MDT Technologies SCN-WS3HW.01 Technical Manual Download Page 1

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MDT technologies GmbH •

51766 Engelskirchen • Papiermühle 1

Tel.: +49-2263-880 • Fax: +49-2263-4588 • [email protected] • www.mdt.de

1/2014

Technical Manual

MDT Weather station

SCN-WS3HW.01

Summary of Contents for SCN-WS3HW.01

Page 1: ...MDT technologies GmbH 51766 Engelskirchen Papiermühle 1 Tel 49 2263 880 Fax 49 2263 4588 knx mdt de www mdt de 1 2014 Technical Manual MDT Weather station SCN WS3HW 01 ...

Page 2: ...ttings at the ETS Software 7 2 7 Starting Up 7 3 Communication objects 8 3 1 Overview 8 3 2 Default settings of the communication objects 9 4 Reference ETS Parameter 10 4 1 General 10 4 2 Brightness sensors 12 4 2 1 Treshold value 14 4 2 2 Facade control 18 Data type and moving function 20 Teach In Funktion 23 Temperature Blockfunction 24 4 3 Dusk sensor 26 4 4 Wind sensor 28 4 5 Temperature senso...

Page 3: ... inastallation on windwows with vacuum cup 2 2 Usage Areas of use The MDT Weather station Home is made for the weather detection for private use The installation is made in the outdoor area and should be made on a pole Alternative the weather station can be installed on a wall at the southern side The connection to the bus is made via a 5m long bus cable which is included in the delivery contents ...

Page 4: ...can be prevented The brightness sensors are attached to each other at a 90 angle so the 3 sky directions can be captured At this point there are two different opportunities to install the weather station On the one hand the weather station can be adjusted exactly to the sky directions to capture the exact brightness of the three directions On the other hand the weather station can be adjusted to t...

Page 5: ...s can be activated and parameterized further Further more an extensive façade control is available as soon as at least one threshold is active Brightness sensor south The brightness sensor for the south direction with the same functions as described above can be parameterized at this submenu Brightness sensor west The brightness sensor for the west direction with the same functions as described ab...

Page 6: ...Threshold 1 Thresholds adjustable Detection time adjsutable Behavior at going below above limits adjustable Cyclic sending Blocking object Threshold adjustment via object Treshold 2 Thresholds adjustable Detection time adjsutable Behavior at going below above limits adjustable Cyclic sending Blocking object Facade control Data object for moving adjustable Reaction to treshold 1 Reaction to treshol...

Page 7: ...g SCN WS3HW 01 2 7 Starting Up After wiring the allocation of the physical address and the parameterization of every channel follow 1 Connect the interface with the bus e g MDT USB interface 2 set bus power up 3 Activate the programming mode by closing the reed contact with the provided magnet red programming LED lights 4 Loading of the physical address out of the ETS Software by using the interfa...

Page 8: ... control can be activated At first the objects for the 3 brightness sensors are available Afterwards the objects for the wind sensor dusk sensor and temperature sensor follow At last stand the general objetcs The communication objects of each block start always with the measuring value On this value the objects for the activated tresholds and facade control follow if activated A deatilled listing ...

Page 9: ...Facade East Teach In position 2 1 Bit Low X X X 11 Facade East Status blinds for Teach In 1 Byte Low X X X 11 Facade East Status shutter for Teach In 1 Byte Low X X X 12 Facade East Status slats for Teach In 1 Byte Low X X X 13 Facade East Receive measured value 2 Byte Low X X X 17 Brightness South Facade South 34 Brightness West Facade West 51 Dusk Measured value 2 Byte Low X X X 52 Dusk Toogle d...

Page 10: ... The following chart shows the dynamic range for the general settings ETS Text Dynamic range default value Comment Startup time 1 60 s 1 Time between a bus power up and functional restart of the device Limitation of telegrams not active active activates deactivates the limitation of telegrams max quantity in 10 seconds 1 255 15 maximum quantity of telegrams per 10 seconds appears if the limitation...

Page 11: ...nction Cyclic send of Operating Telegram shows an telegram which observes the function of the weather station Via this object it can be observed whether the weather station is still at the bus or not This can be done e g by a homeserver or a visualization In complex buildings the error detection can be accelerated by this method and gets much easier The function Behavior after programming defines ...

Page 12: ...at change cyclic at change and cyclic defines the sending condition for the brightness values Send by change of 10 20 30 If the brightness value shall be sent at change the rate of change can be defined at thisparameter Time for cyclic sending 10 sec 20 sec 30 sec 1 min 2 min 5 min 10 min 20 min 30 min 45 min 60 min If the brightness value shall be sent cyclic the time for cyclic sending can be de...

Page 13: ... depend to the place of installation Surfaces illuminated by Approximated illuminance Bright day of sun 100 000 lx Clouded summer day 20 000 lx In the shadow at a summer day 10 000 lx Clouded winter day 3 500 lx Office Room building lights 500 lx Overhead lightning 100 lx Street lightning 10 lx Full moon night 0 25 lx Starlit night new moon 0 001 lx Clouded night without moon and other extraneous ...

Page 14: ...the first threshold value Minimum of period if limit fall below no delay 10 sec 30 sec 1 min 2 min 5 min 10 min 20 min 30 min 45 min 60 min Minimum period of time for which an undercut must be measured Modifable threshold value only via parameter via objects and parameter Defines whether the threshold value can be modified only via parameter or via object and parameter Send if limit exceeded no se...

