Technische Alternative UVR16x2 Manual Download Page 1

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Freely programmable

universal controller

Programming
Part 2: Functions

UVR 16

Version

V1.2

Summary of Contents for UVR16x2

Page 1: ...Freely programmable universal controller Programming Part 2 Functions en UVR 16x2 Version V1 26 EN...

Page 2: ......

Page 3: ...the output variables to outputs 15 Finishing the programming 15 Links 16 Function status 17 Analogue function 18 Heating demand 25 Cooling demand 29 DHW demand 32 Range function 36 Shading function 38...

Page 4: ...ction 127 Solar cooling 129 Solar control 130 Solar start drainback 133 Solar priority 136 Start stop 138 Date specific memory 139 Synchronisation 141 Timer function 142 Comparison function 147 Heat m...

Page 5: ...ta required for the internal decision Each function can be activated or deactivated with Enable Within each function data and parameter settings are utilised in order to calculate the decisions and se...

Page 6: ...are displayed with their designations Example of functions already programmed Creating a new function Select New function and then select the function type you require You can choose from 41 differen...

Page 7: ...ter the function designation by selecting a predefined designation from a general designation group or from user defined designations You can also assign a number from 1 to 16 to every designation Del...

Page 8: ...mportant to note the input signal type Analogue numeric value or Digital OFF ON The descriptions of the function modules state the signal type for every input variable Digital input signals ON OFF can...

Page 9: ...nalogue Measurement the value captured by the sensor RAS mode the following analogue values will be issued according to the setting of the switch on the room sensor RAS RASPT RAS PLUS RAS F Automatic...

Page 10: ...lobal digital values No Yes which are not connected to the error status of a specific sensor or network input If any one of the sensors or network inputs has an error the status of the corresponding g...

Page 11: ...ses Many parameters have adjustable start and stop differentials which have the effect of a switching hysteresis Example Demand temperature in the Heating demand function Demand is triggered at T dem...

Page 12: ...to m day Table of all function quantities Function quantity Decimal places Function quantity Decimal places Dimensionless 0 Litre 0 Dimensionless 1 1 Cubic metre 0 Performance factor 2 Flow rate all 0...

Page 13: ...uttons at the end of the parameter menu which can be used to start the function and delete meter readings or messages Examples DHW demand single loading start Heat meter start calibration delete calib...

Page 14: ...N or DL bus outputs The number of output variables varies greatly depending on the function Example In the Comparison function there are just 3 output variables in the Heating circuit function there a...

Page 15: ...Select the two outputs The selected outputs are highlighted Finishing the programming To return from a sub menu to the input variable or parameters menu tap the arrow To finish making your entries and...

Page 16: ...is linked to an input variable of the PID control function Included function Solar 1 is programmed as an Included function in the Solar priority function CAN digital output An output variable from Sol...

Page 17: ...plus sign on an existing function displays the function status The values displayed are identical to the output variables of the function Example Solar function If you tap the minus sign when the fun...

Page 18: ...Multiplexer selection Analogue dimensionless value for selection of the input variables Multiplexer or output variables Demultiplexer Input variable 1 maximum 10 Analogue values for the calculation a...

Page 19: ...is the mathematical average mean of all input variables This allows you to take a series of measurements and calculate an average o Sum The output variable is formed from the sum of input variables I...

Page 20: ...ables Offset values Output variables for Multiplexer Result The result produced by the Multiplexer function optional selection of an analogue output Value 1 10 Display of values for input variables of...

Page 21: ...for the value of the Multiplexer selection input variable Reset values Available for selection Yes No If you select Yes and the Multiplexer selection input variable changes the value of the output va...

Page 22: ...of Multiplexer selection Offset value When the Multiplexer selection input variable changes the value will either be saved or will be overwritten with the value of the Result enable off input variabl...

Page 23: ...input variable IV1 With the help of input variables 2 and 3 and the interval time the slope of this alignment is specified for a rising or falling value Schematic diagrams Characteristics in relation...

Page 24: ...value With input variables 1 3 digital signals can also be processed If the status is OFF then zero is applied in the calculation as the value of that input variable without adding the offset value if...

