Emerson DE, VH, VE, DH manual Liebert Deluxe System/3

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Precision Cooling

For Business-Critical Continuity™

Liebert Deluxe System/3™

Operation and Maintenance Manual 50 and 60 Hz, 6-30 Ton DX Systems (DH/DE/VH/VE);12-60 Ton CW Systems (FH/UH)

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Contents Liebert Deluxe System/3 Page Table of Contents Main Menu AG-Run Diagnostics Temperature Control Alarm Descriptions and SolutionsSystem Testing Figures Page Introduction System DescriptionGlycool Chilled Glycol Cooling Systems Chilled Water SystemsDual Source Cooling Systems Additional Considerations for Upflow Units Initial START-UP ProcedureBasics Advanced Microprocessor Controls SetupDisplay the Main Menu-AM Control Advanced microprocessor AM control menu Active Alarms Main Menu AM-Status/Alarm DataAlarm History Log Operating StatusSetup System Selection Main Menu AM-Setpoints/SetupDefault control and alarm setpoints Analog SensorsSetup functions and factory default values Setup OperationFunction Default Range DIP switch settings Show DIP SwitchesSelect Options Calibrate SensorsSelect Control Type Setup AlarmsAlarm Default Delay seconds Alarm default time delayAnalog Setup Standard Alarm MessagesHumidity Control Method Set Status Display Run DiagnosticsCalibrate Actuator Show InputsMain Menu AM-Date and Time Change PasswordsTest Outputs Test Control BoardMain Menu AM-Status Display Load Control FeaturesControl Circuit Board Communications DIP SwitchesNonvolatile Memory Control OutputsView/Change Functions Monitor functionsAdvanced microprocessor with graphics control panel Advanced Microprocessor with Graphics Control SetupAdvanced microprocessor with graphics AG control menu Display the Main Menu-AG Control Main Menu AG-View/Set AlarmsMain Menu AG-Status Display Alarm Seconds Default Time DelayStandard Custom Alarm Messages Set Up Custom AlarmsSetup Water Detect Floor Plan Installation-LT750 DIP Switch SettingsMain Menu AG-Operating Status Main Menu AG-Setup SystemMain Menu AG-View/Set Control Setpoints Auto Restart Delay Cold Start DelayDefault Settings and Ranges IR Flush Overfill infrared humidifiers onlySelect Control Algorithm Calibrate Valve ActuatorSelect Humidity Sensing Mode Main Menu AG-Run DiagnosticsShow Inputs Main Menu AG-Date and Time Dehumidification with Normal or Delayed ReheatMain Menu AG-Plot Graphs Main Menu AG-Analog/Digital Inputs Main Menu AG-View Run Hours Log Set Up Digital InputsRead Digital Inputs View 24 Hour Run Time HistoryControl Circuit Board On/Off Status Time View Only Silence Alarm Response by Control TYPE-ADVANCED Microprocessor Controls Temperature ControlDual Cooling Source Glycool CoolingChilled Water Cooling Heating Operation Electric ReheatHot Water/Steam Heat Humidity ControlDehumidification/Humidification Required, in Percent % Control Types Proportional ControlChilled Water Dehumidification Dual Cooling Source DehumidificationHumidification Operation System Activation Suggested System Tuning Procedure Intelligent Control Load Control Features Analog Sensors Connecting the Analog SensorsChanging factory-set sensor inputs Additional connections available after unit deliveryWater Detection Display SetupPhysical Connections Calibration View/Change Functions Alarm Descriptions and Solutions Standard AlarmsChange Filter Compressor OverloadHigh Temperature Custom Alarms Only With Advanced ControlsHigh Temperature and Low Temperature Simultaneously Humidifier Problem Infrared HumidifiersLow Temperature Loss of PowerLoss of Air Flow Low HumidityOptional/Custom Alarms Component Operation and MAINTENANCE, Checks and Adjustments System TestingEnvironmental Control Functions Proportional Heating/Cooling/ DehumidificationElectric Panel Fan Safety SwitchControl Transformer and Fuses FirestatBlower Package FiltersFan Impellers and Bearings BeltsElectronic Variable Speed Drive Inverter Refrigeration SystemCompressor Oil Level Discharge Pressure Suction PressureSuction Superheat Thermostatic Expansion Valve OperationHot Gas Bypass Valve Operation AdjustmentAir Cooled Condenser Outdoor fan/condenser configurationTesting Function of Valve Adjustment Johnson Controls/Penn Johnson valvesGlycol Solution Maintenance Water/Glycol Cooled Condensers Shell and Tube CondensersMechanical Failure Compressor ReplacementElectrical Failure Humidifier Compressor Replacement ProcedureInfrared Humidifier Changing Humidifier Lamps Autoflush Infrared Humidifier Cleaning SystemAutoflush Operation Humidifier lampsSteam generating humidifier Steam Generating HumidifierReplacing the Canister ControlsHumidifier canister part numbers Faults-canister generator humidifierPriority Name LED Indication Description Steam generating humidifier capacity Circuit Board AdjustmentsCapacity Hz Models Lbs/hr kg/hrUnit Rated Rated Values Voltage Capacity Electric ReheatVoltage AMP Set Pt Blower troubleshooting TroubleshootingChilled water troubleshooting Symptom Possible Cause Check or RemedyCompressor and refrigeration system troubleshooting Compressor and refrigeration system troubleshooting Glycol pumps troubleshooting Dehumidification troubleshootingAdjustments on Humidifier-steam generator troubleshootingReheat troubleshooting Humidifier-infrared troubleshootingMaintenance Inspection CHECKLIST-MONTHLY Maintenance Inspection CHECKLIST-SEMIANNUAL Iti Ne tTi n That

