transit time ultrasonic copyright 2012 american water works association. The standard for fluidic oscillator meters is ansi awwa c713 standard for cold water meters fluidic oscillator type.

In the interest of providing guidance to water utilities a recent study was conducted to observe the ability of 12 utilities to accurately test meters especially at low flow rates. Awwa states that either 10 ft 3 or 100 gallons should be collected for the 15 gpm test and 1 ft 3 or 10 gallons should be collected for the 2 and 0 25 gpm tests. Testing performed to awwa c700 low intermediate and high flow standards. Sanyi ph meter water quality test meter professional 4 in 1 tds meter digital water test meter kits 0 14 00 ph and 0 9999 ppm measure range for drinking water hydroponics aquariums swimming pools 3 9 out of 5 stars 32 16 99 16 99 8 50 item get it as soon as mon aug 31.

This makes monitoring water use and calculating our exact consumption all the more important leading to an increased use of water meters. Ultrasonic and electromagnetic meters. Wm 01 water test station installation 11 03 2006 wm 02 water test station enclosure locations 11 03 2006 wm 03 retaining wall for fire hydrants and water and recycled water appurtenances 09 12 2008. Water meters are the basic link between a water company and its customers.

Our facilities have the capabilities to test water meters in a wide range of operating conditions similar to those they d experience during service. Improving meter testing procedures key takeaways through sound meter testing methods water utilities can better determine a meter s accuracy in measuring flow. Wi 06 standard symbols for potable and recycled water construction drawings 11 03 2006 miscellaneous water details. This growing need has led iso technical committee iso tc 30 the group of experts working on standards in this field to revise iso 4064 so that it better covers the requirements of water meters for both cold drinking water and hot water.

Meter reading and data management are discussed in the previous bmp on customer water use data collection and management. This bmp will focus on testing repair and replacement of meters.