Electricalйconnection
ProlineйPromagйDй400йHART
30
Hauser
7
Electrical connection
Theйmeasuringйdeviceйdoesйnotйhaveйanйinternalйcircuitйbreaker.йForйthisйreason,
assignйtheйmeasuringйdeviceйaйswitchйorйpower-circuitйbreakerйsoйthatйtheйpower
supplyйlineйcanйbeйeasilyйdisconnectedйfromйtheйmains.
7.1
Connection conditions
7.1.1
Required tools
• Torqueйwrench
• Forйcableйentries:йUseйcorrespondingйtools
• Forйhousingйcover:йTorxйscrewdriverйorйflat-bladeйscrewdriver
• Wireйstripper
• Whenйusingйstrandedйcables:йcrimpingйtoolйforйferrule
7.1.2
Requirements for connecting cable
Theйconnectingйcablesйprovidedйbyйtheйcustomerйmustйfulfillйtheйfollowingйrequirements.
Electrical safety
Inйaccordanceйwithйapplicableйfederal/nationalйregulations.
Permitted temperature range
• –40й°Cйс–40й°F)йtoй+80й°Cйс+176й°F)
• Minimumйrequirement:йcableйtemperatureйrangeй≥йambientйtempe20йK
Power supply cable
Standardйinstallationйcableйisйsufficient.
Signal cable
Current output
• Forй0-20йmAйandй4-20йmA:йstandardйinstallationйcableйisйsufficient.
• Forй4-20йmAйHART:йShieldedйcableйrecommended.йObserveйgroundingйconceptйofйthe
plant.
Pulse/frequency/switch output
Standardйinstallationйcableйisйsufficient.
Status input
Standardйinstallationйcableйisйsufficient.
Connecting cable for remote version
Electrode cable
Standard cable
3й×0.38йmm
2
йс20йAWG)йwithйcommon,йbraidedйcopperйshieldйс й
~
й7йmmйс0.28"))
andйindividuallyйshieldedйcores
Conductor resistance
≤50йΩ/kmйс0.015йΩ/ft)
Содержание Proline Promag D 400 HART
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