oventrop Regtronic RQ, Installation And Operating Instructions For The Specialised Installer

Page 1: ...w oventrop com http www oventrop de qr 138103081 IT ES Instrucciones de instalación y opera ción para el instalador especializado El manual de instrucciones completo se puede consultar en el siguiente link www oventrop com http www oventrop de qr 138103081 ES RU Инструкция по монтажу и эксплуа тации для специалистов Полное руководство по эксплуатации можно найти по следующей ссылке www oventrop co...

Page 2: ...er and damage to people and property Instructions Attention must be paid to the valid local standards regulations and directives Information about the product Proper usage The solar controller is designed for use in the Regu maq DHW exchange module in compliance with the technical data specified in this manual Improper use excludes all liability claims CE Declaration of conformity The product comp...

Page 3: ... Main functions 17 3 3 1 Hot water 17 3 3 2 Circulation 22 3 3 3 Afterheating 24 3 3 4 Disinfection 25 3 4 Additional functions 28 3 5 Basic settings 32 3 6 SD card 32 3 7 Manual mode 34 3 8 User code 35 3 9 Inputs 35 4 Data communication 36 4 1 Data communication Bus 36 4 2 SD card slot 36 5 Troubleshooting 37 6 Overview of parameters 38 7 Index 39 Navigator Installation page 5 For mounting and c...

Page 4: ...olute relative thermal disinfection sliding temperature control heat pump mode blocking protection heat quantity measure ment stratified return error relay function blocks data logging onto SD card firmware updates over SD card 170 198 43 Inputs 8 inputs for Pt1000 temperature sensors input for 1 digital Grundfos Direct Sensor VFD2 40l Fast Outputs 4 semiconductor relays 1 PWM output Interfaces S ...

Page 5: ...nd mark the lower fastening points centres 150 mm Î Î Insert lower wall plugs Î Î Fasten the housing to the wall with the lower fastening screws and tighten Î Î Carry out the electrical wiring in accordance with the terminal allocation see chap 1 2 Î Î Put the cover on the housing Î Î Attach with the cross head screw 1 2 Electrical connection ATTENTION ESD damage Electrostatic discharge can lead t...

Page 6: ...0 l Fast to the input markedVFD S Bus Note The cables of the controller are pre connect ed chap 1 2 is for information purposes only Make sure the hydraulic system is properly grounded Note For more details about the initial commis sioning procedure see page 7 Temp Sensor T4A 100 240V 50 60 Hz 1 1 A 100 240 V 4 1 A 240V R1 R4 R5 L R3 R2 R1 GND S1 S2 S3 S4 S5 S6 S7 S8 CS10 V40 S9 VBus N R4 R5 L VFD...

Page 7: ...ow sensor T store flow S2 Hot water flow sensor T HW VFD Cold water sensor T CW VFD Circulation ret sensor T circ return Terminal Description Display screens R4 PWM Primary pump R4 S1 Store flow sensor T store flow S2 Hot water flow sensor T HW VFD Cold water sensor T CW VFD Flow rate sensor Flow rate b Activating the main functions Adjustments for the main functions Circulation Afterheating and D...

Page 8: ...no button is pressed for a few seconds the display illumination goes out Press any key to reactivate the display illumination Î In order to scroll though a menu or to adjust a value press either buttons and or buttons and Î To open a sub menu or to confirm a value press button Î To enter the status menu press button un confirmed adjustment will not be saved Î To switch one menu level upwards press...

Page 9: ... if it is confirmed by pressing button again The display jumps back to the former menu level inactive area minimum value active area maximum value When two values are locked against each other they will display a reduced adjustment range depending on the adjustment of the respective other value In this case the active area of the slide bar is short ened the inactive area is indicated as a dotted l...

Page 10: ...of days is Continue If Continue is selected the Edit timer menu opens in which the time frames can be adjusted Adding a time frame The time frames can be adjusted in steps of 15 min utes In order to add an active time frame proceed as fol lows Î Move the cursor to the desired starting point of the time frame by pressing buttons and Confirm the starting point of the time frame by pressing button Î ...

Page 11: ...ows Î Determine the point from which on the time frame is to be removed by pressing button Î Move the cursor to the desired ending point of the time frame by pressing buttons and Î In order to conclude removing the time frame press button upon reaching the desired end ing point Î In order to get back to the overview of current adjustments press button again ...

Page 12: ... Fct block 2 Error relay Stratified return Afterheating AH The menu items and adjustment values selectable are variable depending on adjustments already made The figure only shows an exemplary excerpt of the com plete menu in order to visualise the menu structure Basic settings Language Auto DST Date Time T display standby Factory setting Status Meas Balance values Hot water Circulation Afterheati...

