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Summary of Contents for Resol DeltaSol BS/2
- Page 1 ® RESOL D e lt a S o l BS/2 (Version 2) Mounting Connection Application examples Operation Troubleshooting Manual Thank you for buying this RESOL product. Read this manual carefully to get the best perfomance from this unit. Please keep this manual carefully.
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Page 2: Table Of Contents
WARNING means that injury, possibly life-threatening tives and is therefore labelled with the CE mark. injury, can occur. The Declaration of Conformity is available upon request, please contact RESOL. ATTENTION means that damage to the appliance can occur. Note Note... -
Page 3: Overview
BS/2 D e lt a S o l ® Overview • System-Monitoring-Display • Up to 4 Pt1000 temperature sensors • Semiconductor relay for pump speed control • Heat quantity measurement • VBus ® • Function control • Control of the system by ServiceCenter software possible •... -
Page 4: Installation
BS/2 D e lt a S o l ® 1. Installation WARNING! Electric shock! 1.1 Mounting Opening the housing will expose display live parts! Î Switch off power supply and discon- nect the device from power supply before opening the housing! The unit must only be installed push button •... -
Page 5: Data Communication/ Bus
FRP type sensors are best used as reference sensors in Sensor terminals S1 ... S4 stores or pipes. 1.3 Data communication/ Bus The controller is equipped with a RESOL VBus for data ® transfer with and energy supply to external modules. The connection is carried out at the terminals marked “VBus”... -
Page 6: Terminal Allocation
BS/2 D e lt a S o l ® 1.4 Terminal allocation Sensors S3 and S4 can optionally be connected for mea- The controller calculates the temperature difference bet- surement purposes. S3 can optionally be used as reference ween collector sensor S1 and store sensor S2. If the diffe- rence is larger than or identical to the adjusted switch - on sensor for the store emergency shutdown option (OSEM). - Page 7 BS/2 D e lt a S o l ® Adjustment Channels Channel Description Factory setting Page DT O Switch-on temperature difference 6.0 K [12.0 °Ra] DT F Switch-off temperature difference 4.0 K [8.0 °Ra] DT S Nominal temperature difference 10.0 K [20.0 °Ra] Rise control 2 K [4 °Ra] Minimum pump speed...
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Page 8: Operation And Function
BS/2 D e lt a S o l ® 2. Operation and function The controller is operated via three push buttons below the display. 2.1 Push buttons Button 1 is used for scrolling forward through the indication menu or to increase the adjustment values. Button 2 is used for scrolling backward and reducing values. -
Page 9: Flashing Codes
BS/2 D e lt a S o l ® System screen The system screen shows the solar system. It consists of several system component symbols, which are – depending on the current status of the system – either flashing or permanently shown. -
Page 10: Commissioning
BS/2 D e lt a S o l ® 3. Commissioning Î Establish the power supply During a short initialisation phase, the operating control lamp flashes red and green. When the controller is commissioned for the first time or after a reset, it will run a commissioning menu. The commissioning menu leads the user through the most important adjustment channels needed for operating the (OK) -
Page 11: Channel Overview
BS/2 D e lt a S o l ® 4. Channel overview 4.1 Display channels Note: The displayed values and adjustment channels depend on which options and functions have been selected. Only values and adjustment chan- nels available for the individual settings selected will appear in the menu. - Page 12 BS/2 D e lt a S o l ® Indication of current pump speed Indicates the current pump speed of the solar pump. n %: Current pump speed Display range: 30 ... 100 % Indicates the energy gained in heat quantity – only available if heat quantity measurement (OHQM) is activated.
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Page 13: Adjustment Channels
BS/2 D e lt a S o l ® 4.2 Adjustment channels The controller works as a standard differential controller. If ∆T -regulation the switch-on difference is reached, the pump is activated. DT O: When the temperature difference falls below the adjusted Switch-on temperature diff. - Page 14 BS/2 D e lt a S o l ® Maximum store temperature Once the adjusted maximum temperature is exceeded, the solar pump is switched off and further loading of the S MX: store is prevented to reduce scald risk or system damage. Maximum store temp.
- Page 15 BS/2 D e lt a S o l ® Collector cooling function When the collector cooling function is activated, the controller aims to keep the collector at an operational OCC: temperature. Option collector cooling When the adjusted maximum store temperature is reached, Adjustment range: OFF / ON solar loading stops.
- Page 16 BS/2 D e lt a S o l ® Collector minimum limitation option If the collector minimum limitation option is activated, the pump (R1) is only switched on if the adjustable OCN: collector minimum temperature is exceeded. The minimum Collector minimum limitation temperature prevents the pump from being switched on too Adjustment range: OFF / ON often at low collector temperatures.
- Page 17 BS/2 D e lt a S o l ® Drainback option Note: A drainback system layout requires additional components such as a holding tank. The drainback option should only be activated if all components required are properly installed. A drainback system permits the heat transfer fluid to drain ODB: back into the holding tank when solar energy is not coll- Drainback option...
- Page 18 BS/2 D e lt a S o l ® Operating mode For control and service work, the operating mode of the controller can be manually adjusted. For this purpose, select MAN: the adjustment value MAN in which the following adjust- Operating mode ments can be made: Adjustment range:...
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Page 19: Troubleshooting
BS/2 D e lt a S o l ® 5. Troubleshooting fuse In the case of an error, a message is shown on the display of the controller: Warning symbols Operating control lamp VBus terminals ® sensor terminals load terminals ground terminals power supply... -
Page 20: Various
BS/2 D e lt a S o l ® 5.1 Various Pump is overheated, but no heat transfer from the Pump starts for a short moment, switches off, switches collector to the store, flow and return have the same on again, etc. temperature;... - Page 21 BS/2 D e lt a S o l ® Stores cool down at night Control the non-return Further pumps which are valve in warm water cir- connected to the solar culation - o.k. store must also be che- cked. Collector circuit pump runs during the night? Check controller: Manual operation active?
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Page 22: Accessories
RESOL SD3 (unit °F) Article no.: 180 007 77 Large Display GA3 The RESOL Large Display GA3 is designed for simple connection to RESOL controllers via the RESOL VBus ® . It is used for visualizing the data issued by the controller: collector and store temperature as well as heat quantity produced in the solar system. - Page 23 PC network or router. It enables easy access to the controller via the local network of the owner. Thus, controller access and data charting can be effected from every workstation of the network. A full version of the RESOL ServiceCenter software is included. RESOL VBus / LAN interface adapter Article no.: 180 008 80...
- Page 24 As faults can never be excluded, please note: Your own calculations and plans, under con sider- the approval of RESOL - Elektronische Regelungen GmbH. ation of the current standards should only be basis for your This especially applies for copies, translations, micro- projects.
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