Page 25: ...ture Analogue input signal for the shutdown temperature Set demand temperature Analogue value specifying the set demand temperature Set shutdown temperature Analogue value specifying the set shutdown...

Page 26: ...e demand temperature is greater than twice the shortfall the set demand temperature value the burner starts immediately such as when the heating circuit changes over from setback to standard mode or w...

Page 27: ...re Diff off at the T off sensor For a control function with start and shutdown thresholds on just one sensor the Shutdown temperature input variable must be set to unused If the boiler sensor is enter...

Page 28: ...perature T dem min regardless of the demand status Minimum runtime ctr Display of the remaining runtime for the minimum runtime in seconds T gen T gen max Status ON if the boiler temperature is lower...

Page 29: ...digital value ON OFF Demand temp Analogue input signal for the demand temperature Shutdown temperature Analogue input signal for the shutdown temperature Set demand temperature Analogue value specifyi...

Page 30: ...art threshold Set demand temperature Diff on at the T dem sensor Shutdown threshold Set shutdown temperature Diff off at the T off sensor For a control function with start and shutdown thresholds on j...

Page 31: ...w end temp effective Status ON if the set demand value exceeds the low end temperature T dem max regardless of the demand status Minimum runtime ctr Display of the remaining runtime for the minimum ru...

Page 32: ...er DHW temperature T DHW top falls below the set temperature defined by the time condition Demand stops when the temperature at the bottom of the cylinder DHW temperature T DHW bottom exceeds the set...

Page 33: ...on Finish charging Digital input signal ON OFF for complete charging of the cylinder Set temperature for charging once Minimum temperature for Charge once Demand can be started and stopped either by j...

Page 34: ...ed DHW temperature top Start differential for T DHW set top T DHW min top Stop differential for T DHW set top T DHW min top T DHW bottom shown only if a second bottom sensor is defined T DHW min botto...

Page 35: ...tom Status ON if the temperature bottom is lower than the effective set temperature as per time program Diff off If there is no bottom sensor the status is always ON The effective set temperature curr...

Page 36: ...rt differential and a stop differential If the value is rising the start differential applies threshold Diff on if the value is falling the stop differential applies threshold Diff off Explanation of...

Page 37: ...lds B and C The reference value is 0 C for example 8 C or 15 C In that case only the status D will be switched to ON in those modes as the value is above threshold D Input variables Mode Binary decode...

Page 38: ...l ON OFF Close Digital input signal ON OFF Set horizontally Digital input signal ON OFF Maximum shading height Analogue value or analogue input signal as a percentage to one decimal place If Enable au...

Page 39: ...to the if max solar altitude switching condition see Figure 3 Maximum solar altitude If the sun is above the maximum solar altitude the function will act according to the if max solar altitude switchi...

Page 40: ...Shading function 40 Figure 1 Slat dimensions Figure 2 Cardinal direction Diff on Diff off view plan...

Page 41: ...ll the way down Auto mode status Status ON if in auto mode Status OFF if manual shading has been started or if enable or enable auto mode is OFF In the shading area Status OFF if the sun is outside th...

Page 42: ...lue specifying the set floor temperature only if a floor temperature sensor is defined Offset set room temp Optional Analogue value specifying an offset for the set room temperature Window contact Dig...

Page 43: ...the maximum set floor temperature Stop differential for the maximum set floor temperature Delay Cooling heating Heating cooling Adjustable changeover delay when changing from cooling mode to heating...

Page 44: ...mode blocked regardless of the room temperature until the floor temperature falls below the threshold max Diff on logical OR operation with the set room temperature for cooling N B For cooling mode t...

Page 45: ...emperature Floor max Diff T floor set min heating Status ON if the actual floor temperature is lower than the set floor temperature Floor min Diff T floor set max cooling Status ON if the actual floor...

Page 46: ...gative note that the metering will be negative as well i e the metered values can also become negative The meter reset is carried out by means of a digital ON pulse or manually from the parameter menu...

