Resol DeltaSol BX Manual
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Resol DeltaSol BX Manual

Solar controller
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DeltaSol
Solar controller
Manual for the
specialised craftsman
Installation
Operation
Functions and options
Troubleshooting
The Internet portal for easy and secure access
to your system data – www.vbus.net
Thank you for buying this RESOL product.
Please read this manual carefully to get the best performance from this unit.
Please keep this manual carefully.
BX
®
from version 3.01
en
Manual
www.resol.com

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  • Page 1 Troubleshooting The Internet portal for easy and secure access to your system data – www.vbus.net Thank you for buying this RESOL product. Manual Please read this manual carefully to get the best performance from this unit. Please keep this manual carefully.
  • Page 2 Note: labelled with the CE mark. The Declaration of Conformity is available Notes are indicated with an information symbol. upon request, please contact RESOL. Note: Î Arrows indicate instruction steps that should be carried out. Strong electromagnetic fields can impair the function of the controller.

  • Page 3: Table Of Contents

    BX solar controller DeltaSol ® With its versatile software, the DeltaSol BX can control even complex sys- ® The integrated SD card slot enables an easy datalogging to an SD card as well as a tems easily and reliably. The DeltaSol BX is equipped with 26 pre-programmed ®...

  • Page 4: Overview

    Standby: 0.57 W upper fastening point Temperature controls class: I Energy efficiency [%]: 1 Mode of operation: type 1.B.C.Y action Rated impulse voltage: 2.5 kV Data interface: RESOL VBus , SD card slot ® VBus current supply: 35 mA ®...

  • Page 5: Installation

    Installation Electrical connection Mounting WARNING! Electric shock! WARNING! Electric shock! Upon opening the housing, live parts are exposed! Upon opening the housing, live parts are exposed! Î Always disconnect the device from power supply Î Always disconnect the device from power supply before opening the housing! before opening the housing! Note:...

  • Page 6: Data Communication / Bus

    S2 = Sensor 2 (store sensor base) • RESOL GA3 Large Display module / SD3 Smart Display S3 = Sensor 3 (e. g. store sensor top) • RESOL AM1 Alarm Module S4 = Sensor 4 (e.

  • Page 7: System Overview

    System overview Solar system with 1 store (page 9) Solar system with 2 stores and heat Solar system with 1 store and backup Solar system with 1 store and 3-port valve exchange (page 10) heating (page 11) for store loading in layers (page 11) Solar system with 2 stores and valve logic Solar system with 2 stores and pump Solar system with east-/west collectors...
  • Page 8 Solar system with 2 stores, valve logic Solar system with east-/west collectors, Solar system with east-/west collectors Solar system with east-/west collectors, and heat exchange (page 25) 2 stores, pump logic and heat exchange and backup heating (page 27) return preheating and backup heating (page 26) (page 28) Solar system with east-/west collectors...

