Apr 21, 2019 at its heart, yokogawas differential pressure transmitter with dpharp digital sensor offers the performance and device intelligence needed to get greater insight into your process. Users manual model eja110a, eja120a and ejaa differential pressure transmitters im 01c21b0101e im 01c21b0101e 11th edition yokogawa electric. Eja110a differential pressure transmitter yokogawa electric. Model eja110a, eja120a, ejaa differential pressure transmitter. Yokogawa electric corporation 2932, nakacho, musashinoshi, tokyo, 1808750 japan. Differential pressure transmitters introduction to. They feature yokogawa dpharp technology to deliver accurate, repeatable, and fastresponding differential pressure measurements.
Differential pressure yokogawa electric corporation. Unless otherwise stated, the illustrations in this manual are of the ej. Ejxa, ejx120a, ejx310a, ejx430a, ejx210a, ejx440a, ejx530a, ejx510a, ejx610a, ejx630a. Pdf users manual yokogawa electric corporation model. Oct 03, 2018 click details above to see the following content. Users of the other models should bear in mind that certain features of their. Yokogawas transmitter has 40 selfdiagnostic checks to ensure that everything is running smoothly within the transmitter.
Users differential pressure and pressure transmitters ej. Your transmitter was precisely calibrated at the factory before shipment. Overview at9000 advanced transmitter is a microprocessorbased smart transmitter that features high performance and excellent stability. Working pressure refers to the amount of gauge pressure common to each port, not the differential pressure between ports. The high performance differential pressure transmitter ejx110a features single crystal silicon resonant sensor and is suitable to measure liquid, gas, or steam. It also has the unique ability to simultaneously measure static pressure and differential pressure. Signal pressure monitoring manometer main pipe for monitoring pressure value operation check for yokogawa pressure transmitters pressure transmitter. Differential pressure transmitter working principle another common electrical pressure sensor design works on the principle of differential capacitance. Ejx series and ejae series differential pressure and pressure transmitters.
We are surplus material dealers and do not have the ability or knowledge to test items for functionality. Yokogawa assumes no responsibilities for this product except as stated in the warranty. In this design, the sensing element is a taut metal diaphragm located equidistant between two stationary metal surfaces, comprising three plates for a complementary pair of capacitors. The high performance draft range differential pressure transmitter model eja120a outputs a 4 to 20 ma dc signal corresponding to the measured differential pressure. Differential pressure transmitters, which serve as the core of field instrumentation, are widely used to measure the flow. Jan 04, 2019 yokogawa pressure transmitter pdf we have newly developed the dpharp ejx series of pressure and differential pressure transmitters with the advanced silicon resonant sensor. Differential pressure transmitter with remote diaphragm seal. Thank you for purchasingthe dpharp differential pressure and pressure transmitter. General model ejx110a specifications differential pressure. Eja series differential pressure and pressure transmitters. The mt220 employs yokogawas original silicon resonant sensora high precision pressure sensing. Pressure transmitters on the market have several different flange configurations yokogawa pressure transmitter on the medium being measured gas or liquid. Eja118e diaphragm sealed differential pressure transmitter.
Model ejaa also features remote setup and monitoring. General model eja110a specifications differential pressure. Thanks to different sensor technologies combined with compact aluminium diecast cases or plastic housings, our differential pressure transmitters may be used for numerous fluids and gases, e. Model eja110a also features remote setup and monitoring. The ejaa series is yokogawas most successful pressure transmitter line. Taking these figures at face value means this transmitter will register zero no differential pressure even if the gauge pressure applied equally to both ports is a full 1500 psi. Model eja110a, eja120a and ejaa differential pressure transmitter cmpl 1c21b001e. Dpharp eja120a, dpharp eja220a, dpharp ejaa, dpharp eja310a, dpharp eja430a, dpharp eja440a, eja118. Eja118e diaphragm sealed differential pressure transmitters can be used to measure liquid, gas, or steam flow, as well as liquid level, density, and pressure.