Page 47: ...the set currency Month sum Prev month sum Year sum Prev year sum Sum total PLEASE NOTE The meter readings from the Energy meter function module are saved to the internal memory every hour Therefore in...

Page 48: ...ected to the Reset input variable the corresponding Status and Value output variables will be issued for the first data capture after the end of the reset pulse and will be retained until the next res...

Page 49: ...Gradient detection 49 Graph for slope detection positive slope no reset signal no quasi peak...

Page 50: ...Gradient detection 50 Graph for slope detection positive slope reset signal no quasi peak...

Page 51: ...Gradient detection 51 Graph for slope detection negative slope no reset signal no quasi peak...

Page 52: ...Gradient detection 52 Graph for slope detection positive slope no reset signal quasi peak...

Page 53: ...first the differential for minimum quasi peak is not reached up to the first maximum The differential is only exceeded when the temperature rises more steeply later At that point the Status output swi...

Page 54: ...Gradient detection 54 Graph for slope detection negative slope no reset signal quasi peak...

Page 55: ...a falling gradient will be detected Graphs for gradient detection Positive gradient The status switches to ON if the rise in temperature within a tenth of the set time unit is greater than the set gr...

Page 56: ...lue The way sensor values are calculated varies depending on the mode selected see the corresponding graphs Slope detection for positive slope with quasi peak The Min value rises with the set value of...

Page 57: ...ature Analogue input signal for the flow temperature T flow Outside temperature Analogue input signal for the outside temperature T outside External switch Digital input signal ON OFF or analogue inpu...

Page 58: ...erating level The Time condition status switches the heating circuit controller between standard mode and setback mode when the controller is working in the Time auto operating mode Standard mode appl...

Page 59: ...outs Average Derivative time Display Outside temperature at the T outside temperature sensor Sub menu Adjusting the outside temperatures for the flow temperature calculation and pump shutdown see Aver...

Page 60: ...input variable o Fault A break in the lead to the outside temperature sensor captured temperature 100 C would cause the heating circuit to shut down In the worst case scenario that could cause the sys...

Page 61: ...t 4 Frost prot if shutdown condition active or Enable pump is OFF Frost protection condition met Outside temp T outside AVc or Act T room T room frost 1 Window contact Digital input signal at the Wind...

Page 62: ...position Automatic Operating mode as per Time condition status or Ext set room 1 Standard RAS switch position Standard 2 Setback RAS switch position Setback 3 Standby RAS switch position Standby 4 Fro...

Page 63: ...are met to Frost protection If the signal is set to OFF the controller switches to the currently applicable operating level The input variable also accepts analogue values for external operating mode...

Page 64: ...put variable allows the heating circuit to be switched to Standby and Frost protection independently of the other operating levels with the exception of Special mode Maintenance and Ext set flow t A d...

Page 65: ...according to standard conditions With the temperature method the flow temperature required for 10 C produces a curvature of the heating curve that can be adjusted to match the thermal output of differ...

Page 66: ...circuit control 66 Slope heat curve Temperature heat curve examples Setting T flow 10 C Set flow temperature at 10 C outside temperature Setting T flow 20 C Set flow temperature at 20 C outside tempe...

Page 67: ...ed flow temperature in standard mode Level Parallel shift of the selected heat curve by applying a fixed offset value active in Fixed value mode as well The calculated set flow temperature will be inc...

Page 68: ...f T room Stop differential for Eff T room if setback mode and T room Act set Diff on Diff off Shutdown when the room temperature required in setback mode has been reached Start differential for Eff T...

Page 69: ...s currently partially disabled via the Enable pump input variable or if a shutdown condition would prevent operation of the heating circuit pump If Enable mixer is set to OFF the pump remains switched...

Page 70: ...emperature T room set Status OFF if the shutdown condition Act T room set is met T room set setback Status OFF if the shutdown condition Act T room set in setback mode is met T flow set min Status OFF...

Page 71: ...remaining runtime only counts down to 10 seconds and output pair control is not terminated The remaining runtime is reloaded if the mixer output is switched to manual mode is switched by a message to...