  • Page 9: Systems

    Systems System 1: Standard solar system with 1 store Sensors Relay Temperature collector 1 / GND Solar pump R1 / N / PE Temperature store 2 / GND Free R2 / N / PE Temp. Sensor Pt1000 base Free R3 / N / PE Free 3 / GND Free...
  • Page 10 System 2: Solar system with 1 store and heat exchange Sensors Relay Temperature collector 1 / GND Solar pump R1 / N / PE Temp. Sensor Pt1000 Temperature store 2 / GND Store loading pump R2 / N / PE base Free R3 / N / PE...
  • Page 11 System 3: Solar system with 1 store and backup heating Sensors Relay Temperature collector 1 / GND Solar pump R1 / N / PE Temp. Sensor Pt1000 Temperature store 2 / GND Free R2 / N / PE base Free R3 / N / PE Temperature backup 3 / GND...
  • Page 12 System 4: Solar system with 1 store and store loading in layers Sensors Relay Temperature collector 1 / GND Solar pump R1 / N / PE Temp. Sensor Pt1000 Temperature store 2 / GND Free R2 / N / PE base Solar valve R3 / N / PE...
  • Page 13 System 5: 2-store solar system with valve logic Relay Sensors Solar pump R1 / N / PE Temperature collector 1 / GND Temp. Sensor Pt1000 Temperature store 1 2 / GND Free R2 / N / PE base Solar valve R3 / N / PE Free 3 / GND...
  • Page 14 System 6: 2-store solar system with pump logic Sensors Relay Temperature collector 1 / GND Solar pump store 1 R1 / N / PE Temp. Sensor Pt1000 Temperature store 1 2 / GND Solar pump store 2 R2 / N / PE base Free R3 / N / PE...
  • Page 15 System 7: Solar system with east- / west collectors Sensors Relay Temperature collector 1 1 / GND Solar pump collector 1 R1 / N / PE Temp. Sensor Pt1000 Temperature store base 2 / GND Solar pump collector 2 R2 / N / PE Free 3 / GND Free...
  • Page 16 System 8: Solar system with 1 store and backup heating with solid fuel boiler Relay Sensors Temperature collector 1 / GND Solar pump R1 / N / PE Temp. Sensor Pt1000 Temperature store 2 / GND Free R2 / N / PE base Loading pump R3 / N / PE...
  • Page 17 System 9: Solar system with 1 store and return preheating Sensors Relay Temperature collector 1 / GND Solar pump R1 / N / PE Temp. Sensor Pt1000 Temperature store 2 / GND Valve R2 / N / PE base return preheating Temperature store 3 / GND Free...
  • Page 18 System 10: Solar system with 1 store, return preheating and thermostatic backup heating Sensors Relay Temperature collector 1 / GND Solar pump R1 / N / PE Temp. Sensor Pt1000 Temperature store 2 / GND Valve return R2 / N / PE base preheating Temperature store...
  • Page 19 System 11: Solar system with store loading in layers and heat exchange control Sensors Relay Temperature collector 1 / GND Solar pump R1 / N / PE Temp. Sensor Pt1000 Temperature store 2 / GND Store loading pump R2 / N / PE base Solar valve R3 / N / PE...
  • Page 20 System 12: Solar system with store loading in layers and thermostatic backup heating Sensors Relay Temperature collector 1 / GND Solar pump R1 / N / PE Temp. Sensor Pt1000 Temperature store 2 / GND Free R2 / N / PE base Solar valve R3 / N / PE...
  • Page 21 System 13: Solar system with store loading in layers and backup heating with solid fuel boiler Sensors Relay Temperature collector 1 / GND Solar pump R1 / N / PE Temp. Sensor Pt1000 Temperature store 2 / GND Free R2 / N / PE base Loading pump R3 / N / PE...
  • Page 22 System 14: Solar system with store loading in layers and return preheating Sensors Relay Temperature collector 1 / GND Solar pump R1 / N / PE Temp. Sensor Pt1000 Temperature store 2 / GND Valve R2 / N / PE base return preheating 3 / GND...