Differential pressure transmitter, pressure transmitter. Yokogawa eja110e differential pressure transmitter. Eja110e differential pressure transmitter yokogawa. No part of this manual may be reproduced in any form without yokogawas written permission. Model 266mst is the top performance differential pressure transmitter with multisensor technology suitable for measuring liquid, gas or steam flow as well as level, pressure and density in applications with working pressure up to 41mpa 5945psi. Series 616kd onetouch digital pushbutton calibration technology, 0. Its accurate and stable sensor can also measure the static pressure which can be shown on the integral indicator or remotely monitored via brain or hart. Yokogawa differential pressure dp transmitters measure the difference between two pressures. With an installed base of over 412 million ejaa transmitters worldwide, it has a proven track record that makes it a true industry workhorse. Comparing differential pressure transmitter accuracy. Yokogawas field digital solutions add new value to your instrumentation assets and plant operations by establishing a reliable digital communications. To ensure correct and efficient use of the instrument, please read this manual thoroughly and fully understand how to operate the instrument before operating it. Field calibration of pressuredifferential pressure transmitters field calibration of pressuredifferential pressure transmitters the mt220 can measure pressure with outstanding accuracy, high resolution, minimal tempco, and excellent stability. Pressure transmitters and transducers with industryleading performance help improve operations in a wide range of industries gain the process insight to optimize every point with over 50 years of experience, rosemount, paine and roxar pressure instrumentation provide solutions to critical measurement challenges even in the harshest.
This yokogawa elearning module covers the working principle for dpharp pressure transmitters. With an installed base of over 412 million ejaa transmitters worldwide, it has a proven. General ejx110a specifications differential pressure. General eja118e specifications differential pressure transmitter. Ejx110a outputs a 4 to 20 ma dc signal corresponding to the measured differential pressure. Pressure is experienced when a force is applied on an area. Jan 12, 2020 there are already two other answers to this question. Users of the other models should bear in mind that. Model eja110a, eja120a, ejaa differential pressure. There are already two other answers to this question. To ensure both safety and efficiency,please read this manual carefully before you operate the instrument.
Basics of differential pressure transmitters instrumentation. The accuracy of pressuredifferential pressure transmitters has continued to improve, from 0. Differential pressure level measurement has an enemy temperature. Calibration of the transmitters shall be done after completing the range setting. This device senses the difference in pressure between two ports and outputs a signal representing that pressure in relation to a calibrated range. Differential pressure transmitters are suitable to measure liquid, gas, or steam flow as well as liquid level and density. The operation menu has a simple and selfexplanatory structure and has nine selectable languages as standard. Giving these three pieces of process data, the eja110e transmitter can compensate the dp measurement for temperature effect and. Beginners guide to differential pressure transmitters. The ejaa series is yokogawa s most successful pressure transmitter line. First released in 1991, it continues to offer high performance and high reliability for any application.
Service and configuration at the dpt10 differential pressure transmitter is carried out using the optional display and operation module, which can be fitted in four positions. Sep 03, 2019 eja110e yokogawa differential pressure transmitter. Your ejx pressure transmitter was precisely calibrated at the. Ejx110a differential pressure transmitter yokogawa. Yokogawas dpharp sensor has the ability to measure the differential pressure dp, static pressure sp, and sensor temperature from a single sensor. General specifi cations eja110e differential pressure transmitter yokogawa electric corporation 2932, nakacho, musashinoshi, tokyo, 1808750 japan. General ejx110a specifications differential pressure transmitter.
View and download yokogawa ejx110a installation manual online. View and download yokogawa dpharp eja110a user manual online. Model 266drh is a differential pressure transmitter suitable for measuring liquid, gas or steam flow as well as level, pressure and density characterized by the remote seal construction. Pressure transmitters ej 110, ej 120 ej , ej 310 ej. General ejx110a specifi cations differential pressure.
Diaphragm sealed differential pressure and pressure. Yokogawa makes no warranty of any kind with regard to this manual. Yokogawa pressure transmitter pdf we have newly developed the dpharp ejx series of pressure and differential pressure transmitters. Yokogawa model eja110e differential pressure transmitter. The high performance differential pressure transmitter model ejx110a features single crystal silicon resonant sensor and is suitable to measure liquid, gas, or steam flow as well as liquid level, density and pressure. General ejx110a specifi cations differential pressure transmitter. For truly efficient field calibration yokogawa electric. Differential pressure transmitter with multisensor technology 266mst. Liquid level transmitters yokogawa pressure transmitter differential pressure to infer the level in yokogawa pressure transmitter vessel. Pressure transmitter dpharp series working principle. Field calibration of pressuredifferential pressure. The high performance differential pressure transmitter model ejaa can be used to measure liquid, gas, or steam flow as well as liquid level, density and pressure.
