Other types of meters communicate directly with the utility home office, without any meter readers at all. Use ofcurrent meters for continuous measurement offlows in. Easily integrate our pdf measuring tools into your application or workflow. Michael khmel national event coach mens sprints and relays tony lester national event coach womens sprints and relays. For details of how to use these measurements see the document flow characterisation for hydromatch. Users who have contributed to this file 48 lines 41 sloc 1. The adcp meter is a remote sensor of velocities in the overhead water column and is not affected by the fratil ice andweed problems. Measurement of velocity by currentmeter with diagram. This paper presents the most widely applicable onsite calibration method, the radiotracer transit time method, which can account for errors in the measurement chain. Follow onscreen instructions for each meter using device link.
A more practical method for measuring reservoir levels is to record water levels using a data. Most of moisture meters are equipped with temperature correction software. A good way to establish the accuracy of this new method is to do comparative measurements with other methods. The flow rate measurements were carried out on three different conditions. Methods of measuring surface finish direct instrument measurements direct methods enable to determine a numerical value of the surface finish of any surface. Monitoring and sampling flammable and explosive chemicals are detected by combustible gas meters called combustible gas indicators or cgi, and reported as a percent of the lower explosive limit % lel. These instruments are useful for confined space entry. Here, as the name suggests, only two wattmeter are used. Approved alternative method alt009 alternative method 5 posttest calibration introduction and background epa method 5 requires the calibration of the metering system after eac h field use. Standard test method for field measurement of soil. Click file and choose add to library from the menu. General measurement systemamplifierfilter meter oscilloscoperecorder sensor or transducer state signal conditioning state output state measured variable input signal or measurand stimulus system output optional state sensor or transducer is an input device convert the quantity under measurement into a detectable signal form. Direction of magnetic field if the magnetic field indicated by the gaussmeter is positive without sign, the pole facing the. Measuring the whole world of gas measurement technologies is presented here.
Grateful to be released from the lamp, the genie offers to grant the engineer three wishes. The matter presented here is prepared by the author for their respective teaching assignments by referring the text books and reference books. A file is divided at the file size specified in maximum email size regardless of the page separation. These methods are quantitative analysis methods and the output is used to operate recording or indicating instrument. The eigenfrequency of the oscillation of the utube is influenced by the mass and therefore by the density of the sample. Its compact design and light weight make this meter an ideal replacement for large tin meters still in service, and for downtown basement installations where a large capacity, yet easytohandle, meter is required. Classifying sprint training methods this document is adapted from the article series redefining speed, originally published in athletics weekly. Advantages the most versatile method well established and researched current meters can be accurately calibrated depth and width measurement relatively easy relatively quick and simple disadvantages. Gas meter 3d models for download, files in 3ds, max, c4d, maya, blend, obj, fbx with low poly, animated, rigged, game, and vr options. If you have questions, see the accuchek connect online setup and daily use guides for additional information. As the coil moves, the vane moves within the airtight chamber. Net class library allowing applications to create pdf files. The meter is also fitted with a streamlined weight fish weight which keeps the meter in a vertical position.
Solutions to programming exercises in introduction to java programming, comprehensive version 10th edition by y. Is it still the near field or already the far field. If you have a direct reading meter and the meter reads in mcf but you bill in ccf you need to mulitply your reading by 10. Choose each installation method 1 of ll50a, or profile and setting, then click next. Gas meters, system units, smart metering devices were visualized, basic articles about e. The sample to be measured is filled into a ushaped tube which is induced to vibrate. Measuring device method for totalizing flow meters form.
The flow rate measured by this method was compared with the flow rate measured by electromagnetic flow meter and. Latest update is support for metadata and qr code eci assignment number. Go to the location of the file you want to convert into a pdf, then doubleclick the file to open it. The second part describes stabilization methods and equipment. Requests for approval of alternate methods must be submitted in writing to the dnr. Current meter of common use may be classified in two categories according to the type of revolving. The velocity of flow at any point in the open channel can be most accurately and conveniently determined by means of a mechanical device named current meter. Yes per page a file is divided for each page so that the file size stays below the upper limit when sending a pdf tiff file with multiple pages. Also, the transducers do not require any calibration. Read this article to learn about the measurement of velocity by current meter. Double chronometry for api meter proving as described in api mpms chapter 4. Soil resistivity measurements are therefore critical for designing and constructing a grounding system appropriate for your site and requirements. Understanding the structure of the ammeter, voltmeter, and ohmmeter.