Page 72: ...delay T room frost Pump shutdown condition active No 5 C 5 C As per settings All operating modes except Standby Calculation Calculation As per settings Standby operating mode Yes Frost protection calc...

Page 73: ...ls The function terminates auto mode and opens closes the blind for as long as the input signal is ON If the Long click time parameters is exceeded or a double click is performed within the Double cli...

Page 74: ...ual mode Required inclination for manual mode Closing conditions if enable off if enable auto mode off if safety shutdown Action of the function if Enable OFF Action of the function if Enable auto mod...

Page 75: ...nd the slat set position is always 0 The blind runtime required to move the blind from fully up to fully down is set as Runtime in the output pair The function will not work until the output pair is d...

Page 76: ...F the operating mode will show Inactive 0 and the set values for Inactive will be issued The sources for the derivative times can be other functions e g heating circuit control curve function This all...

Page 77: ...n Once or Annually From Enter the date time To Enter the date time The operating mode selected will become active inside that date window Output variables Status holiday Status ON if Holiday mode is a...

Page 78: ...ascade stage 1 8 Digital input signal ON OFF for control of the 8 possible cascade stages digital value ON OFF Designations A H refer to the generators themselves which is to say the boilers or heat p...

Page 79: ...tages start running with the first activation of a stage Generator sequence for multi stage boilers the stages following the 1st stage are subsequently added to the generator sequence Example with a 3...

Page 80: ...e stage is switched on before the lower stages all preceding stages will be switched on as well subject to the delay In other words if only stage 4 switches on stages 1 4 will be switched on The stage...

Page 81: ...et Diff on Diff off Effective set temperature for DHW demand 13 0 K 2 0 K Example 1 Input variables for cascade Enable ON Enable generator A ON Enable generator B ON Cascade stage 1 Function Heating d...

Page 82: ...Cascade 82 Runtime chart for example 1 Assumption Sudden jump in set flow temperature to 55 C effective set temperature for DHW demand...

Page 83: ...ce and selecting the generators for the automatic generator change Minimum runtimes both 0 Generator sequence assignment A 1 B 2 Automatic generator change A and B Yes Hrs run Diff for generator chang...

Page 84: ...rve will be generated The intermediate values between the defined points are interpolated by the function There is no extrapolation of values outside the defined range If the point lies beyond the def...

Page 85: ...specified per axis resulting in up to 10x10 100 defined Z values X values Y values Z values Sub menus for entering the X and Y values and the corresponding Z values Example The Z values should be offs...

Page 86: ...ntity for Z The intermediate values between the defined points are interpolated by the function Plan view of a single element of a 3D plot to explain the interpolation of a point between defined Z val...

Page 87: ...lues outside the defined range If the point lies beyond the defined points the output will indicate the height of the point where it exited the 3D plot or 2D curve Example of two values beyond the def...

Page 88: ...ions CAN inputs etc Parameters Monitoring Available for selection Range Minimum Maximum Function quantity A wide range of function quantities are available which are applied together with their unit a...

Page 89: ...d value Display of the relevant monitored value A if only one monitored value is specified or the A B differential if two monitored values are used Min value ctr Display of a countdown of the time unt...

Page 90: ...n status Digital input signal ON OFF e g from the Time switch function Set room temperature Analogue value specifying the required set room temperature Set flow temperature Analogue value specifying t...

Page 91: ...tive time Utilises the Time switch function to shift the switching point of cooling operation according to the outside temperature see Derivative time sub chapter Shutdown conditions Sub menu Pump shu...

Page 92: ...le mixer off Mixer Mixer action when Enable mixer Off Available for selection Close Open Unchanged None of the parameter values have an adjustable hysteresis The switching thresholds are each divided...

Page 93: ...see Average sub chapter If the cooling circuit pump is switched off by the time condition status then the set flow temperature is issued as 200 C and the effective set room temperature as 50 C If the...

Page 94: ...the reference temperature Minimum feed temp Analogue value specifying the minimum temperature at the feeding appliance e g boiler Max reference temp Analogue value specifying the maximum reference te...