  • Page 23 System 15: Solar system with store loading in layers, return preheating and backup heating Sensors Relay Temp. Sensor Pt1000 Temperature collector 1 / GND Solar pump store R1 / N / PE Temperature store base 2 / GND Valve R2 / N / PE return preheating Temperature store top / 3 / GND...
  • Page 24 System 16: 2-store solar system with valve logic and heat exchange control Sensors Relay Temperature collector 1 / GND Solar pump R1 / N / PE Temp. Sensor Pt1000 Temperature store 2 / GND Store loading pump R2 / N / PE base Solar valve R3 / N / PE...
  • Page 25 System 17: 2-store solar system with pump logic and heat exchange control Sensors Relay Temperature collector 1 / GND Solar pump store 1 R1 / N / PE Temp. Sensor Pt1000 Temperature store 1 2 / GND Solar pump store 2 R2 / N / PE base Store loading pump...
  • Page 26 System 18: Solar system with east-/west collectors and heat exchange control Sensors Relay Temperature collector 1 1 / GND Solar pump collector 1 R1 / N / PE Temp. Sensor Pt1000 Temperature store base 2 / GND Solar pump collector 2 R2 / N / PE Temperature heat 3 / GND...
  • Page 27 System 19: Solar system with east-/west collectors and thermostatic backup heating Sensors Relay Temperature collector 1 1 / GND Solar pump collector 1 R1 / N / PE Temp. Sensor Pt1000 Temperature store base 2 / GND Solar pump collector 2 R2 / N / PE Temperature backup 3 / GND...
  • Page 28 System 20: Solar system with east-/west collectors, return preheating and backup heating Sensors Relay Temperature collector 1 1 / GND Solar pump collector 1 R1 / N / PE Temp. Sensor Pt1000 Temperature store base 2 / GND Solar pump collector 2 R2 / N / PE Temperature store top / 3 / GND...
  • Page 29 System 21: Solar system with east-/west collectors and return preheating Sensors Relay Temperature collector 1 1 / GND Solar pump collector 1 R1 / N / PE Temp. Sensor Pt1000 Temperature store base 2 / GND Solar pump collector 2 R2 / N / PE Temperature store 3 / GND...
  • Page 30 System 22: Solar system with store loading in layers and east-/west collectors Sensors Relay Temperature collector 1 1 / GND Solar pump collector 1 R1 / N / PE Temp. Sensor Pt1000 Temperature store base 2 / GND Solar pump collector 2 R2 / N / PE Temperature store top 3 / GND...
  • Page 31 System 23: Solar system with east-/west collectors and 2 stores (valve logic) Sensors Relay Temperature collector 1 1 / GND Solar pump collector 1 R1 / N / PE Temp. Sensor Pt1000 Temperature store 1 2 / GND Solar pump collector 2 R2 / N / PE base Solar valve...
  • Page 32 Arrangement 24: Solar system with east-/west collectors, store loading in layers and heat exchange Sensors Relay Temperature collector 1 1 / GND Solar pump collector 1 R1 / N / PE Temp. Sensor Pt1000 Temperature store base 2 / GND Solar pump collector 2 R2 / N / PE Temperature store...
  • Page 33 Arrangement 25: Solar system with east-/west collectors, store loading in layers and thermostatic backup heating Sensors Relay Temperature collector 1 1 / GND Solar pump collector 1 R1 / N / PE Temp. Sensor Pt1000 Temperature store base 2 / GND Solar pump collector 2 R2 / N / PE Temperature store top...
  • Page 34 Arrangement 26: Solar system with east-/west collectors, store loading in layers and backup heating with solid fuel boiler Sensors Relay Temperature collector 1 1 / GND Solar pump collector 1 R1 / N / PE Temp. Sensor Pt1000 Temperature store base 2 / GND Solar pump collector 2 R2 / N / PE...

