Kingspan SC100 Installation And Operating Instructions Manual
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Kingspan SC100 Installation And Operating Instructions Manual

Temperature difference controller
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SOLARTHERMIE - SOLAR THERMAL - SOLAR TÉRMICO - SOLAIRE THERMIQUE - SOLARE TERMICO
Installation and operating instructions
Temperature difference controller
4 inputs,  outputs
These operating instructions are part of the product.
Read these operating instructions carefully before use,
keep them over the entire lifetime of the product,
and pass them on to any future owner or user of this product.
EN
78.138 | Z0 | 08.1 |
Subject to change due to technical improvements!

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  • Page 1 SOLARTHERMIE - SOLAR THERMAL - SOLAR TÉRMICO - SOLAIRE THERMIQUE - SOLARE TERMICO Installation and operating instructions Temperature difference controller 4 inputs,  outputs These operating instructions are part of the product. Read these operating instructions carefully before use,  keep them over the entire lifetime of the product, ...

  • Page 2: Table Of Contents

    Index Safety ..................4 Proper usage ................4 Dangers during assembly/commissioning ........ 4 Detecting faults ............... 5 Hot water temperature ............5 Disposal ................... 5 Exclusion of liability ..............5 Case overview ..............6 About this manual ...............7 Applicability ................7 Users ..................7 Description of symbols ............7 Installation ................8 Opening/closing the housing ...........
  • Page 3 Fault finding ...............41 Causes of problems ............... 4 Pt1000 temperature sensor values......... 43 10 Information windows ............44 11 Plausibility indices ..............46 12 Legal guarantee ..............47 13 Technical data ..............48 13.1 Performance data ..............48 13. Parameter settings ..............49 13.3 Parameter values for functions ..........5 14 Notes ..................55 Product information EC declaration of conformity...

  • Page 4: Safety

    Safety Proper usage The temperature difference controller (hereinafter referred to as controller) is an independently installed electronic temperature controller for on-surface installation, and may only be used for controlling solar thermal systems within the permissible ambient conditions (see chapter 13 "Technical data"). The controller must not be operated in the following environments: •...

  • Page 5: Detecting Faults

    Detecting faults Check the display regularly.  In case of faults, isolate the cause (see chapter 9.1 "Causes of problems").  As soon as it becomes evident that safe operation is no longer guaranteed (e.g. visible damage),  remove the device from the mains supply immediately. Have trained professional personnel remedy the fault.

  • Page 6: Case Overview

    Case overview Display Display for controller operation and system settings Operating switch The following modes of Operating buttons operation can be selected: Arrow up - Manual for scrolling up through the menus for commissioning SET button and testing for function Confirmation or Activation of a value - Automatic ESC button for automatic operation...

  • Page 7: About This Manual

    About this manual Applicability This manual describes the installation, commissioning, operation, maintenance and dismantling of the temperature difference controller for solar thermal energy systems. When installing the remaining compo- nents, e.g. solar collectors, pump assemblies, storage units, pumps and switching valves, be sure to observe the appropriate installation instructions provided by each manufacturer.

  • Page 8: Installation

    3.3.4 Other symbols and markings Symbol Meaning Precondition for action ✓ Call to action  Result of action  • List Emphasis on Emphasis on issue at hand issue at hand Press "Arrow up/down" for scrolling : Press "Arrow down" for scrolling through the menu : or to adjust a value Press "Arrow up"...

  • Page 9: Assembly

    Assembly WARNING Risk of electrical shock and fire if mounted in a damp environ- ment! Only mount the controller in an area where the ingress protection is  sufficient (see chapter 13 "Technical data"). 4.2.1 Mounting the controller CAUTION Risk of injury and damage to the casing when drilling! Do not use the casing as a drilling template.

  • Page 10: Electrical Connection

    Electrical connection DANGER Risk of death by electrocution! Remove the controller from the power supply before opening the  case. Observe all applicable legal guidelines and regulations of the local  electricity supplier. NOTE The device is to be connected to the mains by means of a plug with grounding contact, or in the case of a fixed electrical installation, via a disconnection device for complete disconnection in accordance with the installation guidelines.

  • Page 11: Dismantling

    4.3.2 Connecting the cables If a protective conductor is provided or required for pumps/valves,  connect it to the corresponding terminals of the controller. When connecting the protective conductor, observe the following points: Make sure that the protective conductor is also connected to the controller's mains supply side.

