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Summary of Contents for Hoval ServeCool
- Page 1 System control for ServeCool Operating Instructions System control for ServeCool Operating Instructions 4 219 126-en-01...
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Page 2: Table Of Contents
System control for ServeCool Content 1 Use 1.1 Intended use ..............3 1.2 User groups ..............3 2 Basic principles 2.1 Operating modes ............4 2.2 Setpoint sets ..............4 2.3 Operating and display elements on the control panel ..5 2.4 Icons ................ -
Page 3: Use
1 Use 1.1 Intended use The ServeCool system control is used for clearly laid-out operation of ServeCool units. It is operated via the web application integrated in the controller with a graphical user interface (Web GUI). Any web browser can be used for access via the interface directly on the unit (recommended web browser: Google Chrome). -
Page 4: Basic Principles
System control for ServeCool Basic principles 2 Basic principles 2.1 Operating modes The ServeCool unit has the following operating modes: ■ Summer operation ■ Winter operation The system control controls and regulates the unit according to demand and depending on the operating conditions. Switching between summer and winter operation is carried out via the time program. -
Page 5: Operating And Display Elements On The Control Panel
Network interface ■ Main switch Operation indicator light Green... ServeCool unit ON or in standby mode Off ..ServeCool unit OFF Indicator lamp and pushbutton Fault / Reset Red ..There is a fault message. Press the button to acknowledge faults. -
Page 6: Icons
System control for ServeCool Basic principles 2.4 Icons Icon Meaning Edit value Save value Cancel Display help text Fault Manual set value active 2.5 Buttons in the header ■ Open Process diagram screen ■ Open Data points screen ■ Fault exists | Show fault messages ■... -
Page 7: Process Diagram
System control for ServeCool Process diagram 3 Process diagram The Process diagram screen shows the following information and buttons: ■ Overview: Information about valid set value specifications and the current operating mode ■ Process diagram with current measured values and status displays ■... -
Page 8: Overview
System control for ServeCool Process diagram 3.1 Overview Set value specification Display of the currently valid set value specification: – Set values for building management system mode (BMS) – Set values for local mode (Local) Switching between local mode and BMS mode is done via the selector switch on the control panel or via a software switch (software parameter 9000-08 in the Data points screen). -
Page 9: Specifications
System control for ServeCool Process diagram 3.2 Specifications BMS/Local set value specifications Displaying the set value specifications for BMS operation, displaying and setting the set value specifications for local operation: – Temperature (supply air) – Humidity (supply air) – Flowrate (supply air) –... -
Page 10: Process Diagram
System control for ServeCool Process diagram 3.4 Process diagram The process diagram shows a unit overview with current measured values and status displays. Supply air Chilled water 1003 Combination sensor supply air 5000 Cold water valve 1004 Bypass damper cooling coil... -
Page 11: Data Points
System control for ServeCool Data points 4 Data points The Data points screen displays the operating and control parameters of the system control: ■ The parameters are thematically grouped: – Click a group or component to show/hide the associated parameters. -
Page 12: Night-Time Reduction
System control for ServeCool Data points 4.1 Night-time reduction Notice Use the 'nighttime reduction' function so the unit will be operated particu- larly quietly during the night. It reduces the exhaust air flow rate and thus the noise level of the fans. But please note that the cooling power will also be reduced! ■... -
Page 13: Zone Control
System control for ServeCool Zone control 5 Zone control The Process diagram Zone screen shows the following information and buttons: ■ Set points: Entering the set values ■ Open Process diagram Zone screen ■ Open Data points Zone screen ■... -
Page 14: Set Points
As long as you have not yet made a selection, 'Init' is displayed and the units in the zone are switched off. The 'Release' parameter can be used to switch all ServeCool units in the zone on and off. 4 219 126-en-01... -
Page 15: Process Diagram Zone
5.2 Process diagram Zone The zone process diagram shows a zone overview with current measured values and status displays. ■ Status display of the ServeCool units (On / Off, supply air fan, exhaust air fan, condenser) ■ Temperature / humidity of supply air ■... -
Page 16: Data Points Zone
System control for ServeCool Zone control 5.3 Data points Zone The Zone data points screen displays the operating and control parameters of the zone control: ■ The parameters are thematically grouped: – Click a group or component to show/hide the associated parameters. -
Page 17: Faults
System control for ServeCool Faults 6 Faults The following table contains an overview of all faults and their cause. Contact Hoval customer service to have faults rectified. Fault Cause System reaction Remedy Group 00 – Control panel Units with source switching... - Page 18 System control for ServeCool Faults Fault Cause System reaction Remedy Combination sensor / Fault in the supply air temperature Check combination sensor supply 10-03-01 – Temperature fault message measurement air. Call Hoval customer service. Combination sensor / The measured supply air temperature is 10-03-03 –...
- Page 19 System control for ServeCool Faults Fault Cause System reaction Remedy Combination sensor / Fault in the extract air moisture meas- Check combination sensor 20-00-08 – Rel. humidity fault message urement (relative humidity) extract air. Combination sensor / The measured relative humidity of the 20-00-10 –...
- Page 20 System control for ServeCool Faults Fault Cause System reaction Remedy Group 40 – Fresh air CPS operation (Condensation Combination sensor / Fault in the fresh air temperature Check combination sensor fresh 40-00-01 Prevention System) no longer Temperature fault message measurement air.
- Page 21 System control for ServeCool Faults Fault Cause System reaction Remedy 60-06-01 Flow sensor / Fault message Fault in the flow rate measurement The unit blocks adiabatic Check water supply. The measured flow rate is too low for cooling. 60-06-03 Flow sensor / No flow adiabatic operation.
- Page 22 System control for ServeCool Notes 4 219 126-en-01...
- Page 23 System control for ServeCool Notes 4 219 126-en-01...
- Page 24 System control for ServeCool Contact International Hoval Aktiengesellschaft 9490 Vaduz Liechtenstein Tel. +423 399 24 00 info.klimatechnik@hoval.com www.hoval.com United Kingdom Hoval Ltd. Northgate, Newark Notts NG24 1JN Tel. 01636 672711 hoval@hoval.co.uk www.hoval.co.uk 4 219 126-en-01...
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