Liebert XDC Controls, Main Menu, Feature Overview, Status Display, Viewing or Changing Settings

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Microprocessor Control

5.2Controls

The Microprocessor Control for the Liebert XDC features an easy-to-use, menu-driven liquid crystal display. The menus, control features and circuit board details are described in this section.

5.2.1Feature Overview

The Liebert XDC maintains the coolant being pumped to Liebert XD cooling modules at a tempera- ture above the room dew point, preventing condensation.

5.2.2Status Display

The display normally shows the leaving refrigerant temperature on the first line and alternates between the dew point and the number of alarms present on the second line.

5.3Main Menu

Press the MENU key to display the Main Menu. The menu selections are:

•SETPOINTS

•STATUS

•ACTIVE ALARMS

•ALARM HISTORY

•TIME

•DATE

•SETUP OPERATION

•SETPT PASSWORD

•SERVICE PASSWORD

•CALIBRATE SENSOR

•ALARM ENABLE

•ALARM TIME DELAY

•COMMON ALARM ENABLE

•CUSTOM ALARMS

•CUSTOM TEXT

•DIAGNOSTICS

•END OF MENU

5.3.1Viewing or Changing Settings

To access a menu option:

1.Use the up or down arrow key to scroll to the menu option.

2.Press the ENTER button to view the current setting.

3.To change the setting, use the up or down arrow key.

4.Press ENTER to save the change.

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Contents Liebert XDC Voltage-phase-frequency Density system = 380/415-3ph-50Hz General Safety GuidelinesExample XDC160AA Table of Contents Specifications Alarm Descriptions and SolutionsFigures Tables Product Description General Product InformationEquipment Inspection Equipment HandlingRemoval of Skid Handling With SkidRemove tie-down brackets Positioning the Liebert XDC Liebert XDC dimensions, weightMechanical Considerations Removing Piano JacksLiebert XDC piping connection sizes Piping locationsPlacing the Liebert XDC on a Floor Stand Liebert XDC water/glycol piping connection Sizes Detail aTOP View of Floor Stand Positioning the Liebert XDC with Floor Stand Dimensions and clearances for Liebert XDC on floor standHigh Voltage Connections Connecting High-Voltage CablesElectrical enclosure knockout locations for field wiring Contactors Liebert XDC heat rejection connection points Extra Low Voltage ConnectionsField Connections-Optional for All Units Field Connections-All UnitsField Connections-Air Cooled Units only Extra Low Voltage field connections points Supply, return pipe sizes for Liebert XD refrigerant loop European Union Fluorinated Greenhouse Gas RequirementsRecommended Pipe Size Liebert XDC Interconnection With Liebert XD Cooling ModulePiping Installation-R-134a Pumped Circuit Piping Installation MethodPiping Mains Bypass flow controllers for a Liebert XDC-based system Bypass Flow ControllersRequired Number Insulation Evacuation and Leak Check-R-134a Pumped CircuitLiebert XDP Liebert XDC System refrigerant charge for the supply and return mains Filling the Pumped Circuit-R-134aCalculating refrigerant charge-example Calculating Refrigerant Charge-ExampleWorksheet to calculate refrigerant charge Double discharge riser layout Install Double Discharge RisersPage Installation data-Lee-Temp, one-circuit, four-fan model See for details on piping connections Piping Schematic Recommended refrigerant line sizes, DX R-407c, OD copper General arrangement air cooled Liebert XDC Lee-Temp ControlRecommended refrigerant line sizes for DCSL616 For mounting instructions, refer to Figure Lee-Temp Control Materials Supplied Lee-Temp PipingIndoor water/glycol cooled module R-407C refrigerant charge Filling the Direct Expansion DX Circuit-R-407cIndoor unit refrigerant charge-R-407c Outdoor air condenser charge-R-407cInstallation Checklist Liebert XDC pump light indicator Checklist for Liebert XDC StartupIndicator Lights Description Green Red Refrigerant Type Compressor oil typesCompressor Type 407c Liebert XDC system is now ready to be turned on User interface keypad functions Feature OverviewMicroprocessor Control DisplayMain Menu Feature OverviewViewing or Changing Settings ControlsHI AIR Temp Setpoint functions, default values and allowable rangesSetpoints MIN Temp SPTime Active AlarmsAlarm History StatusPump Start TD Setup OperationRestart DegreesDipswch Pump OFF TDLead Pump Lead TandemSetup Password Setpt PasswordCalibrate Sensors Alarm EnableCOM Alarm Enable Alarm Time DelayCustom Alarms Custom Text DiagnosticsAlarm Descriptions and Solutions Alarm DescriptionsRed and Green Lamp Indicators Alarm Time Delays Enable / Disable AlarmsView Active Alarms System Shutdown Causes View Alarm HistoryLiebert XDC troubleshooting TroubleshootingToo warm Fluorinated Greenhouse Gas Requirements MaintenanceAir Cooled Condenser Shell and Tube Condensers Testing the Water Regulating Valve FunctionGlycol Solution Maintenance Water/Glycol Floor Stand CondenserLiebert XDC specifications SpecificationsPerformance Data Performance DataHeat Rejection Equipment Piping Connections204 Page That Ne tIti Ti n