  • Page 12: Terminal Plan

    Terminal plan 4.5.1 Power connection • Please refer to the type plate on the case to determine the type of power supply required. • The protective conductor must be connected. • Cables conforming to at least type H05 VV-..(NYM…) must be used.
  • Page 13 4.5.3 Connection of outputs R1 and R2 Output R1: • Semiconductor relays (TRIAC), also suitable for RPM control; max. switching current: see type plate CAUTION Avoiding damage and malfunctions When connecting an external relay or contactor, or when connect-  ing a pump which has its own electronic RPM control, the controller output's RPM control must be deactivated (see chapter 7.3.3 "Setting the RPM control parameters").
  • Page 14 • Potential-free output via electromechanical relay; wire bridge must be removed! DANGER Risk of death by electrocution! In the event of use as a potential-free output, it must be ensured that  the connections cannot come into contact with the mains voltage. R1: output 1 R: output  R1 n.c n.c N n.c n.c.

  • Page 15: Commissioning

    Commissioning Make sure that the installation is finished completely and correctly,  and that the switch on the controller is set to "OFF". The display for setting the language appears.  Setting the language   "Deutsch" flashes in the display. ✓...

  • Page 16: Modes Of Operation

    Modes of operation "OFF" mode   In order to switch off the outputs, slide the operating switch down.  A new window appears in the display, which shows "OFF", as  well as the controller software version number and the number the chosen system.

  • Page 17: Settings

    Settings Menu overview, see following double page Systems The desired solar energy system can be chosen using the "System" submenu. There are a total of 4 dif- ferent systems to choose from (subdivided into  system groups). System group 4 systems Chapter Systems with one System 1: 1 collector array –...

  • Page 18: Menu Overview

    Menu overview 2 sec Status display Systems 2 storage tanks 1 storage tank systems systems System 1 System 4 System 2 System 3 78.138 | 08.1...
  • Page 19 Factory Functions Parameters Storage priority Language settings Max. temperature Circulation storage tank 1 Max. temperature Back-up heating storage tank 2 Solid fuel boiler Switch-on temp. difference solar 1 Quick charge Switch-off temp. difference solar 1 Heat quantity Thermostat Switch-on temp. difference solar 2 Difference thermostat...