  • Page 35: Operation And Function

    Electrical connection of a high-efficiency pump (HE pump) Operation and function Speed control of a HE pump is possible via a PWM signal. The pump has to be Buttons connected to the relay (power supply) as well as to one of the PWM outputs 1/2 of the controller.

  • Page 36: Menu Structure

    Selecting menu points and adjusting values Menu structure During normal operation of the controller, the display is in the status level. Status level TCOL Menu level In order to leave the status level and access the menu level, press button ➅. TCOL2 Adjustment level The display indicates the level with the selectable menus.

  • Page 37: System Screen

    Further indications System screen Smiley The system selected is indicated in the System-Monitoring-Display. It consists of If the controller operates faultlessly (normal operation), a smiley ☺ is displayed. several system component symbols which are – depending on the current status of the system –...

  • Page 38: Status Level / Measurement Values

    Status level / Measurement values During normal operation of the controller, the display is in the status level. This one Display Description indicates the measurement values shown in the table. Flow rate Grundfos Direct Sensor In addition to the display values, possible error messages are indicated in the status System pressure level (see page 69).

  • Page 39: Commissioning

    Commissioning Commissioning When the hydraulic system is fi lled and ready for operation, connect the controller 1. Language: to the mains. Î Adjust the desired menu language. The controller runs an initialisation phase in which all symbols are indicated in the display.
  • Page 40 Commissioning 5. Arrangement: 10. Maximum speed: Î Adjust the desired system (see page 46). Î Adjust the maximum speed of the pump PUMP1. In systems with 2 pumps, carry out this adjust- ment for PUMP2 as well. Note: The maximum speed can only be adjusted 6.

  • Page 41: Indications, Functions And Options

    STAB An additional document including a list with all options and parameters Stabilisation can be downloaded at www.resol.com. Indicates the time adjusted in tSTB, running backwards. Display of collector temperatures Status level...
  • Page 42 Display of temperatures at S3, S4 and S5 Display of fl ow rate S3, S4, S5 Sensor temperatures Flow rate Display range: -40 … +260 °C Display range: 0 … 9999 l/h Indicates the current temperature at the corresponding additional sensor Indicates the currently measured fl ow rate.
  • Page 43 Display of speed Display of heat quantity 1 %, 2 %, 3 % kW /MW Current pump speed Heat quantity in kWh / MWh Display range: Indicates the heat quantity produced in the system. For this purpose, the heat 30 … 100 % (standard pump) quantity measurement option has to be enabled.
  • Page 44 Indication of thermal disinfection DDIS TDIS Disinfection period Disinfection temperature Display range: 0:00 … 23:59 (hh:mm) Display range: -40 … +260 °C If the thermal disinfection option (OTDIS) is activated and the disinfection If the thermal disinfection option (OTDIS) is activated and the disinfection period is in progress, the remaining time of the heating period is displayed (in period is in progress, the disinfection temperature measured at the reference...