Page 13: ...f all adjust the hours then the minutes 4 Date Î Adjust the date First of all adjust the year then the month and then the day 2 Daylight savings time adjustment Î Activate or deactivate the automatical daylight savings time adjustment 2 3 Commissioning menu The commissioning menu consists of the channels described here They can be entered and adjusted line by line ...

Page 14: ...ommissioning menu can if necessary be changed later on in the corre sponding menus 5 Circulation Î Activate the circulation and select the circula tion mode For detailed information see page 22 7 Thermal disinfection Î Activate the thermal disinfection More adjust ments for this function can be made when the commissioning menu has been completed For detailed information see page 25 Note In order t...

Page 15: ...ated When a line with a measurement value is selected another sub menu will open If for example VFD is selected a sub menu indicat ing the minimum and maximum values will open When the item Chart is selected a progression chart appears The progression chart shows the development at the corresponding sensor over the last 24 hours Press buttons and to switch back and forth between a chart of the cur...

Page 16: ... in dicated as Sensor fault A precise error code can be found in the Status Meas Balance values menu In the case of an error the LED of the directional pad flashes red 3 2 8 Service In the Status Service menu each sensor and relay is indicated with the component or function it has been allocated to Relays and sensor inputs that are not used will not be indicated here 3 2 5 Disinfection In the Stat...

Page 17: ...ed as early as possible The emergency speed is also available for selection in the R4 adjustment channel of the manual mode menu This way the speed of the primary pump can be limited for manual operation in order to ensure a scald protection Adjustment channel Description Adjustment range selection Factory setting Emergency op Activation of the function Yes No No Emergency speed Pump speed for eme...

Page 18: ... set temperature This parameter determines the minimum limitation for the adjustment of the hot water set temperature T HW set Note In order to prevent the hot water set tem perature from being adjusted too low Set max must be adjusted to suit the system upon commissioning This parameter determines the maximum limitation for the adjustment of the hot water set temperature Note In order to prevent ...

Page 19: ... R4 is switched off Example T HW T HW set Tmax Î primary pump off When the maximum limitation is active no DHW heating takes place In the Status Messages menu the error message Emergency shutdown appears In or der to enable DHW heating again acknowledge the error message by pressing button 5 Note The maximum limitation will not become active during and up until 1 hour after the completion of a the...

Page 20: ...imer Days of the week Day selection All days Monday Sunday Continue Timer Time frame adjustment 00 00 23 59 back Main menu Hot water HX start HX mode Cold The primary pump is only activated when there is a draw off cold start At first the pump is run at the adjusted Speed cold As soon as the Cold start time has elapsed or the adjustable temperature dif ference T cold start reference sensors are S1...

Page 21: ...ted Only after the cold start phase has been completed will the heat pump mode become active Adjustment channel Description Adjustment range selection Factory setting HP Activation of the function Yes No No T HP opt Limit temperature for the heat pump control store mixing 20 75 C 45 C Speed HP Store mixing pump speed 30 100 100 back Main menu Hot water HP The Blocking protection function can be us...

Page 22: ... draw off that takes less than 2 s ist detected as a draw off impulse If the VFD registers a draw off impulse the circula tion pump will be activated for the adjustable Circ runtime The demand can also be triggered by means of a switch For this purpose connect the switch to the S8 input If the circulation has ended after having been active because of a demand any further draw off impulses will be ...

Page 23: ...ure loss value that is to be calculated into the control logic in order to ensure that the switching condition can be met Î Read the correct value for T circ from the ta ble below During thermal disinfection the parameters T circ therm and T HW set are blocked against each other by TCirc 2K in order to ensure that the switch off temperature T circ therm can be reached at the reference sensor Durin...

Page 24: ...e store set temperature is reached the afterheating is deactivated and the al located relay switches off Afterheating mode Relative For this afterheating mode a relative switch on tem perature depending on the current set temperature T HW set is used As soon as the temperature at the allocated afterheating sensor falls below the relative switch on temperature the afterheating is activated and the ...

Page 25: ...time Indication of the flushing time correlates with the overrun time back back Main menu Disinfection This function helps to prevent the spread of Legionella in DHW and circulation pipes on the secondary side of the heat exchanger When the thermal disinfection function is active the speed of the primary pump is controlled such that the adjustable temperature T disinf set is reached The controller...

Page 26: ...nsufficient the controller starts afterheat ing again with a higher afterheating set temperature and then monitors again whether the temperature at sensor S1 is sufficiently high for disinfection The increased afterheating set temperature is limited by the parameter Boiler max If the temperature at sensor S1 is sufficiently high for disinfection and the controller starts the circulation pipe stabi...

