Selection Guide of Radar Level Measurement (Training E+H)_

8/19/2019 Selection Guide of Radar Level Measurement (Training E+H)_

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The Lewel product range

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lMR240

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lWicropitr*t N{Benen$ oi electromagnetlc waves

$,,r& t'Jatr i'',&., lndependent of ga .onposition

. Me6ses hac @ dd non-vacu@

. IndeFendent of altemanDg deDsity, pre$@s md

- No {ontactme6uienent

_ lndependent of{fuJ9rbdences Eirn*..aHauser ia'

Time of Flig:r:

Measufing {r lp:.; Transmtssion ol ultasonjc or mkrowave imlulses

, Renecdotr otr the sudace of tle meditrn

; Receiving oI the lefle.ied inpulses

r Calct atiotr of tne distmce hetween unit edneasur€d slriace via:

-:r ts'*ql II-;

d=C. &o:>

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Mioopjiot lyorks with high freqlenry radar pulses whichare enitted by an antema md rcflected fiom rhe products. t..e.Th"omeo'lliS ro_m6 6 ed'cddrp,hd s

dlrectly p.oportionate to ihe djstance traveled, If the tangeometry is known, the level can be caloLated from thjs

MioolilotMNon-invasive, maintenan.e free deasur€ment also udererfeme condi.iom. Unaifected by density, temperature,o d {b,Un d'uo:qi$.1\ormpoirmd.rbyou_glq1q

media (steam pressure).

P ro ces s temleratu.es up to +400'C

Process presslres up io 160 bar

72/77/2013

4

Guided Wave Radar level measurement

l@elflry M wortrs with high rrequency radar lulses whichare guided along ap.ote. As &e pluses lmpact themedim sxda.e, t]1e charaCleristic impedance changes andpart oi the emjtted puls€ is reflected. The time behveenpdse lamchjnq and rec€iving is measuredand analyzed byt]1e Llstrument and constituies a dtect measure for the

distance between the p.ocess connection and the product

Reliable and maintenance-f .ee neasurementin liquids,also in turbulent media and foam, Unaffected by densit/,temperature, condudibility and hunldity. No impailmentby outgassinq m€dia (steam pressure).

Process temleratures up to +400'C

llocess pressues up to 400 bar



Time of FlightM€.ha.:.a:/Elect omaq*eti.t,raye3

(at 0'C)

approx.200 MIIZ ... 1,5 GIlz(electronasnetic waves)

MicropilotifMR 53r approx.6 CHzFMR 23x: approx. 6 CHzFMl24x: approx. 26 GHz(electronaSnetic Mves)

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Ra{ar lrales - H{fe{ts 6n huaars ?

Leakage at closed doorl

At transmitting power ol 2 W:ap .0,1 nlY/cm,

P'rlse dudng measurenentlapp.0,00021 mw./cn,



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Aralysis ard Optir*i::*on

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. Cleu ero. description- Elnts tor rmunk shooring

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Selection Step by slea

This selection provides informaUon on different measu nq pdnciples forcontinuous lev€l/interface measurcment iD liquids as well as alplication andinstallation.

i. ovelview of measuring principles

2 Checklist of the application requirements for the co ect selection of asuitable instrument, it provides an oveNiew and is supposedto help you to

r. Selection ofthe measudng principle, the approprlate measuring principle isfi$t sel€cted according to the application andits cdteria (tanhbr,"ass,stilling well, etc.). Sele.t the principlewhich meets, i{possible, all ofthecriteia required byyou oryour plant. The measunng pnnciples are classifiedaccordinq to,,non contact" and,,contact" criteria.

{. Instmment selection - Compare yourapplication and process data vith theinstr.rment data.

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* E;:dress+Salser Radar Olfer ::g

. Two series (thee tevels of erua.y):' Misopflot sL€rtes (hign aauacy), Micropitors-series (inventory.onbolErsions)

' Midopttot i4-Senes

' High atuacy Miaolilot S-series is approred for Custody Trasfer alllicatios. IrBtrlmentacuacy:betrdiha1 lmm" Weights & Mesues appiored 6y NMi dd PTB &d oth€. national authorides

. hwentory control Mioopilot S-selies. IrEEment acNacy : 3 rm

. Cosr-etrectiresolutior

' Micropilot M-S€ries is rcll suited fo. inrentory conbol appticatioE:

, Lrtrmdt acruacy + 3 to 10 nn {dep€nding on twe), cost etre.dw sotutior

t Alnave st ddd EART ot 6lddhawethesame

. Inteqration v n Tad< Side Moniior NRF 590

&licropilot S-Series

. For HIGH ACCURACY and INVENTORY COI{TROL

. Four diflerent versions:

' FMR 540 - Horn antenna

' FMR 531 - Rod ant€nna. FMR532 -Plad antenna

, FMR533 - Parabola antenna

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72/77/2013

r.a0ar Setectron crlttria

cationl (I.e. tank

What accuracy is required?r Inventoryvs. custo dy transfer?\A/hat t]?e of product is in the tank' Diele€tdc constant

The table describesthe classification ofproducts with different dielectficconstants. In cases where th€ dielectdcconstantofa product is not loolulr we orecommend thatlroduct class B isassumed to ensure retiabte idrrir,imeasurement.

' \ lhat are the installation restdctions?

'Nozzl€ size - what nozzles ar€ availabte and are they suitable?

' Tank q?e - ls your tank a cone rool floating roof, bulj€r, €tc.?

" \ hat is the height ofthe tankT (1.e. what measuring range isrequfued?)

. \ 'hat are the application limits?

.j ;' temperature, pressure, etc.?) EidnsslHels.r'a-.,t

tan& &auginE Appll:ations

' Fixed roof tanls" Including Axlhalt applications within this E?e oftank

. lnternal floating roof tank. With and without stilling well

. E*emal floating roof tank

'With and without stillinq w€ll

1. * Horizontal cyllndrical tanl6 (non pressurized). FMR 240 ftdarwith wave guide recommended

. Bullet tank (pressudzed)

' Including LPG awlications within this type of tankSpheres

' Includins LPG alplications within this t "€ oftank' Severe duty applications

' Hiqh temperature, aqqressive products, etc.

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F'ixed RoofHigh accuracy ,a,tttti:riii:t.ltitttttt:r:i: rn qr4:.:::::i"r_:::.,n;t.i.::ati:t,

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Documents

Selection Guide of Radar Level Measurement (Training E+H)_