Liebert XDC user manual Setpt Password, Setup Password

Page 48

Microprocessor Control

5.3.9SETPT PASSWORD

To prevent unauthorized changes to the control setpoints and alarm settings, the Liebert XDC may be configured to require a three-digit password before permitting setpoint or alarm setting changes.

To enable this feature, set DIP switch #8 in the wall box to the Off position. If DIP switch #8 is On, no password is required. Factory default for the setpoint password is 123.

To change the password:

1.Press the MENU key to display the Main Menu.

2.Use the up or down arrow keys to scroll to the SETPT PASSWORD function.

3.Press ENTER to access the SETPT PASSWORD function. The LCD will display three zeros—000.

4.Enter the present, three-digit password

a.Use the up or down arrow key to enter the first number.

b.Press the ENTER button to select the second number in the password.

c.Use the up or down arrow key to enter the second number.

d.Enter the third number by repeating Steps b and c.

e.Press the ENTER button to accept the password. The LCD will display the message

PASSWORD OK.

5.Press the ENTER button; the LCD displays the message ENTER NEW PSW and the current password. The first numeral will be selected.

6.Use the up or down arrow key to enter the first number of the new password. Press the Enter button to select the second numeral in the password.

7.Use the up or down arrow key to enter the second number of the new password. Press the Enter button to select the third numeral in the password.

8.Use the up or down arrow key to enter the third number of the new password. Press the Enter button to save the new password.

5.3.10SETUP PASSWORD

To prevent unauthorized changes to the setup configurations, the Liebert XDC may be configured to require a three-digit password before permitting setup configuration changes.

To enable this feature, set DIP switch #8 in the wall box, to the Off position. If DIP switch #8 is On, no password is required. Factory default for the setup password is 321.

To change the password:

1.Press the MENU key to display the Main Menu.

2.Use the up or down arrow keys to scroll to the SETUP PASSWORD function.

3.Press ENTER to access the SETUP PASSWORD function. The LCD will display three zeros—000. Enter the present, three-digit password

a.Use the up or down arrow key to enter the first number.

b.Press the ENTER button to select the second number in the password.

c.Use the up or down arrow key to enter the second number.

d.Enter the third number by repeating Steps b and c.

e.Press the ENTER button to accept the password. The LCD will display the message

PASSWORD OK.

4.Press the ENTER button; the LCD displays the message ENTER NEW PSW and the current password. The first numeral will be selected.

5.Use the up or down arrow key to enter the first number of the new password. Press the Enter button to select the second numeral in the password.

6.Use the up or down arrow key to enter the second number of the new password. Press the Enter button to select the third numeral in the password.

7.Use the up or down arrow key to enter the third number of the new password. Press the Enter button to save the new password.

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Contents Liebert XDC General Safety Guidelines Voltage-phase-frequency Density system = 380/415-3ph-50HzExample XDC160AA Table of Contents Alarm Descriptions and Solutions SpecificationsFigures Tables General Product Information Equipment InspectionEquipment Handling Product DescriptionHandling With Skid Removal of SkidRemove tie-down brackets Liebert XDC dimensions, weight Mechanical ConsiderationsRemoving Piano Jacks Positioning the Liebert XDCPiping locations Liebert XDC piping connection sizesPlacing the Liebert XDC on a Floor Stand Detail a Liebert XDC water/glycol piping connection SizesTOP View of Floor Stand Dimensions and clearances for Liebert XDC on floor stand Positioning the Liebert XDC with Floor StandConnecting High-Voltage Cables High Voltage ConnectionsElectrical enclosure knockout locations for field wiring Contactors Extra Low Voltage Connections Liebert XDC heat rejection connection pointsField Connections-All Units Field Connections-Optional for All UnitsField Connections-Air Cooled Units only Extra Low Voltage field connections points European Union Fluorinated Greenhouse Gas Requirements Recommended Pipe SizeLiebert XDC Interconnection With Liebert XD Cooling Module Supply, return pipe sizes for Liebert XD refrigerant loopPiping Installation Method Piping Installation-R-134a Pumped CircuitPiping Mains Bypass Flow Controllers Bypass flow controllers for a Liebert XDC-based systemRequired Number Evacuation and Leak Check-R-134a Pumped Circuit InsulationLiebert XDP Liebert XDC Filling the Pumped Circuit-R-134a System refrigerant charge for the supply and return mainsCalculating Refrigerant Charge-Example Calculating refrigerant charge-exampleWorksheet to calculate refrigerant charge Install Double Discharge Risers Double discharge riser layoutPage Installation data-Lee-Temp, one-circuit, four-fan model See for details on piping connections Piping Schematic General arrangement air cooled Liebert XDC Lee-Temp Control Recommended refrigerant line sizes, DX R-407c, OD copperRecommended refrigerant line sizes for DCSL616 For mounting instructions, refer to Figure Lee-Temp Piping Lee-Temp Control Materials SuppliedFilling the Direct Expansion DX Circuit-R-407c Indoor unit refrigerant charge-R-407cOutdoor air condenser charge-R-407c Indoor water/glycol cooled module R-407C refrigerant chargeInstallation Checklist Checklist for Liebert XDC Startup Liebert XDC pump light indicatorIndicator Lights Description Green Red Compressor oil types Refrigerant TypeCompressor Type 407c Liebert XDC system is now ready to be turned on Feature Overview Microprocessor ControlDisplay User interface keypad functionsFeature Overview Viewing or Changing SettingsControls Main MenuSetpoint functions, default values and allowable ranges SetpointsMIN Temp SP HI AIR TempActive Alarms Alarm HistoryStatus TimeSetup Operation RestartDegrees Pump Start TDPump OFF TD Lead PumpLead Tandem DipswchSetpt Password Setup PasswordAlarm Enable Calibrate SensorsAlarm Time Delay COM Alarm EnableCustom Alarms Diagnostics Custom TextAlarm Descriptions Alarm Descriptions and SolutionsRed and Green Lamp Indicators Enable / Disable Alarms Alarm Time DelaysView Active Alarms View Alarm History System Shutdown CausesTroubleshooting Liebert XDC troubleshootingToo warm Maintenance Fluorinated Greenhouse Gas RequirementsAir Cooled Condenser Testing the Water Regulating Valve Function Glycol Solution MaintenanceWater/Glycol Floor Stand Condenser Shell and Tube CondensersSpecifications Liebert XDC specificationsPerformance Data Heat Rejection EquipmentPiping Connections Performance Data204 Page Ne t ItiTi n That
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