Page 27: ...nto account when stabilising the circula tion system to the required disinfection temperature T disinf set The controller waits until T disinf set is reached at the circulation return sensor The t circ value determines the maximum waiting time When the set value T disinf set is not reached at the circulation return sensor after the waiting time has elapsed the controller increases the pump speed o...

Page 28: ...hed on as soon as the adjusted switch on temperature difference Th x on is reached It is switched off as soon as the adjusted switch off temperature differ ence Th x off is reached If the switch on difference is reached the pump is activated at full speed for 10s Then the speed is re duced to the adjusted minimum pump speed value If the temperature difference reaches the adjusted nominal temperatu...

Page 29: ...considered fulfilled when none of the reference relays is inactive As soon as at least one of the reference relays is inac tive the switch on condition for the reference relay function is considered unfulfilled In the NAND mode the switch on condition for the reference relay function is considered fulfilled when at least one of the reference relays is inactive If none of the reference relays is in...

Page 30: ...or thermostat b S1 S7 VFD S5 T function Differential function Yes No No Ton Switch on temperature difference 1 0 50 0K 5 0K Toff Switch off temperature difference 0 5 49 5K 3 0K Tset Set temperature difference 2 0 100K 10 0K Min speed Minimum loading pump speed 30 100 30 Sensor source Heat source sensor S1 S7 VFD S5 Sensor sink Heat sink sensor S1 S7 VFD S5 Timer Timer Days of the week Day selecti...

Page 31: ...rence sensor for the stratified return can be freely selected Primärseite Sekundärseite S3 S8 R1 R3 R4 PWM S1 S2 R2 Adjustment channel Description Adjustment range selection Factory setting Stratified return Activating the function Yes No No Relay Relay selection system dependent system dependent Ton Switch on temperature difference 1 0 50 0K 5 0 K Toff Switch off temperature difference 0 5 49 5K ...

Page 32: ... 2010 Time Adjustment of the current time 00 00 23 59 T display standby Display illumination time 10 300 s 30 s Factory setting back to the factory settings Yes No No back Basic settings 3 6 SD card The controller is equipped with an SD card slot for SD memory cards With an SD card the following functions can be car ried out Logging measurement and balance values in the csv format After the transf...

Page 33: ...size can increase e g with the increasing operating hours value Storing controller adjustments Î Î To store the controller adjustments on an SD card select the menu item Save adjustments While the adjustments are being stored first Please wait then Done will be indicated on the display The controller adjustments are stored as a SET file on the SD card Loading controller adjustments Î Î To load con...

Page 34: ...lection Factory setting All relays Operating mode of all relays Auto Off Auto Controller Relay 1 4 Operating mode selection for the individual relays On Auto Off Emergengy speed R4 only Auto Manual mode When the operating mode for relay 4 is set to On Emerg or Auto the change only applies to the pump speed control signal sent to the primary pump via the PWM output The power supply to the pump via ...

Page 35: ...y jumps to the su perior menu level To access the menu areas of the expert level the expert user code must be entered Expert user code 2962 Note For safety reasons the user code should generally be set to the customer code be fore the controller is handed to the cus tomer Customer user code 0000 Inputs 3 9 Inputs In the Inputs menu sensor offsets can be adjusted Adjustment channel Description Adju...

Page 36: ...fused contact permanently carrying voltage Î Always disconnect the con troller from power supply before opening the housing 4 2 SD card slot The controller is equipped with an SD card slot With an SD card the following functions can be carried out Store measurement and balance values onto the SD card After the transfer to a computer the values can be opened and visual ised e g in a spreadsheet Sto...

Page 37: ...the controller could be blown The fuse holder which holds the spare fuse becomes accessible when the cover is removed The fuse can then be replaced Press button Display illuminated no yes Controller has been in standby everything o k Check the power supply of the controller Is it dis connected no yes C F Ω Pt1000 C F Ω Pt1000 10 14 961 55 131 1213 5 23 980 60 140 1232 0 32 1000 65 149 1252 5 41 10...

Page 38: ...t water set temperature Fct block Function block Boiler max Maximum afterheating temperature of the boiler AH Afterheating Return Return T circ therm Switch on off temperature for the thermal circulation T disinf set Set temperature for the thermal disinfection T AH on Switch on temperature for the afterheating T store flow Store flow temperature T HP opt Optimum operating temperature of the heat ...

Page 39: ...e dependent de activation 28 Formatting the SD card 33 Function block 28 Fuse replacing of 37 H HX mode Cold 20 HX mode Hot 20 HX mode Time 20 M Mains connection 6 Manual mode 34 Meas values 15 O Operating hours counter 15 Operating mode relays 34 P Preheating 26 Progression chart 15 R Reference relay 28 Return preheating 31 S Scald protection 19 Sensor fault error message 16 Service 16 Set temper...

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