This paper presents a rapid method for propeller current meter calibration, enabling calibration of current meters in their actual working conditions using simpler equipment than what is currently. Technique for onsite calibration of flow meters installed. Minicurrent meter n 147 figure 4 mini current meter n147 figure 5 propeller n 2. Definition of streamflow streamflow, or discharge, is defined as the volumetric rate of flow of water volume per unit time in an open channel streamflow in the usgs is usually expressed in english dimensions of cubic feet per second ft3s or cfs. A floating tilt current meter typically consists of a subsurface buoyant housing that is anchored to the sea floor with a flexible line or tether. Densityspecific gravity meter kem is the only manufacturer of densityspecific gravity meters that also produces standard liquids. In this method as the water is shallow boat is not required. Configuration and use manual mmi20020949, rev ab june 2014 micro motion gas density meters gdm configuration and use manual. Department ofcommerce, ann arbor, michigan flows in the unregulated great lakes connecting channels, the st. Comparison of discharge measurement by current meter and. Understanding measurement uncertainty in power measurement. This method is for the analysis of simple fluoride ion rather than total fluoride, a s analysis using the ionselective electrode is not preceded by a distillation step.
Before proceeding with this guide make sure that your ipad is attached to your computer. Below is given a safe work method statement for performing the excavation works for different purposes like piping, trenching, man hole and cable laying etc. Mueller manufactures a complete line of quality gas meter valves and bars in many styles. This means that a meter must be calibrated separately for robusta beans and arabica beans, but also for cherries and parchment to obtain accurate measurements.
Verify that the pdf was added to the itunes library by clicking on books in the library section. The example is configured to catch all errors common to this method. Standard method of measurment smm7 click the start the download. Installing flow meters on dairies ucce manure nutrient. A guide for sand and gravel operators, july 2005 of things to consider. As hes rubbing off some stains to get a better look, a genie pops out. This method is applicable when verifying moisture meters with either digital or analogue indicating devices. Recommendations are for the meter to be at least 25 pipe. Velocityarea method discharge mean water velocity x crosssection area of water or. Send settings scanner settings user guide im c2000. This article describes a simple way to measure soil resistivity known as the wenner method.
Art its more than just taking readings have to make judgements on how best to make the readings represent what you see streams are dynamic, have everchanging flow patterns we represent complex parameters with straight lines we have to cope with less than ideal conditions. In either case, the housing tilts as a function of its shape. The second method of damping used in most meter movements is an airtight chamber containing a vane like a windmill vane attached to the coil. Learn how to read your meter and calculate your bill. Quinn great lakes environmental research laboratory, national oceanic and atmospheric administration u. Measurement of 3phase power using 2 cts and 1 wattmeter.
This document covers simple methods of measuring the flow rate. Micro motion elite coriolis flow and density meters. Direct instruments are operated by electrical principles. This method is fairly rough and ready but entails using the dip meter to tune either side of the resonant frequency to a point where the dip is reduced by about 30%. And if you received a high bill, verify that the reading is accurate by taking your own reading. Combine files into a single pdf, insert a pdf into another pdf, insert a clipboard selection into a pdf, or placeinsert a pdf as a link in another file. When the velocity is measured by the currentmeter at 0.
Woodmoisture meters verification methods and equipment. Flow meters are required when alternate methods cannot provide an accurate measurement of. Combine or merge files into a single pdf, adobe acrobat dc. In either method the results are represented by the greek letter rho. Comes with density standard liquid 5 1 da650b645b640b is not equipped with viscosity correction function. Higher values may be obtained with dilution of the sample. Specify the maximum number to divide the file to send into between 2 and 500. Measurement of high voltage university of moratuwa. An304 tegam null meter application guide introduction ag1001. Prior to discussing the differences existing in emf metrology in the near and in the far field, meaning of these notions should be. Removing the rear cover to remove the rear cover, locate the cover locking tab below the 2nd and 3rd input terminals. Understanding measurement uncertainty in power measurement by russel lindsay, anritsu company an engineer is cleaning out his garage lab one day and comes across an old oil lamp. This paper presents a rapid method for propeller current meter calibration, enabling calibration of current meters in their actual working conditions using simpler equipment than what is currently used in traditional calibrations, and exploiting the uniform velocity profile present through submerged outflows e. Above 10% of the lel indicates there is an atmosphere with potential for fire.