Page 95: ...value Example T feed min 60 C Diff on 5 0 K Diff off 1 0 K If the T feed temperature exceeds 65 C 60 C 5 K the output becomes active whereas shutdown occurs if the temperature drops below 61 C 60 C 1...

Page 96: ...of the function The Decontamination input variable can come from a pushbutton or from another function An ON pulse will cause the hold time to start once the set temperature Diff off is exceeded The...

Page 97: ...old timer counts down during the interval time once the set temperature Diff on is exceeded at the sensor If the DHW temperature falls below the set temperature Diff on while the hold time is counting...

Page 98: ...esult enable off Digital value for the inverse result output variable when Enable is OFF Input variable 1 maximum 10 Digital values ON OFF used to produce the result subject to mode The number of inpu...

Page 99: ...n afterwards set pulse Result permanently OFF if at least one of the inputs I2 I4 I6 I8 I10 has been set to ON delete holding circuit This delete command is dominant Therefore switch on is not possibl...

Page 100: ...F ON OFF I1 is saved ON OFF OFF ON OFF Previous state ON OFF ON OFF ON I2 deletes output ON ON ON OFF ON I2 dominant OFF X X 1 1 Exclusive or example with three inputs Enable I 1 I 2 I 3 Output Inv ou...

Page 101: ...nable is OFF Result CD enable off Analogue value for the Result CD output variable when Enable is OFF Input variable A D Analogue values for the mathematical calculations to five decimal places If the...

Page 102: ...following formula Function A Operator 1 B Operator 2 C Operator 3 D The first field Function can remain empty in which case it has no effect on the arithmetic operation In this field a function can be...

Page 103: ...s C and D without any function calculation The results are produced with the selected function quantity unit and the decimal places specified by it and can be used as input variables for other functio...

Page 104: ...ge window will still remain visible unless Hide messages is tapped Parameters Type Available for selection Error Fault Warning Message Priority Enter the priority 1 10 Delay Enter the delay for trigge...

Page 105: ...gered even if they were set to Manual ON or Auto ON Dominant on expert Like Dominant on but the output can be switched manually in Expert mode Dominant off expert Like Dominant off but the output can...

Page 106: ...cause ceases to exist The warning tone can be switched off in the message window or by means of Hide messages Fault message type only A specific Reset fault output variable is available in order to r...

Page 107: ...symbol in the status line Example Fault message type output 1 dominant OFF output 2 dominant ON warning tone activated output for warning tone output 12 After the message has been triggered and the ca...

Page 108: ...splay appears yellow Depending on the setting in the X2 device messages from other X2 devices can also be displayed with a pop up window a changed status LED and or a warning tone The pop up window wo...

Page 109: ...is unused then the value of input variables Set value Offset set value is issued in as the set value for control Output variable mixer 0 100 is aligned with this value This allows a precise set posit...

Page 110: ...ion run 100 is shown when Open is selected and 0 when Close is selected Output variable Mixer 0 100 is aligned with this value This allows a precise set position in to be specified for a mixer with 0...

Page 111: ...erring too little energy to the cylinder The flow rate is therefore reduced A longer dwell time in the indirect coil cools the heat transfer medium more thus reducing T ref Keeping T cyl constant woul...

Page 112: ...occurs in order to correct it as fast as possible If the actual value deviates from the set value at a rate of X 0 1 K per second the correcting variable will be changed by one level Higher values re...

Page 113: ...e of the event Set value event control Analogue value specifying the set control temperature for event control Proportional component Analogue dimensionless value between 0 0 and 100 0 The correcting...

Page 114: ...ble for selection Act threshold Act threshold Display of the activation threshold Start differential for the activation threshold Stop differential for the activation threshold Display of the set valu...

Page 115: ...atus ON if differential control is active Event control active Status ON if event control is active Corr variable 0 Status ON if the correcting variable is 0 With Enable OFF the correcting variable is...

Page 116: ...generates a time controlled output of up to 64 numeric values In each cycle stage the system switches from one value to the next in a definable table and issues the new value as the set value This al...

Page 117: ...unction no retriggering Pause profile An ON signal interrupts the runtime of the function for the duration of the ON signal The runtime resumes if the pause signal switches to OFF again If during the...

