Danfoss TTS700

Figure 5-2 Bearing Calibration Tool

Ifthemessage“CalibrationFailed”or“LevitationFailed”appearswhenattemptingtocalibrate,itindicatesthesteps
expectedbytheSMThavenotbeencompleted.Todeterminethecauseoffailure,verifythefollowing:
l
Ensuretherearenofaultspresent;theshaftwillnotlevitateforvalidationifafaultispresent
l
EnsuretheRS485atJ1ontheI/Oboardisdisconnectedfromexternalcommunication;ifthechiller
controllerautomaticallysetsthecontrolmode,itwillstopthecalibrationprocessprematurely
l
EnsureInterlockisopen
5.3.3 After Calibration is Complete
Themessage“CalibrationComplete”appearswhenallSMTcalibrationstepsarecomplete,regardlessoftheresults.
Therewillbethreeoptionsavailableafterthecalibrationhascompleted.
l
Validate
l
SavetoEEPROM(IftheSavetoRAM&EEPROMradiobuttonisselectedontheConnectionManager
Window)
l
CreateReport
Eachofthesearedescribedinseparatesectionsbelow.
5.3.3.1 Validate
Byvalidatingthecalibration,youarelevitatingtheshaftusingthestoredcalibrationdata.Ifyouvalidatebefore
SavingtoEEPROM,thelatestcalibrationdatahasnoimpactontheshaftposition.
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