REGULA grandis 650 HK Installation And Operating Instructions Manual

Heating circuit and solar controller

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Heating circuit and solar controller
grandis 650 HK
Installation and operating instructions
English version of original German installation and operating instructions
Version: 1.1
September 2015

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  • Page 1 Heating circuit and solar controller grandis 650 HK Installation and operating instructions English version of original German installation and operating instructions Version: 1.1 September 2015...
  • Page 2: Declaration Of Conformity

    • These installation and operating instructions will hereinafter be designated as "Instructions". • The grandis 650 HK controller will hereinafter be designated as "Controller". • The thermal solar power plant will hereinafter be designated as "Solar power plant".
  • Page 3 This manual is designed to help you use the controller properly, safely and economically. This manual represents only a part of the installation and operating instructions. Read the document Menus and controller functions before making any settings on the controller. Target group This manual is addressed to all persons who carry out any of the following tasks: •...
  • Page 4 Style conventions used in the text Specific style conventions are assigned to different elements in the manual. This makes it easy to recognise the type of text concerned: Standard text, "Menu", "Menu item", "Button designations", • lists and actions. Notes accompanied by this symbol contain information about how to operate the controller economically.
  • Page 5: Table Of Contents

    Table of contents Safety ........................6 1.1 Proper use .............................. 6 1.2 Basic safety information ........................6 Description of the controller ................... 8 2.1 Overview ..............................8 Installing the controller ................... 9 3.1 Fastening the controller ........................10 Connecting the controller ..................11 4.1 Connecting cables to the controller ....................
  • Page 6: Safety

    Safety 1 Safety This chapter contains information on: • the proper use of the controller and • the safe use of the controller. Read this chapter through carefully before you install, connect or operate the controller. 1.1 Proper use The controller is used for monitoring and controlling a heating system. Appropriate use of the controller includes the following requirements: •...
  • Page 7 Safety Preventing risks of fatal injury from electric shocks • Make sure that all regulations applicable at the point of use are complied with. • Always make sure that the controller is disconnected from the power supply before carrying out any work on it. •...
  • Page 8: Description Of The Controller

    Description of the controller • When in "manual mode", the system must only ever be operated for a short time and only for test purposes. • Install sensor lines separately from 230 V lines. • Use only sensor connection boxes supplied by the manufacturer. 2 Description of the controller The controller is used for monitoring and controlling a heating system.
  • Page 9: Installing The Controller

    Installing the controller For data exchange purposes the controller is equipped with a microSD card interface (1). 3 Installing the controller DANGER Risk of fatal injuries due to explosions or fire. Never use the controller in areas where there is a risk of explosion. Install the controller on a non-flammable subsurface.
  • Page 10: Fastening The Controller

    Installing the controller 3.1 Fastening the controller If you wish to lead cables and lines through the back of the controller, you need to do this before you fasten it. ATTENTION Risk of damage to the controller housing due to screws tightened too firmly.
  • Page 11: Connecting The Controller

    Connecting the controller 4 Connecting the controller DANGER Risk of fatal electric shock when working on the opened controller. Make sure that the controller is disconnected from the mains voltage before removing the terminal cover. Make sure that the power supply has been secured to prevent it from being switched on again.
  • Page 12 Connecting the controller The following illustration shows the elements of the controller that are important for connection: Pos. Description Terminals for extra-low voltage area Fuse Terminals for 230 V area Terminals for protective conductor Terminals for relay contact Cut-out apertures for cable feedthrough at the back Screw clamps for securing the cables Cut-out apertures for cable feedthrough on the underside Connect the cables to the corresponding terminals.
  • Page 13: Connecting The Controller To The Power Supply

    Connecting the controller 4.2 Connecting the controller to the power supply When making the mains connection, you must ensure that the mains supply can be disconnected at any time. If you make a permanent mains connection, proceed as follows: Install a switch on the supply lead of the controller. If you make the mains connection complete with cable and earthing pin plug, proceed as follows: Make sure that the earthing pin plug is easily accessible.
  • Page 14: Assignment Of The Terminals To The System Components

