Resol DeltaSol BS/2 Manual
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Resol DeltaSol BS/2 Manual

Solar controller
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Enlarged version
®
BS/2
DeltaSol
(Version 2)
Solar controller
Manual for the
specialised craftsman
Installation
Operation
Functions and options
Troubleshooting
en
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 safe.
www.resol.com

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Summary of Contents for Resol DeltaSol BS/2

  • Page 1 Solar controller Manual for the specialised craftsman Installation Operation Functions and options Troubleshooting 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 safe. www.resol.com...

  • Page 2: Description Of Symbols

    Safety advice Target group Please pay attention to the following safety advice in order to avoid danger and These instructions are exclusively addressed to authorised skilled personnel. damage to people and property. Only qualified electricians should carry out electrical works. Initial installation must be effected by the system owner or qualified personnel Instructions named by the system owner.

  • Page 3: Table Of Contents

    BS/2 Solar controller DeltaSol ® The RESOL controller for standard solar thermal systems. sensors, pumps and valves enable an immediate allocation of temperatures, tem- The DeltaSol BS controller provides a clear operating concept and is equipped perature differences and active actuators. Thus, adjusting and monitoring the solar ®...

  • Page 4: Overview

    Supply connection: type Y attachment Standby: 0.45 W Upper fastening point Mode of operation: type 1.C.Y action Rated impulse voltage: 2.5 KV 2.6" Data interface: RESOL VBus ® 66 mm VBus current supply: 35 mA ® Functions: Differential temperature controller with optional add-on system func- tions.

  • Page 5: Installation

    Installation display 2.1 Mounting WARNING! Electric shock! Upon opening the housing, live parts are exposed! Î Always disconnect the device from power supply before opening the housing! button Note: cover Strong electromagnetic fields can impair the function of the controller. Î...

  • Page 6: Electrical Connection

    ® /USB or VBus ® /LAN interface adapter (not included). Different 18 = Conductor R1 solutions for visualisation and remote parameterisation are available on the RESOL 17 = Neutral conductor N website www.resol.com. 13 = Grounding terminal Note: The mains connection is at the following terminals: More accessories on page 25.

  • Page 7: System: Standard Solar System With 1 Store

    2.4 System: Standard solar system with 1 store The controller calculates the temperature difference between collector sensor S1 Sensors S3 and S4 can optionally be connected for measurement purposes. S3 can and store sensor S2. If the difference is larger than or identical to the adjusted optionally be used as the reference sensor for the store emergency shutdown op- switch-on temperature difference (DT O), the solar pump will be activated by the tion (OSEM).
  • Page 8 Display channels Adjustment channels Channel Description Connection terminal Page Channel Description Factory setting Page INIT ODB initialisation active DT O Switch-on temperature difference 6.0 K [12.0 °Ra] ODB filling time active DT F Switch-off temperature difference 4.0 K [8.0 °Ra] STAB ODB stabilisation in progress DT S...

  • Page 9: Operation And Function

    Operation and function System-Monitoring-Display 3.1 Buttons System-Monitoring-Display Operating control The System-Monitoring-Display consists of 3 blocks: channel display, tool bar and 1 forwards (+) system screen. 2 backwards (-) Channel display 3 Ⓢ (selection / confirmation) The channel display consists of 2 lines. The upper display line is an alphanumeric 16-segment display.

  • Page 10: System Screen

    4.1 System screen 4.2 Other indications The system selected is indicated in the System-Monitoring-Display. It consists of System screen several system component symbols which are – depending on the current status of • Pump symbol is flashing when the relay is active. the system –...

  • Page 11: Commissioning

    Commissioning forwards (+) Commissioning 1. Language backwards (-) Î Adjust the desired menu language. Ⓢ (selection / LANG confirmation) Language selection Selection: dE, En, Fr Î Connect the device to the mains Factory setting: dE The controller runs an initialisation phase in which the operating control LED flash- es red / green.

  • Page 12: Channel Overview

    Channel overview 6.1 Display channels Commissioning Note: 4. Minimum speed The displayed values and adjustment channels depend on which options Î Adjust the minimum speed for the corresponding and functions have been selected. Only values and adjustment channels pump. available for the individual settings selected will appear in the menu. Speed control Display of drainback time periods Adjustment range: 30 …...
  • Page 13 Display of collector temperatures Indication of return temperature Collector temperature Return temperature Display range: -40 … + 260 °C [-40 … + 500 °F] Display range: -40 … + 260 °C [-40 … + 500 °F] Indicates the collector temperature. If the heat quantity measurement is activated, the temperature at sensor S4 will be indicated as TR.

