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ENGLISH
EVD
4
+030220227 - rel. 2.1 - 12.06.2008
MAINTENANCE group
Parameter name Description
Manual mng.
driver ‘X’
EEV Mode electronic expansion valve control mode, read EEV mode man.
Requested steps required motor position in manual control.
EEV position calculated electronic expansion valve opening position
Driver ‘X’ status Go ahead enable restart following error
Probes offset S1 correction of the lower limit of S1
Probes offset S2 correction of the lower limit of S2
Probes offset S3 correction of the lower limit of S3
ADVANCED SETTINGS – SPECIAL TOOLS
Not available
ALARMS (for driver ‘X’)
Parameter name Description
alarm probe error active following an error on the signal from the probe
alarm Eeprom error active following an EEPROM memory error
alarm MOP timeout active in conditions with excessive evaporation pressure
alarm LOP timeout active in conditions with insuffi cient evaporation pressure
alarm Low Superheat active in low superheat conditions
EEV not closed active due to failed valve closing
driver X high superheat driver X with high superheat
3.4.3 Start-up
After having connected the EVD
4
, cas described in 3.4.1, confi gure the parameters listed in 3.4.2 using
the display that manages the pCO, according to the application and/or systems used. For the unit to be
correctly operated, the SYSTEM SET and AUTOSETUP levels need to be compiled.
If some essential fi elds have not been confi gured, the alarm message
– DRIVER “x” AUTOSETUP PROCEDURE NOT COMPLETED –
will prevent the unit from being started until the autosetup procedure has been completed.
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