    Connecting the controller 4.4 Assignment of the terminals to the system components For orientation when assigning the terminals to the switching outputs, various different system layouts are shown in the document Hydraulic layouts. These show simplified solar circuits that you can use with the controller. The process water circuit is not shown here. For the hydraulic layouts you can select "External heat exchanger"...
  • Page 15: Operating The Controller

    Operating the controller 5 Operating the controller This chapter provides you with an overview of the controller's display elements and operating elements. This is followed by explanations of all the basic actions. 5.1 Description of the display elements The following menu symbols are displayed in the top part of the display in the main menu: Main menu Symbol...
  • Page 16 Operating the controller Pos. Description Active menu (In this case: "Info" menu) Display for the menu level (In this case: Level 1) Name of the active menu level Current value or status Fault symbol: This symbol is displayed flashing in the event of a fault. Pump symbol and switching outputs: The pump symbol rotates whenever the pump is switched on.
  • Page 17: Using The Operating Buttons

    Operating the controller 5.2 Using the operating buttons The operating buttons allow you to navigate in the menus and make changes to values. The following table explains the functions of the operating buttons: Operating Function buttons Move up in the list. Increase the displayed value.
  • Page 18: Menus And Controller Functions

    Menus and controller functions Changing values To activate a menu item, select The "Change value" display screen will be displayed. The value will be displayed as a figure (1) and as a bar display (2). The bar display shows the setting range (In this case: 15–95 °C). To increase the value, select To reduce the value, select To abort the change to a value, select...
  • Page 19: Restore Factory Settings

    Restore factory settings 7 Restore factory settings ATTENTION Risk of loss of current settings due to incorrect restoration of the factory settings. Before restoring the factory settings, make sure that you no longer require the current settings. If necessary, save the current settings to a microSD card before restoring the factory settings.
  • Page 20: Faults

    Faults 9 Faults ATTENTION Risk of damage to the system if faults are remedied incorrectly. Make sure that faults are only ever remedied by specialist personnel. There are two categories of system faults: • Faults that are detected by the controller and trigger a fault message •...
  • Page 21 Faults The table below shows the faults with fault messages: Fault message Possible cause Action A sensor line is Make sure that the Interruption interrupted. sensor line is intact. Additional symbol indicator in "Info"/"Solar circuit" A sensor is faulty. Check the sensor resistance.
  • Page 22 Faults Fault message Possible cause Action A sensor line is faulty. Make sure that the sensor line is intact. Faulty pump Make sure that the connection line. pump wiring is intact. A pump is faulty. Replace the pump. There is air in the Vent the system.
  • Page 23: Faults Without Fault Message

    Faults 9.2 Faults without fault message The table below shows the faults without fault messages: Fault Possible cause Action No indication on the display. There is no mains voltage. Switch on the controller or connect the controller to the mains voltage. Make sure that the main fuse for the mains connection is switched on.
  • Page 24 Faults Fault Possible cause Action The pump symbol rotates The connection to the pump Make sure that the cable without the pump actually has been interrupted. connection to the pump is running. intact. The pump has seized up. Make sure that the pump is running.
  • Page 25: Technical Data

    Technical data 10 Technical data Autonomous electronic temperature difference controller, continuous operation Housing material 100% recyclable ABS housing Dimensions L x W x D in mm 176 × 162 × 44 Protection class IP30 according to DIN 40050, EN 60529 Operating voltage AC 230 voltage, 50 Hz, –10 to +15% Standby consumption...
  • Page 26: Accessories

    Accessories 11 Accessories The following accessories are available for this controller: • microSD card • conviso software • conexio 200 web module • navo 400 remote control/room temperature sensor • flex 400 and hydraulic stations Hydroflex HKM/HKU 200. Use only microSD cards from the manufacturer. The manufacturer cannot provide a guarantee that any other microSD cards will work.
  • Page 28 These instructions were prepared by a technical documentation office certified by DocCert-System. Address of manufacturer Prozeda GmbH In der Büg 5 D-91330 Eggolsheim Telefon: +49(0)9191/6166-0 Telefax: +49(0)9191/ 6166-22 E-Mail: kontakt@prozeda.de www.prozeda.de 1336B-BED009-11B-E...

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