Description download standard method of measurment smm7 free in pdf format. Current meter gauging an art and a science science, ok. Locate the pdf you wish to transfer to the ipad and click choose. The meter design is based on internationally proven positive displacement nutating disc isolates a fixed volume of liquid and the motion is transmitted to the totaliser through sturdy in construction and operating. For directorygetfiles and directorygetdirectories for file exists, directoryexists using namespace system. This method can thus be used for permanent measurement. How to measure in the near field and in the far field. The reading of the meter multiplied by the range value gives the flux density of the magnetic field in gauss.
How to use a grid dip meter to estimate the q of an inductor. The currentmeter may be fixed at any depth on the wading rod for observing velocity. Measuring principle kem manufactures digital density meters based on the oscillating utube technique. The meters were installed on the united states side ofthe river, outside the navigation channel about 50 and 70 m from shore, in and 15 m of water. For the new user, the application guides provide a basic understanding of the fundamentals of measurement process that use null meters. This method is commonly used for the power measurement in the 3 phase circuits. Because it is the only direct way of measuring soil moisture, it is.
Meter sensors were positioned 2 m above the bottom. Uploading to the accuchek connect online diabetes management. Agilent 33500 series 30 mhz function arbitrary waveform. The rate of rotation of the wheel depends on the velocity of flow. In this method concentration is expressed as a molar concentration, in ppm meters, or in ppm meters k, where k is the absolute temperature kelvin. Reservoir diversions to storage california state water. Shunt resistors can be used in conjunction with highresistance voltmeters as well as lowresistance ammeter movements, producing accurate voltage drops for given amounts of current. Proper record keeping is required for all approved methods of determining water use. The following example demonstrates how to use the getfiles method to return file names from a userspecified location. The schlumberger method is more practical to use when the task is to plot soil resistivity at several different depths, a requirement popular with geological surveying. Learning how to use those meters and using them to measure the current, voltage, and resistance of an electric circuit. Uploading to the accu chek connect online diabetes management system step 1 step 2 see instructions below for how to put each accuchek meter into download mode. Monthly water levels can be recorded by taking a staff gage reading and recording the data in a log book.
Deployment and subsequent removal of meters took place with the assist ance of the uscgc bramble and a commercial diver, who. Pdf a method of determining an electric energy meter. It is also important that the step height is measured equally about the. The product to be tested is combined in some fashion with chemical reagents. Time taken ok except for changing flows calculation takes time meters subject. The most basic method of stealing electricity is a direct. Remove all power to the meter and load circuits before accessing inside of the meter. Follow these steps to use adobe acrobat to combine or merge word, excel, powerpoint, audio, or video files, web pages, or existing pdfs. Year end data must be submitted to idaho department of wa ter resources, 322 east front street, boise id, 83720. Flow estimation for streams and small rivers in order for hydromatch to calculate scheme details and suggest products the head and flow details of the site must be input. When using method a, the indication of the moisture meter shall be observed during a period of one minute and all changes shall be recorded. The latter units allow the direct comparison of concentrations from systems using different optical configurations or sampling temperatures. In this study, the accurate flow rate was calculated by integrating the velocity distributions over the cross section.
Ultimate flow measurement solutions for your unique application requirements. This has been done in five of hydroquebecs power plants since 1997 9, 10, by comparing the asfm method to the cm method. The method is widely used in other industries but is not yet widely used in minerals processing. Elite meters provide unmatched flow and density measurement performance to deliver the ultimate control and confidence in your most complex and challenging liquid, gas, and slurry applications.
Purpose and scope a this document specifies the meter data file format mdff to be used by mdps for the provision of metering data to mdps, enms, and registered participants. One of the direct methods of measuring high voltages is by means of electrostatic voltmeters. Use ofcurrent meters for continuous measurement offlows in large rivers jan a. A dry battery is kept on the shore or in a boat and an electric current is passed to the wheel from it. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Kems original density standard liquid guarantees high quality and reliability. For voltages above 10 kv, generally the attracted disc type of electrostatic voltmeter is used. If you want to add multiple photos to one pdf, instead do the following. A sinking tilt current is similar, but the housing is designed such that the meter hangs from the attachment point. The tegam null meter application guides are written to assist both the new and experienced user of highsensitivity null metersnanovoltmeters. This method is well suited for short intake applications where the current meter cm method is the only alternative method. Prior to calibration it is important that the surface of the glass flat is.
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