Emerson iCOM user manual Possible Event Notifications, Event notifications-large or small display

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Operation

3.8POSSIBLE EVENT NOTIFICATIONS

Table 9 lists alarms and warnings that may occur in a cooling unit. When any of these occur, they will appear on the Liebert iCOM Status menu and will be recorded in the Liebert iCOM Event log.

Table 9 Event notifications—large or small display

Event	Type

COMP 1 HRS EXCEEDED	WRN

COMP 2 HRS EXCEEDED	WRN

EL HEAT1 HRS EXCEEDED	WRN

EL HEAT2 HRS EXCEEDED	WRN

EL HEAT3 HRS EXCEEDED	WRN

FC HRS EXCEEDED	WRN

GENERAL ALARM	ALM

GLYCOL TEMP SENSOR	WRN

HIGH CW TEMP	WRN

HUM HRS EXCEEDED	WRN

HUMIDIFIER PROBLEM	—

HW/HG HRS EXCEEDED	WRN

LOSS OF CW FLOW	WRN

NETWORK FAILURE	WRN

ON-OFF KEY DISABLED	WRN

POWER ON	MSG

POWER OFF	MSG

ROOM SENSOR FAILURE	ALM

UNIT DISABLED	MSG

UNIT HRS EXCEEDED	WRN

UNIT ON	MSG

UNIT OFF	MSG

UNIT DISABLED	MSG

UNIT SHUTDOWN	MSG

UNIT SYNCHRONIZATION	MSG

SENSOR A FAILURE	WRN

SLEEP MODE	MSG

STANDBY MODE	MSG

SUPPLY SENSOR FAILURE	WRN

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Contents

Liebert iCOM Page Table of Contents Installing a Liebert Icom UNIT-TO-UNITNETWORK TeamworkMounting a Large Display on a Wall Figures Tables Features Large and Small DisplaysESC Keyboard icons and functions Icon Key Name FunctionStatus menu, large display, graphical view Accessing Submenus on Large Displays Accessing SubmenusAccessing Submenus on Small Displays Navigating Through the Liebert iCOM MenusEntering a Password Menu tree-Small display, stand-alone or networkedService Menu Unit Status Menu System View Status Menu Unit 1 View User MenuAdvanced Menu Unit Service Menu Unit # Viewing Multiple Units with a Networked Large DisplayAdvanced Menu Unit # SET User menu icons Service menu icons Single Unit Functions Unit/Fan Control Start StopVSD Setpoint VSD Fan Speed Setting Loss of Power AlarmFan Alarm / Fan Protection Settings AutorestartHigh Pressure Alarm Pump DownDigital Scroll High Temperature Compressor Timing-Units With Two CompressorsCompressor Sequencing Service Offset-Changing System Pressure Settings Motorized Ball Valve in Digital Scroll UnitsMBV Operation After Compressor is Turned Off Temperature Proportional Band Temperature proportional bandOne Single-Step Compressor Without Unloaders-One-Step Compressor ControlCompressor Proportional Bands Two Single-Step Compressors Without Unloaders-Two-StepTwo Compressors With Unloaders-Four-Step Two compressors with unloaders four-stepDigital Scroll Compressors Digital scroll capacity modulation, 10-100% variableDelta T Temperature Difference Between Room and Glycol Temperature Control-Second Cooling SourceDifferential Temperatures / Controls Comparator Circuit Chilled Water ControlSecond cooling source and compressorized cooling Glycool Cooling-Free-Cooling Temperature Control-ReheatReheat configuration types Dual Cooling SourceOff ½ Proportional Band Decreasing Temperature Heat On ½ Dead Band 100%Tight Mode SCR ReheatStandard Mode Humidity Control Humidification DehumidificationHumidification Humidification Infrared Humidifier Parameters for infrared humidifier controlExternal Humidifier Control-Optional Dehumidification Low Limit Dehumidification With Comp settingsDehumidification Dehumidification Compressor QuantityTemperature and Humidity Control Types Control TypesReheat During Dehumidification Humidity Sensor Reading Control Types High and Low, Temperature and Humidity Events Supply Limit-Optional User Inputs / Customer Inputs Customer inputsEvent Types and Properties Time DelayEnable or Disable Event TypesMain FAN Overload Possible Event Notifications Event notifications-large or small displayNext Maintenance Calculation Calculation of Next Maintenance and DiagnosticsCalculating Unit Wellness Fans / Heaters / Humidifier Settings and Diagnostics Parameters for Next Maintenance CalculationGeneral Maintenance Settings Compressor 1 / 2 Settings and DiagnosticsApplication of Teamwork Modes Teamwork ModeTeamwork Modes No TeamworkTeamwork Mode 1 with two cooling units Standby Rotation Typical Standby Lead/Lag Function Standby and CascadePlacement of Cooling Units U2U Hardware Cables and Network SwitchMinimum Network Switch Requirements Wiring for Unit-to-Unit Communications-U2U Sample Liebert iCOM network configurationsLiebert iCOM U2U Ethernet Network Wall-Mount Large Display Wiring a Liebert iCOM U2U Network Small DisplaysLarge Displays Combining Large and Small Displays on a U2U NetworkWiring a small display for stand-alone operation Wiring a large display for stand-alone operation Ports available for connecting Liebert iCOM control devices Liebert vNSA298 84mm 305mm 14.25 362mm DPN001136 Rev Location Considerations Necessary Mounting ItemsMounting Instructions Liebert iCOM display dimensions Spare part list parameters-large display only Spare Part List-Large Display OnlySetpoints parameters Event log parametersSet alarms parameters Sensor dataActive Alarms Active alarms parametersDisplay setup parameters Timer parameters-Sleep Mode Total run hours parametersService contacts parameters Service Menu Parameters Unit Diary-Large Display Only Unit diary parametersStandby settings / lead-lag parameters Maintenance / wellness settings parametersWellness COMP2 Wellness HEAT2 Diagnostics / service mode parameters ALM REL 7of Delay Enable Disab Enable Disab Comp 1 Overload Unit X Disconnected WRN Loss of Power LOP MSG, WRN, ALM Call Service MSG, WRN, ALM High Temperature Sensor calibration / setup parameters System / network setup parameters-large display only Network setup parameters GBPStatic RAM Not Available, Invalid, OK Options setup parameters HUM SteamService contact info parameters Service Menu Parameters Service Menu Parameters Page Ti n Ne tIti That