  • Page 14: Adjustment Channels

    6.2 Adjustment channels ∆T control The accumulated heat quantity can be set back to zero. As soon as one of the dis- play channels of the heat quantity is selected, the symbol Ⓢ is displayed. Î In order to access the reset mode of the counter, press button 3 for approx. 2 s. Ⓢ...
  • Page 15 Speed control Minimum speed DT S Set temperature difference Speed control Adjustment range: 1.5 … 30.0 K [3.0 … 60.0 °Ra] Adjustment range: 30 … 100 % Factory setting: 10.0 K [20.0 °Ra] Factory setting: 30 % If ODB is activated: 50 % Note: A relative minimum pump speed can be allocated to the output R1 via the adjust- For pump speed control, the operating mode of the corresponding relay...
  • Page 16 Store emergency shutdown Cooling functions In the following the 3 cooling functions – collector cooling, system cooling and store cooling – are described in detail. The following note is valid for all 3 cooling functions: Note: The cooling functions will not become active as long as solar loading is possible.
  • Page 17 System cooling Store cooling OSYC DTCO OSTC OHOL System cooling option Switch-on temperature difference Store cooling option Holiday cooling option Adjustment range: OFF / ON Adjustment range: 1.0 … 30.0 K Adjustment range: OFF / ON Adjustment range: OFF / ON Factory setting: OFF Factory setting: OFF [2.0 …...
  • Page 18 Collector minimum limitation Note: Since this function uses the limited heat quantity of the store, the anti- freeze function should only be used in regions with few days of tempera- tures around the freezing point. The antifreeze function will be suppressed if the store temperature falls below +5 °C [+40 °F] in order to protect the store from frost damage.
  • Page 19 Drainback option Time period – switch-on condition Note: A drainback system requires additional components such as a holding tank. The drainback option should only be activated if all components re- quired are properly installed. In a drainback system the heat transfer fluid will flow into a holding tank if solar tDTO loading does not take place.
  • Page 20 Operating mode Language LANG Language selection Operating mode Selection: dE, En, Fr Adjustment range: OFF, Auto, ON Factory setting: dE Factory setting: Auto In this adjustment channel the menu language can be selected. For control and service work, the operating mode of the relay can be manually ad- •...
  • Page 21 Reset RESE Reset function By means of the reset function, all adjustments can be set back to their factory settings. Î In order to carry out a reset, press button 3 All adjustments that have previously been made will be lost! For this reason, a secu- rity enquiry will appear after the reset function has been selected.

  • Page 22: Troubleshooting

    1078 1328 when the cover is removed.The 1097 1347 fuse can then be replaced. 1117 1366 1136 1385 1155 1404 1175 1423 1194 1442 Resistance values of Pt1000 sensors Note: For answers to frequently asked questions (FAQ) see www.resol.com.
  • Page 23 Pump is overheated, but no heat transfer from the collector to the store, flow Pump starts up very late. and return have the same temperature; perhaps also bubbling in the lines. Switch-on temperature difference Air or gas bubbles in the system? Vent the system;...
  • Page 24 Stores cool down at night. Check the non-return valve in warm Further pumps which are connect- Collector circuit pump runs during water circulation - o.k. ed to the solar store must also be the night? checked. Check the controller. Clean or replace it. Collector temperature at night is The gravitation circulation in the higher than the outdoor temper-...

  • Page 25: Accessories

    Accessories SD3 Smart Display / GA3 Large Display Sensors AM1 Alarm Module Overvoltage protection device DL2 Datalogger VBus / USB & VBus / LAN & VBus / PWM ® ® ® interface adapters...

  • Page 26: Sensors And Measuring Instruments

    8.2 VBus ® accessories VBus ® / LAN interface adapter is suitable for all controllers equipped with a RESOL SD3 Smart Display / GA3 Large Display VBus . The RESOL ServiceCenter software is included. ® The RESOL SD3 Smart Display is designed for simple connection to RESOL con- The VBus ®...

  • Page 27: Index

    Index Accessories.......................... 25 Language ..........................20 Antifreeze function ......................18 Manual mode ........................20 Code ............................. 22 Minimum and maximum temperatures ................. 18 Collector cooling ....................... 16 Mounting ..........................5 Collector emergency shutdown ..................16 Collector minimum limitation ..................18 Operating mode .........................
  • Page 28 This mounting- and operation manual including all parts is copyrighted. Another some examples. They can only be used at your own risk. No liability is assumed for use outside the copyright requires the approval of RESOL – Elektronische Re- incorrect, incomplete or false information and / or the resulting damages.

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