VE, DH, VH, DE specifications

Emerson is a well-known brand in the field of automation solutions, offering a range of products that cater to various industries. Among its diverse portfolio, Emerson’s products like DE (Digital Electronics), VH (Variable Frequency Drives), DH (Distributed Control Systems), and VE (Valve Positioners) stand out for their advanced features, cutting-edge technologies, and unique characteristics.

Digital Electronics (DE) from Emerson represents the backbone of modern automation systems. These devices are characterized by their highly reliable digital communication capabilities, providing robust solutions for process monitoring and control. DE products integrate seamlessly with various automation platforms, allowing for easy data exchange and system interoperability. The advanced analytics embedded in these systems enable predictive maintenance strategies, enhancing overall operational efficiency.

Variable Frequency Drives (VH) are integral to motor control technologies, maximizing energy efficiency in various applications. Emerson's VH drives are designed for flexibility, supporting multiple motor types and configurations. These drives utilize pulse width modulation (PWM) technology, allowing for precise speed control and improved application performance. Their built-in protection features help extend motor life, prevent downtime, and reduce maintenance costs. Furthermore, the user-friendly interfaces of VH drives facilitate quick setup and troubleshooting.

Distributed Control Systems (DH) from Emerson provide a holistic approach to managing complex industrial processes. They enable centralized control while ensuring that local operations continue seamlessly. DH systems are characterized by their modular architecture, making them highly scalable and adaptable to changing operational needs. Advanced control algorithms within these systems help optimize processes, ensuring maximum productivity. Additionally, their enhanced cybersecurity features protect critical industrial operations from potential threats.

Emerson's Valve Positioners (VE) play a crucial role in regulating flow and pressure in various processes. These devices provide precise positioning capabilities, enhancing the performance of control valves. The VE systems incorporate smart technologies such as adaptive control and diagnostics, allowing them to self-tune and deliver accurate performance over time. Their compact design and robust build ensure they operate effectively in challenging environments.

In summary, Emerson's DE, VH, DH, and VE offerings embody the latest innovations in automation technology. Their main features, including digital communication, energy efficiency, scalability, and precision control, cater to the diverse demands of modern industries. With these products, Emerson not only enhances operational efficiency but also paves the way for intelligent automation solutions that are crucial for the future of industrial processes.