  • Page 45: Menu Overview

    Menu overview LLOGI GFDS OSDC » p. 51 » p. 60 » p. 64 » p. 66 » p. 46 SYSTEM SELECTION LOADING LOGIC MANUAL MODE GRUNDFOS SD CARD DIRECT SENSORS LOAD BLPR CODE COOL » p. 47 » p. 60 »...
  • Page 46 Adjustment level Note: If the controller is commissioned for the first time, the commissioning menu will start. The subsequent selection of a new system will reset all System other adjustments to the factory settings. PUSH Adjustment range: 1 … 26 Factory setting: 1 1 System Selecting the system...
  • Page 47 2/3 ∆T control The controller works as a standard differential controller. If the temperature LOAD (1,2) DT(1,2) O reaches or exceeds the switch-on temperature difference, the pump switches on. Switch-on temperature difference When the temperature difference reaches or falls below the adjusted switch-off PUSH Adjustment range: 1.0 …...
  • Page 48 2/3 Store maximum temperature and Sensor store maximum temperature S(1,2)MAX If the store temperature reaches the adjusted maximum temperature, the store Maximum store temperature will no longer be loaded in order to avoid damage caused by overheating. If the Adjustment range: 4 … 95 °C maximum store temperature is exceeded, ☼...
  • Page 49 4/5 Collector emergency shutdown When the collector temperature exceeds the adjusted collector limit tempera- COL (1,2) CEM (1.2) ture, the solar pump (R1 / R2) switches off in order to protect the system compo- Collector limit temperature nents against overheating (collector emergency shutdown). If the collector limit PUSH Adjustment range: 80 …...
  • Page 50 4/5 Collector minimum temperature The minimum collector temperature is the minimum switch-on temperature which OCMI (1,2) must be exceeded for the solar pump (R1 / R2) to switch on. If the collector tem- Minimum collector temperature perature falls below the adjusted minimum temperature, ❄ is displayed (flashing). Selection: ON / OFF Factory setting: OFF...
  • Page 51 4/5 Antifreeze function The antifreeze function activates the loading circuit between the collector and OCFR the store when the collector temperature falls below the adjusted temperature Antifreeze function CFRO. This will protect the fluid against freezing or coagulating. If CFRF is ex- Selection: ON / OFF ceeded, the solar pump will be switched off again.
  • Page 52 2. If priority Su 1 or Su 2 is adjusted, the priority store will be loaded up to its maximum temperature. If the maximum temperature is reached, the second store will be loaded. If the temperature of the first store falls below SMAX, PSPEE Pause speed the second store will no longer be loaded, regardless of whether the switch-on...
  • Page 53 6 Drainback option In a drainback system the heat transfer fluid will flow into a holding tank if solar loading does not take place. The drainback option initiates the filling process if Drainback option solar loading is about to start. If the drainback option is activated, the following Selection: OFF / ON adjustment can be made.
  • Page 54 Note: If the drainback function ODB is activated, the factory settings of the parameters DT O, DT F and DT S will be adapted to values suiting drainback systems: DT O = 10 K DT F = 4 K DT S = 15 K Additionally, the adjustment range and the factory setting of the collector emergency shutdown CEM will change: Adjustment range: 80 …...
  • Page 55 7 Cooling functions Different cooling functions can be activated: system cooling, store cooling and heat COOL OSYC dump. System cooling option PUSH Adjustment range: OFF / ON Note: Factory setting: OFF If the temperature at the store sensor reaches 95 °C, all cooling functions will be blocked.
  • Page 56 7 Heat dump OHDP The Heat dump function can be used to direct excess heat generated by strong Heat dump option solar irradiation to an external heat exchanger (e. g. fan coil) in order to keep the Selection: ON / OFF collector temperature within the operating range.
  • Page 57 8 DT3 / Heat exchange function / Solid fuel boiler / Return preheating Heat exchange function DT3O MIN3O The Heat exchange function can be used for transferring heat from a heat source Switch-on temperature Switch-on temperature PUSH to a heat sink. difference Adjustment range: Adjustment range:...
  • Page 58 9 Backup heating / Thermostat function The thermostat function works independently from the solar operation and can e. AH O g. be used for using surplus energy or for backup heating. Thermostat switch-on temperature PUSH Adjustment range: 0.0 … 250.0 °C •...
  • Page 59 10 Pump control type With this parameter, the relay control type can be adjusted. The following types PUMP PUMP (2, 3) can be selected: Pump control type PUSH Selection: OnOF, Puls, Adjustment for standard pump without speed control PWM A, PWM b, PWM C •...
  • Page 60 11 Manual mode For control and service work, the operating mode of the relays can be manually MAN1 (2, 3) adjusted. For this purpose, select the adjustment channel MAN1(2, 3, 4) (for R1, 2, Adjustment range: 3, 4) in which the following adjustments can be made: PUSH Auto, ON, OFF, nLO, nHI Operating mode...
  • Page 61 13 Starting time delay TDIS If the starting delay option is activated, a starting time for the thermal disinfection Disinfection temperature with starting delay can be adjusted. The activation of the backup heating is then Adjustment range: 0 … 95 °C delayed until that starting time after the monitoring period has ended.
  • Page 62 15 Heat quantity measurement OHQM The heat quantity measurement can be carried out in 3 different ways: without V40 OHQM Heat quantity measurement option flowmeter, with V40 flowmeter or with Grundfos Direct Sensor Adjustment range: OFF / ON PUSH Note: Factory setting: OFF The most precise heat quantity measurement is achieved by using sensors in the flow and return pipes as well as a flowmeter.
  • Page 63 15 Heat quantity measurement with fixed flow rate value The heat quantity balancing (estimation) uses the difference between the flow and return temperatures and the entered flow rate (at 100 % pump speed). Î Adjust 1 in the channel FTYPE. Î...
  • Page 64 16 Grundfos Direct Sensors™ In this menu the Grundfos Direct Sensors™ can be registered. GFDS For Grundfos Direct Sensor™ positioning, see the system layout drawing on p. Selection: PUSH OFF / 1-12 / 2-40 / -100 / -200 (-100 = 5-100 | -200 = 10-200) If Grundfos Direct Sensors™...
  • Page 65 Low pressure (leakage) If the system pressure falls below the adjustable switch-on value, an error message OLEAK will appear. Low pressure monitoring option When the pressure reaches or exceeds the adjustable switch-off value, the mes- PUSH Adjustment range: OFF / ON sage disappears.
  • Page 66 19 Language In this adjustment channel the menu language can be selected. LANG • DE : German Language Selection: DE, EN, FR • EN : English Factory setting: DE • FR : French 20 Units In this adjustment channel the temperature unit can be selected. UNIT The unit can be switched between °C and °F during operation.
  • Page 67 21 Formatting the SD card Î Select the menu item FORM. FORM Î During the formatting process, --FORM will be displayed. Format card The content of the card will be deleted and the card will be formatted with the FAT file system. Messages possible Description FSYS...