  • Page 20: Terminal Layout

    7.2.1 Systems with one storage tank   System 1: 1 collector array - 1 storage tank Description of the solar function: The solar circuit pump R1 is switched on as soon as the switch-on temperature difference between collector Display: 1.1 Display: 1.1 array A1 (T1) and storage tank B1 (T) is reached. When the switch-off [Storage tank] [Storage tank] temperature difference between collector array A1 (T1) and storage tank...
  • Page 21   System 2: 1 collector array – 1 storage tank – heating return increase Description of the solar function: The solar circuit pump R1 is switched on as soon as the switch-on temperature difference between the collec- Display: 1.1. Display: 1.1. tor array A1 (T1) and the storage tank B1 (T) is reached. When the switch-off temperature difference between the collector array A1 (T1) and the storage tank B1 (T) or a safety limit is reached, the solar circuit pump R1 is switched off again.
  • Page 22 System 3: 1 collector array -   1 storage tank with external heat exchanger Description of the solar function: The solar circuit pump R is switched on as soon as the switch-on temperature difference between the collec- Display: 1.1.3 Display: 1.1.3 tor array A1 (T1) and the storage tank B1 (T) is reached. When the switch-off temperature difference or a safety limit is reached, the solar circuit pump R switches off again.
  • Page 23   7.2.2 Systems with two storage tanks System 4: 1 collector array – 2 storage tanks – intel- ligent pump control Description of the solar function: When the switch-on temperature Display: 1. Display: 1. difference between the collector array A1 (T1) and one of the two stor- [Storage tank] [Storage tank] age tanks B1, B (T, T3) is reached, the appropriate solar circuit pump...
  • Page 24 Functions   Funktionen [....] Funktionen [....] Funktionen Funktionen Funktionen Funktionen Additional controller settings can be made by using the "Functions" sub- menu. The following submenus can be opened using the "Functions" menu Display:  Display:  item: [Function] [Function] •...
  • Page 25 NOTE R? or T? indicates an output or input which has not yet been selected. Only outputs which are not yet required by the respective system can be selected. Double allocation of outputs is not possible. However, double allocation of inputs is possible. This is also displayed in an information window (see chapter 10).
  • Page 26 Activating pulse control "Functions" submenu selected, see "Selecting a function" ✓ (chapter 7.2.1). Circulation activated, see "Activating a function" (chapter 7.2.1). ✓ Outputs selected, see "Selecting an output" (chapter 7.2.1). ✓ : press button.  The "Pulse controlled" display appears. ...
  • Page 27   7.2.4 Solid fuel boiler function [....] [....] This function allows control of a pump for heating of a storage tank using a solid fuel boiler. When the temperature difference between the solid fuel boiler and the Display: .3 Display: .3 storage tank exceeds the "on"...
  • Page 28 7.2.5 Quick charge function   [....] [....] This function attempts to load the upper part of the storage tank more quickly by means of a higher loading temperature in order to prevent conventional boiler back-up heating as early as possible. Display: .4 Display: .4 When the temperature in the upper part of the storage tank falls below...
  • Page 29   The display for setting the glycol proportion appears.  SET: press button.  [..[........"Glycol proportion" flashes in the display.  ..] ..] Glykol: 40% Glykol: 40% : set the value.  Display: .5. Display: .5. SET: press button to confirm.
  • Page 30 7.2.7 Thermostat function   [....] [....] This function allows a controller output to be controlled depending on a on-off on-off pre-defined temperature range. Depending on the temperature setting, the thermostat function can be activated either when the temperature Display: .6 Display: .6 falls below (heating) or rises above (cooling) a certain level.
  • Page 31   7.2.8 Difference thermostat function [......] [......] This function allows a controller output to be controlled depending on a predefined temperature difference. When the temperature difference exceeds the defined "on" value, the Display: .7 Display: .7 output is switched on until the temperature difference falls below the [Difference Thermostat] [Difference Thermostat] "off"...
  • Page 32 Defining limits for the heat target : press button.    The display for setting the limit of the heat target appears.  SET: press button.  "max" flashes in the display (heat target's maximum value).  : set the maximum value. ...
  • Page 33   7.2.10 Stagnating reduction function [........] [........] This function delays the end of the storage tank's loading phase in order to reduce, or even to avoid, the system's stagnation times at high temper- atures. This causes the pump to be stopped repeatedly, and only briefly Display: .9 Display: .9 switched on again when high collector temperatures arise.
  • Page 34 7.2.12 Frost protection function   [....] [....] When the frost protection function is activated, the solar circuit pump is switched on as soon as the collector temperature sinks below +5 °C. This causes heat to be pumped through the collector from the lower Display: .11 Display: .11 part of the storage tank in an attempt to prevent the collector from...

  • Page 35: Parameters

    Parameters   [....] [....] In the factory, the controller is configured in such a manner that it can be used in most applications without changes to these values. All parameters can be modified to a certain extent to suit the individual Display: 3 Display: 3 requirements of the system.
  • Page 36 7.3.2 Setting the loading strategy parameter   [..[........Access the "loading strategy" parameters, (see chapter 7.3.1). ✓ ....] ....] SET: press button.  The display for setting the temperature differential control or  Display: 3.1 Display: 3.1 target temperature control appears.

  • Page 37: Storage Priority

    Storage priority   When a -storage-tank system is selected, the storage priority can also be specified. When storage priority is activated, a first-priority storage tank and a Display: 4 Display: 4 second-priority storage tank can be defined. If it is intended that one of [Storage priority] [Storage priority] the two storage tanks is not to be loaded, this tank can be "removed"...

  • Page 38: Language

    Language   [....] [....] Accessing and selecting the language SET: press button for approx.  sec.  Display: 5 Display: 5 : select menu item "Language".  [Language] [Language] SET: press button.    The language display appears. ...

  • Page 39: Automatic Operation

    Automatic operation Symbols In "Automatic" operation of the controller, the status display with the selected solar energy system and other set functions are shown on the display. You can access the values of the individual sensors, the outputs' running times, and additionally set functions, by using the operating buttons (arrow up and arrow down).

  • Page 40: Status Display

    Status display Switching the display screen   : press button.  The following values and displays appear one after another:  • The temperature sensors of the system set, and the corresponding Sample display Sample display current temperature values. •...

  • Page 41: Fault Finding

    Fault finding The controller is a quality product, conceived for years of continuous trouble-free operation. If a problem occurs, the cause of the problem often lies not in the controller but in the peripheral components. The fol- lowing description of some causes of problems should help the installer and operator to isolate the problem so that the system can be repaired as quickly as possible and to avoid unnecessary costs.

