Endress+Hauser Proline Promag D 400 HART, Руководство по эксплуатации

Страница: 134 / 172

Technicalйdata ProlineйPromagйDй400йHART
134 Hauser
Flowйlimit Theйdiameterйofйtheйpipeйandйtheйflowйrateйdetermineйtheйnominalйdiameterйofйtheйsensor.
Theйoptimumйvelocityйofйflowйisйbetweenй2йtoй3йm/sйс6.56йtoй9.84йft/s).йAlsoйmatchйthe
velocityйofйflowйсv)йtoйtheйphysicalйpropertiesйofйtheйfluid:
• vй<й2йm/sйс6.56йft/s):йforйabrasiveйfluidsйсe.g.йpotterрsйclay,йlimeйmilk,йoreйslurry)
• vй>й2йm/sйс6.56йft/s):йforйfluidsйproducingйbuildupйсe.g.йwastewaterйsludges)
Aйnecessaryйincreaseйinйtheйflowйvelocityйcanйbeйachievedйbyйreducingйtheйsensor
nominalйdiameter.
Forйanйoverviewйofйtheйmeasuringйrangeйfullйscaleйvalues,йseeйtheй"Measuringйrange"
sectionйс ййй126)
Pressureйlossй • Noйpressureйlossйoccursйifйtheйsensorйisйinstalledйinйaйpipeйwithйtheйsameйnominal
diameter.
• PressureйlossesйforйconfigurationsйincorporatingйadaptersйaccordingйtoйDINйENй545
с ййй20)
Systemйpressure с ййй20)
Vibrations с ййй20)
16.10 Mechanical construction
Design,йdimensions Forйtheйdimensionsйandйinstallationйlengthsйofйtheйdevice,йseeйtheй"Technical
Information"йdocument,й"Mechanicalйconstruction"йsection
Weight Compact version
Weightйdata:
• Includingйtheйtransmitter
– Orderйcodeйforй "Housing" ,йoptionйM,йQ:й1.3йkgйс2.9йlbs)
– Orderйcodeйforй "Housing" ,йoptionйA,йR:й2.0йkgйс4.4йlbs)
• Excludingйpackagingйmaterial
Weight in SI units
EN 1092-1 (DIN 2501), JIS B2220
DN
[mm]
Weight [kg]
Order code for "Housing", option M, Q:
Polycarbonate plastic
Order code for "Housing", option A, R:
Aluminum, AlSi10Mg, coated
25 2.50 3.20
40 3.10 3.80
50 3.90 4.60
65 4.70 5.40
80 5.70 6.40
100 8.40 9.10