Page 118: ...e for a stage the value of the Set value enable off input variable will be issued as the set value and Profile status will be set to OFF Output variables Set value The currently valid set value Curren...

Page 119: ...er slope positive Trigger slope negative Function description The Sample hold function determines a value from an analogue input variable which applies at the time of a digital trigger input signal Th...

Page 120: ...Parameters Function quantity A wide range of function quantities are available which are applied together with their unit and their decimal places Slope Select the trigger slope of the trigger input p...

Page 121: ...time window as output variables The ON and OFF times can be defined flexibly by means of input variables e g the system values for sunrise or sunset The Time switch function performs timer functions...

Page 122: ...nction quantities for set values 1 or 2 A wide range of function quantities are available which are applied together with their unit and their decimal places Time program Sub menu Time program for the...

Page 123: ...for selection for the Time switch function The start and stop times of each time window can be shifted by means of input variables Two different set values can be issued as output for each time window...

Page 124: ...2 The start time of the first time window is 05 30 h 3 The stop time of the first time window is 09 00 h 4 Set value 1 is a value defined by the user 22 0 set value 2 is unused output Set value 2 if t...

Page 125: ...e time specified here is an offset value for the input variable with the plus after I1 indicating that the offset value is added to the variable 3 The stop time is input variable I2 sunset 30 minutes...

Page 126: ...rivative time and dwell time If enable OFF is selected the time condition status the effective time window and the time window are also OFF Set value 1 2 o If the Number of set values has been set to...

Page 127: ...tion digital value ON OFF Result enable off Analogue value for the output variable when Enable is OFF Input variable Analogue values to which scaling is to be applied Result minimum Minimum value of t...

Page 128: ...e which corresponds to a temperature So for example if the input variable was 25 0 C the output would be 60 0 Output variables Result The result produced by the scaling optional selection of an analog...

Page 129: ...eference temp Analogue value specifying an offset for the minimum reference temperature Parameters Time window Start End Time window for active cooling Reference temperature T ref min Diff on Diff off...

Page 130: ...the reference temperature T ref Limit temperature Optional Analogue input signal for the limit temperature T lim Minimum collector temp Analogue value specifying the minimum temperature at the collect...

Page 131: ...the stabilisation time is activated When the collector exceeds a certain temperature e g 130 C the system comes to a halt and it is assumed that steam is present in the collector usually making circul...

Page 132: ...rity Status OFF if the solar function is deactivated by the Solar priority function Time window Status ON when the time window for the stabilisation time applies Stabilisation time ctr Counter which c...

Page 133: ...emperature differential between the collector sensor and cylinder sensor is exceeded During the filling time the pump must raise the heat transfer medium over the highest point of the system If there...

Page 134: ...computer displays the required radiation threshold above which the start function is to be active If the collector sensor specified in the input variables under Reference temp is heated by the sun th...

Page 135: ...iately when the solar function starts independently of the filling process and starts again at the end of the filling process The solar circuit pump will keep running during that stabilisation time ir...

Page 136: ...e priority timer will be activated If a radiation sensor is being used the radiation level must exceed a threshold value instead of the temperature differential The priority timer shuts down the pump...

Page 137: ...signed as well However this is generally only useful if the system has multiple collector arrays In that case solar functions which apply to the same cylinder are set to the same priority level If for...

Page 138: ...witching off The switch on and switch off input variables are especially suitable for switching several start stop functions on or off at the same time With the next pulse at Changeover the switching...

Page 139: ...ntials of the calculated values between beginning and end of the day month and year are saved This version is suitable for example for calculating the daily monthly and annual performance factor of a...

Page 140: ...d common logarithms ln and log The fields marked Operator 1 3 are for selecting the arithmetic operation o Addition o Subtraction o Multiplication x o Division o Modulo remainder from a division o Exp...

Page 141: ...ines whether the set windows should run once or repeatedly cyclically when Enable is switched ON The function allows up to eight date or time windows Start and end of the window In the modes Hour and...