  • Page 68: User Code And Short Menu - Adjustment Values

    User code and short menu – Adjustment values Code Short menu The access to some adjustment values can be restricted via a user code (custom- Factory Channel Adjustment range Designation er). setting TIME 12:00 00:00 … 23:59 Time 1. Installer 0262 (Factory setting) DT O 1.0 …...

  • Page 69: Troubleshooting

    1385 cessible when the cover is removed. 1155 105 221 1404 The fuse can then be replaced. 1175 110 230 1423 1194 115 239 1442 Resistance values of Pt1000 sensors Note: For answers to frequently asked questions (FAQ) see www.resol.com.
  • Page 70 Pump starts up very late. Pump is overheated, but no heat transfer from the collector to the store, flow and return have the same temperature; perhaps also bubbling in the lines. Air or gas bubbles in the system? Vent the system; increase the Switch-on temperature difference ∆Ton too large? system pressure to a static primary...
  • Page 71 The solar circuit pump does not work, although the collector is considerably Insulation close enough to the store? warmer than the store. Replace insulation or increase it. Display illuminated? If not, press button ➄. Display illuminated again? Are the store connections insulated? There is no current;...

  • Page 72: Accessories

    Sensors SD3 Smart Display / GA3 Large Display Overvoltage protection device AM1 Alarm Module VFS and RPS Grundfos Direct Sensors™ DL2 Datalogger V40 fl owmeter RESOL VBus / USB & ® KM2 Communication VBus ® / LAN interface adapters Module...

  • Page 73: Sensors And Measuring Instruments

    V40 flowmeter The RESOL V40 is a measuring instrument for detecting the flow of water or wa- KM2 Communication module ter/glycol mixtures. After a specific volume has passed, the V40 reed switch sends The KM2 Communication module is the ideal interface between a solar or heating an impulse to the calorimeter.

  • Page 74: Index

    12 Index Accessories.......................... 72 Heat dump ........................... 56 Antifreeze function ......................51 Heat exchange function ....................57 Heat quantity measurement .................... 63 HE pump ..........................35 Backup heating ........................58 Blocking protection ......................60 Booster function ........................ 54 Language ..........................66 Legionella protection (Thermal disinfection) ..............
  • Page 75 Return preheating ......................57 SD card ..........................66 Sensors ..........................63 Solid fuel boiler ........................57 Speed control ........................47 Spreaded loading option ....................52 Store cooling ........................55 Successive loading option ....................52 System cooling ........................55 System overview ........................7 System selection .........................
  • Page 76 This mounting- and operation manual including all parts is copyrighted. Another use amples. They can only be used at your own risk. No liability is assumed for incorrect, outside the copyright requires the approval of RESOL – Elektronische Regelungen incomplete or false information and / or the resulting damages.

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