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ASSEMBLY AND OPERATING 

MANUAL 

 
 
 
 

Microcontroller-controlled temperature difference controller for solar thermal systems

 

 
 

Oventrop 

REGTRONIC PX

 

 

oventrop
Regtronic PX

 

 
 

Important! 

 

Please read the instructions carefully before installing and operating the unit! 

 
 

Failure to do so can void product warranty! 

Please keep the instructions in a safe place! 

 

The unit described herein has been manufactured and inspected according to CE regulations. 

  

Summary of Contents for REGTRONIC PX

Page 1: ...s Oventrop REGTRONIC PX oventrop Regtronic PX Important Please read the instructions carefully before installing and operating the unit Failure to do so can void product warranty Please keep the instr...

Page 2: ...MATERIAL DAMAGE AND ENVIRONMENTAL POLLUTION 6 4 UNIT INSTALLATION 7 4 1 OPENING THE UNIT 8 4 2 WALL INSTALLATION 8 5 ELECTRICAL CONNECTIONS OVERVIEW 9 5 1 GENERAL CONNECTION GUIDELINES 10 5 2 115 V C...

Page 3: ...information User action procedure Inspection check Frequently used abbreviations Abbreviations and symbols are sometimes used to improve legibility in this documentation and on the display of the con...

Page 4: ...teriors If you wish to use the unit for other purposes please check applicable statutory regulations prior to use 2 3 Unit features The control unit can be used with many types of system Regardless of...

Page 5: ...ghten the locking screw hand tight Make sure that the mains connection can be interrupted with an external switch The possibility of fatal electric shocks exists on damaged units Only use the unit in...

Page 6: ...e sensors Only install the temperature sensors in the intended position on the collectors Install the temperature sensors in such a way that good heat transfer is ensured Route the cables to the tempe...

Page 7: ...e only DANGER Lethal hazard due to electric shocks when working on the electrical system Have all work on the electrical system carried out by qualified specialist personnel only Prior to all work mak...

Page 8: ...he sides of the cover see picture and then pivoting the cover upwards Continue to pull the cover upwards until it snaps into place This will enable you to easily install and connect up the control uni...

Page 9: ...y Following all work place the cover onto the casing until it engages and tighten the locking screw hand tight DANGER Lethal hazard due to electric shocks on tearing off connections with flexible cabl...

Page 10: ...General connection guidelines When connecting all cables strip the cable covering to a length of approx 3 and the wires to a length of approx 4 For flexible cables a strain relief device must be pres...

Page 11: ...n some layouts the use of radiation sensors and flow transmitters will also be required Inputs 1 to 7 are suitable for temperature sensors Inputs 8 to 10 are universal inputs which can be used for tem...

Page 12: ...K E Revised 03 2010 REGTRONIC PX 6 OPERATION DISPLAY 6 1 Overview of display and control buttons oventrop Regtronic PX Number Description 1 Screen with graphical icons and 3 line simple text display 2...

Page 13: ...tion of icons The following table describes the meanings of the various icons used Status display Regulator active Icon rotates if solar circuit pump is switched on Displays active switched outputs Nu...

Page 14: ...he control buttons have the following functions Button Function Description Up Page up in the menu Change value stepped increase of the value displayed If the button is pressed and held values increas...

Page 15: ...describes one such operational procedure The starting point here is the Info menu showing the current collector temperature Objective Change the parameter Target dTon from 7 K to 5 K using the Program...

Page 16: ...ow begins to flash Decrease the value until the chosen value is selected Value continues to flash Select Confirm value or Icon ok flashes Confirm the change Change is applied Leave value as is change...

Page 17: ...es the switch off temperature Limiting the minimum temperature of the energy source such as for the storage tank releasing energy The function is only switched on once the energy source sensor reaches...

Page 18: ...rame are identical this time frame will be deactivated that is will not be taken into account Start time of the 3rd time frame for the MFR Stop time of the 3rd time frame for the MFR Time frame is als...

Page 19: ...s in the menu Make sure that only qualified specialist electricians open and work with the Manual mode Basic setting or System setting menus To make the device as easy as possible to operate all devic...

Page 20: ...l Operation Manual activation and deactivation of attached pumps valves Notice Changes can compromise system functionality Settings and changes here should only be carried out by technicians System Se...

Page 21: ...ementary features are shown If values can be reset then they can be reset as follows Select the value you want using buttons and To reset the value use button Confirm message OK using for No or for Ye...

Page 22: ...tions are optional To use them you will need extra accessories not included with the unit such as a DataStick or modem 9 1 DataStick A DataStick provides a simple way to carry out data exchange betwee...

Page 23: ...ified as needed using Data logging on the Programming menu Recording interval configuration Selection of simple recording storage medium is written to until full or cyclical recording old data is over...

Page 24: ...ontrol unit 10 1 Reportable faults Error displayed on screen Possible causes Suggested action flashing Disruption to sensor cable Sensor defective Check cable Check sensor resistance replace sensor if...

Page 25: ...ply unavailable Switch on or connect up control unit Check fuses for building power supply Fuse inside unit defective Check fuse replace if necessary with new 2A T fuse Check 115 V components for shor...

Page 26: ...dfos sensor Temperature sensor measuring range PT1000 silicone cable with probe 1 k at 32 F 22 F to 482 F Output 1 6 115V 1A cos 0 7 Output 7 potential free 115V 1A cos 0 7 Fuse protected Fine wire fu...

Page 27: ...ng and consequential losses and damages Warranty claims must be received by Oventrop Corp within the applicable warranty period and within thirty 30 days from the cause for the claim occurred or was d...

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