Page 142: ...he Duty factor input variable allows the specified timer runtime to be modified from 0 to 500 The timer runtime can thus be influenced via analogue signals and calculation values Input variables Enabl...

Page 143: ...mode If the timer stops the runtime counter is set to 0 If Enable Off both the timer output and the inverse timer output are switched off Action of the runtime counter if enable timer off o Zero rese...

Page 144: ...s during the pulse time does not change the output status Without retriggering The pulse time runs irrespective of the status of the trigger input and does not restart until the selected trigger slope...

Page 145: ...en the delay has elapsed An OFF signal at the trigger input after the delay has elapsed causes the output to be switched off immediately Minimum runtime The ON signal at the trigger input switches the...

Page 146: ...e setting stop time 0 is a special case The start time then makes up the entire period sum of ON OFF and the duty factor establishes the ratio of start time to stop time A duty factor over 100 is cons...

Page 147: ...perating mode switch Parameters Function quantity Diff on Diff off A wide range of function quantities are available which are applied together with their unit and their decimal places Start different...

Page 148: ...s With a solar thermal system the collector sensor can also be used as the flow sensor For that to be possible it must be installed in a sensor well at the flow outlet of the collector header However...

Page 149: ...ead to substantial errors in the calculation of the differential temperature The device has a calibration process to compensate this error After selecting Start calibration the user is prompted to con...

Page 150: ...metering therefore equals 1 19 x 1 015 1 208 This means heat metering accuracy of 20 8 in the worst case scenario at 10 K spread without calibrating the temperature sensors although all measuring erro...

Page 151: ...reading Kilowatt hours total Day sum Previous day sum Week sum Prev week sum Display of yield in the set currency Month sum Prev week sum Year sum Prev year sum Sum total PLEASE NOTE The meter reading...

Page 152: ...ion will be active for as long as the switch is ON irrespective of the total runtime set External button A momentary ON pulse e g from a pushbutton activates the function for the total runtime selecte...

Page 153: ...status ON OFF selection of the output Generator output Display of the current output value selection of the analogue output Runtime counter Display of a countdown of the Activation time of the Mainten...

Page 154: ...he room temperature in the conservatory exceeds a threshold Optionally a wind and or rain sensor can be used to trigger closing of the window independent of the room temperature It is possible for man...

Page 155: ...dow will be opened closed or remain unchanged according to the Closing conditions Operation is then only possible in manual mode although the safety shutdown via wind or rain sensor remains active Roo...

Page 156: ...ulse on the opposite command in each case Closing conditions Setting of the closing conditions if a rain and or wind sensor is used or if an Enable signal Off see Closing conditions sub chapter When t...

Page 157: ...nsor The rain sensor returns a numeric value to the input variable in accordance with the moisture level detected The value is dimensionless with no unit or decimal places The dry value is 700 As the...

Page 158: ...econds Wind speed max Status ON if the window drive has been enabled by the wind sensor and the remaining runtime has elapsed Wind block counter Display of a countdown of the blocking time in seconds...

Page 159: ...ls from meters counters Price unit Unit exceptions For the hours run meter the unit is one hour 3600 seconds For the pulse counter Energy unit the unit is 0 1 kWh Parameters for hours run meter Mode A...

Page 160: ...of yield in the set currency Month sum Prev week sum Year sum Prev year sum Sum total PLEASE NOTE The meter readings from the Meter Counter function module are saved to the internal memory every hour...

Page 161: ...and pulse control Time control applies within the time window pulse control applies outside it The optional cylinder sensor T cylinder can be used to implement mixing protection for all modes Input v...

Page 162: ...djustable jump in temperature is captured at T DHW within a second the controller will switch on the DHW circulation pump The pump stops either at the end of the set runtime or when the set value is e...

Page 163: ...play of a countdown of the runtime pulse mode Pause time Display of a countdown of the pause time pulse mode T cylinder T cyl min Status ON if the cylinder temperature T cylinder is higher than the mi...

Page 164: ...ight requires the consent of Technische Alternative RT GmbH This applies in particular to reproduction translation and electronic media Technische Alternative RT GmbH A 3872 Amaliendorf Langestra e 12...

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