Jul 12, 2019 eja110e yokogawa differential pressure transmitter. At its heart, yokogawas differential pressure transmitter with dpharp digital sensor offers the performance and device intelligence needed to get greater insight into your process. The dpharp pressure transmitters are precisely calibrated at the factory before shipment. Explosionproof pressure transmitter structure type. Smartline st700 differential pressure transmitters bring smart technology to a wide spectrum of measurement applications ranging from furnace combustion airflow rate to hydrostatic tank gauging. Differential pressure transmitter with remote diaphragm seal 266drh. Differential pressure transmitter is used to measure flow of a fluid liquid or a gas. Yokogawa makes no warranty of any kind with regard to this. August yokogawas new facility in singapore will play vital role in its regional and international growth. Model eja120a also features remote setup and monitoring through communications with the brain terminal and centum cs or xl or hart 275 host. Explosionproof differential pressure transmitter is a microprocessor which has a flexible pressure calibration, programmable with hart communication, and push button configuration. Ejaa differential pressure transmitter yokogawa australia. Basics of differential pressure transmitters one of the most common, and most useful, pressure measuring instruments in industry is the differential pressure transmitter.
Absolute pressure and gauge pressure transmitters ej. Model eja series differential, gauge, and absolute pressure transmitters with optional code ff1 are applicable for use in hazardous locations. By viewing this video you can get an idea how the differential pressure transmitter works and how to measure the flow in a pipeline. Comparing differential pressure transmitter accuracy 3 differential pressure transmitters are extremely versatile instruments fitting a broad range of applications in various process industries. Differential pressure and pressure transmitters dpharp contro valve. Accuracy is a key performance measure for any processmeasuring device, and is an important factor for proper device selection and maintenance. Differential pressure and pressure transmitters ej 110. Differential pressure transmitter dp transmitter is designed to measure the difference in pressure between two points and are often used to monitor pressure restrictions across a process. It outputs a 4 to 20 ma dc signal corresponding to the measured differential pressure.
Yokogawa cannot guarantee that the instrument can be safely operated. This allow the display to operate independently from the output signal, so it can indicate information that maybe more useful at the transmitter location. Operating instructions differential pressure transmitter. Eja110e differential pressure transmitter yokogawa electric. Users manual yokogawa electric corporat ion model eja110a, eja120a and ejaa differential pressure transmitters im 01c21b0101e im 01c21b0101e. Its highly accurate and stable sensor can also measure the static pressure which can be shown on the integral indicator or remotely monitored via brain or hart. China yokogawa ejaa, yokogawa ejaa manufacturers, suppliers differential pressure transmitters, which serve as the core of field instrumentation, are widely used to measure the flow rate, pressure and density of liquids, gases and steam, as well as the level eja11a0 liquid in a tank.
Depending on the application conditions, it is necessary that you have appropriate knowledge, e. That means the accuracy and stability of the manometers used to calibrate these transmitters m ust keep pace. Yokogawas new facility in singapore will play vital role in its regional and international growth. Working of differential pressure transmitter youtube.
General eja118e specifications differential pressure. Model eja110a also features remote setup and monitoring through communications with the. Jun 21, 2016 by viewing this video you can get an idea how the differential pressure transmitter works and how to measure the flow in a pipeline. Differential pressure transmitter working principle. The high performance differential pressure transmitter model eja110a can be used to measure liquid, gas, or steam flow as well as liquid level, density and pressure. After installing the transmitter, confirm that the range and unit is set correctly. Your transmitter was precisely calibrated at the factory before. At9000 advanced transmitter flange type of differential pressure transmitter specifications are subject to change without notice. This article is a straightforward and informal guide with illustrations aimed at helping beginners to understand differential pressure transmitters principles. For differential pressure measurement pressure ranges 0.
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