  • Page 42: Causes Of Problems

    Causes of problems Controller does not appear to function at all: Secondary symptoms Possible cause Procedure • Display shows nothing Controller power supply • Check the controller power cable is interrupted • No display illumination • Check the fuse for the power supply •...

  • Page 43: Pt1000 Temperature Sensor Values

    The solar pump operates, despite the fact that the switch-on condition is not fulfilled: Secondary symptoms Possible cause Procedure The pump symbol in • The interval function is acti- • No fault the display rotates vated • Deactivate the relevant function, if •...

  • Page 44: Information Windows

    Information windows The following information windows are displayed whenever a function's settings are not complete, activa- tion of a function is not possible, errors occur in the system, or certain functions are currently activated. Display Description Measures Function cannot be activated as the cor- Check and complete the settings.
  • Page 45 The solar circuit is running in order to protect the collector from icing up. – Despite the fact that the pump is Check the solar circuit's hydraulics, running, the temperature difference pump, valves, and shut-off devices. between the collector and the external If necessary, bleed the system, open heat exchanger is too great.

  • Page 46: Plausibility Indices

    Plausibility indices The internal plausibility check ascertains whether conflicting settings have been detected in the controller. In this event, an information window displays an error code. The reasons which cause the information window to appear, along with each corresponding error code, are described in the following table. Check your settings at the controller, and correct them if necessary.

  • Page 47: Legal Guarantee

    Legal guarantee In accordance with German statutory regulations, there is a -year legal guarantee on this product for the customer. The seller will remove all manufacturing and material faults that occur in the product during the guarantee period and affect the correct functioning of the product.

  • Page 48: Technical Data

    Technical data Temperature difference controller Rated voltage 30 VAC, 50 Hz (system voltage) [optional 115 VAC, 60 Hz] Max. own consumption ≤ 4 W Inputs T1 - T4: temperature recording (Pt1000) Outputs R1: TRIAC output for RPM control, max. switching current 1.1 A AC R: relay switched output, max.

  • Page 49: Parameter Settings

    13.2 Parameter settings Maximum temperature storage tank 1 and storage tank 2: Factory Adjustable Adjustable Description setting down to up to max. min. 60 °C 0 °C 95 °C When the maximum temperature of storage tank 1 (storage tank ) is reached, storage tank 1 (storage tank ) is not loaded until the temperature drops to 3 K below the defined maximum value.
  • Page 50 Maximum collector temperature: Factory Adjustable Adjustable Description setting down to up to max. min. 130 °C Minimum 180 °C When the maximum collector temperature is collector reached, the solar circuit pump switches off. When temperature the temperature drops to 3 K below the defined +0 K maximum value, the solar circuit pump switches on again.
  • Page 51 Maximum temperature loading circuit: Factory Adjustable Adjustable Description setting down to up to max. min. 100 °C Minimum 130 °C When the temperature on the secondary side in loading cir- the heat exchanger reaches 3 K below the defined cuit tempera- maximum value, the solar circuit pump is switched ture +0 K off and the storage tank loading pump continues to run.

  • Page 52: Parameter Values For Functions

    13.3 Parameter values for functions Circulation: Factory Adjustable Adjustable Comment setting down to up to max. min. Temperature controlled: Switch-on temperature: 30 °C 0 °C Switch-off temperature - K Switch-off temperature: 35 °C Switch-on 95 °C temperature + K Pulse controlled: Circulation time:  min 1 min 10 min...
  • Page 53 Solid fuel boiler: Factory Adjustable Adjustable Comment setting down to up to max. min. Temperature controlled: Switch-on temperature difference: Switch-off 0 K temperature difference + K Switch-off temperature difference: Switch-on temperature difference - K Maximum heat target temperature: 60 °C 0 °C 150 °C Minimum heat source temperature: 50 °C 30 °C...
  • Page 54 Heat quantity: Factory Adjustable Adjustable Comment setting down to up to max. min. Glycol content: 40 % 60 % Flow rate value for recording flow rate without a flow sensor: Flow rate value for maximum pump speed: The flow rate value for the maximum pump speed must be greater than the flow rate value for the minimum pump speed.

  • Page 55: Notes

    Minimum heat source temperature: 0 °C 0 °C Maximum source tempera- ture -  K Temperature limit heat target: 60 °C 0 °C 95 °C Interval: Factory Adjustable Adjustable Comment setting down to up to max. min. Interval time: 15 min 10 min 60 min Test-on time: 5 sec.
  • Page 56 728138...

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