Page 15: ... Treshold value lower limit at Lux x1000 1 99 35 defines the lower limit for the second threshold value Minimum of period if limit fall below no delay 10 sec 30 sec 1 min 2 min 5 min 10 min 20 min 30 min 45 min 60 min Minimum period of time for which an undercut must be measured Send if limit exceeded no send send ON telegram send OFF telegram Action for the exceedance of the second treshold Send ...

Page 16: ...value 2 must be higher than the ones of the threshold value 1 The following chart shows the stepping of the threshold values 1 and 2 Illustration7 Stepping of the threshold values 1 2 It is also possible to program a crossover of the both threshold values insofar as the upper limt of threshold value 2 is higher than the one of threshold value 1 and the lower limit of threshold value 2 is higher th...

Page 17: ...r the lower limit of the threshold value Via theses both objects a new value can be assigned to the the first threshold value The chart shows the relevant communication objects for the threshold values Number Name Function Length Usage 1 Brightness East Treshold value 1 1 Bit indicates if threshold value1 is active 2 Brightness East Treshold value 2 1 Bit indicates if threshold value2 is active 3 ...

Page 18: ... default value Comment Datatyp for moving object 1 Byte Scene number 1 Byte absolute position of blinds 1 Byte absolute position of shutter slats Setting which data type shall be used for the facade control Reaction if threshold value 1 East South West exceeded no reaction Send scene Move to blind position Move to shutter and slat position Setting if the exceedance of the first threshold value sha...

Page 19: ...Selection of the scene number which shall be called Absolute Position of blinds 0 100 0 Adjustment of the absolute position for the blinds Absolute Position of shutter 0 100 0 Adjustment of the absolute position for shutter Absolute Position of slats 0 100 0 Adjustment of the absolute position for the slats Reaction if threshold value 2 East South West exceeded no reaction Send scene Move to blind...

Page 20: ...ing object for the facede control Chart 10 Facade control Data type and moving function The output object for the facede control of the weather station can be adapted to the controlling device via the parameter data type The settings blinds shutter slats and scene number are available The required setting depends to the controlling shutter actuator Depending to the adjusted settings the further pa...

Page 21: ...time the adjusted function for the exceedance of the threshold will be performed In this case the blinds are moved to 50 The blinds stay on this position until the sensor measures an exceedance of the second threshold for the adjusted time Now the blinds drive to 70 If now an undercut of the lower limit of threshold 2 is measured for the adjusted time the first trehold will be active and the blind...

Page 22: ...1 Byte Call of the parametrized slat position 23 Facade South Send position of blinds 1 Byte Call of the parameterized blind position 23 Facade South Scene 1 Byte Call of the parameterized scene number 23 Facade South Send shutter position 1 Byte Call of the parametreized shutter position 24 Facade South Send position of slats 1 Byte Call of the parametrized slat position 40 Facade West Send posit...

Page 23: ... the Teach In function for the second threshold value 28 Facade South Status blinds for Teach In 1 Byte reads the current value of the blinds from the shutter actuator back 28 Facade South Status shutter for Teach In 1 Byte reads the current value of the shutter from the shutter actuator back 29 Facade South Status slats for Teach In 1 Byte reads the current value of the slats from the shutter act...

Page 24: ... weather station sends the new values and the shutter slats drive to this position There is an additional parameter at the general settings have a look at page 10 which defines whether the Teach In values shall be kept after a new programming or the weather station shall overwrite them with the parameterized one Temperature Blockfunction The facade control can also be parameterized with the influe...

Page 25: ...the facade control 13 Facade East External temperature 1 Bit Input for an external temperature 25 Facade South Block object for facade 1 Bit Blocks the facade control 30 Facade South External temperature 1 Bit Input for an external temperature 42 Facade West Block object for facade 1 Bit Blocks the facade control 47 Facade West External temperature 1 Bit Input for an external temperature Chart 13 ...

Page 26: ...ge of 10 20 30 if the dusk value is sent at change the minimum rate of change can be defined here Send dusk value in interval of 10 sec 20 sec 30 sec 1 min 2 min 5 min 10 min 20 min 30 min 45 min 60 min if the dusk value is sent cyclic the timebase for sending can be defined here Day Night object not active day 1 night 0 day 0 night 1 activates the Day Night object Adjustment of the polarity Day a...

Page 27: ... the 3 brightness sensors East South West There is a communication object for the current dusk value available which can be parameterized individually in consideration of the sending conditions The behavior of the Day Night can also be parameterized individually As well the polarity of the object as the trsholds for the day and night detection can be adjusted Furthermore the value of the Day Night...

Page 28: ...t shows the dynamic range of the wind sensor ETS Text Dynamic range default value Comment Send wind speed m s never on demand at change cyclic at change and cyclic defines the sending condition for the wind sensor Send by change of 10 20 30 if the wind speed is sent at change the minimum rate of change can be defined here Time for cyclic sending 10 sec 20 sec 30 sec 1 min 2 min 5 min 10 min 20 min...

Page 29: ... threshold Time for cyclic sending no send 10 sec 20 sec 30 sec 1 min 2 min 5 min 10 min 20 min 30 min 45 min 60 min defines the time for the cyclic sending of the threshold evaluation no send deactivates the cyclic sending Chart 16 Dynamic range wind sensor The wind sensor enables driving the shutter blinds up at a certain value to prevent the shutter blinds of damages at storm or too much wind L...

Page 30: ...rameter ETS Text Dynamic range default value Comment Send wind speed m s never on demand at change cyclic at change and cyclic defines the sending condition for the wind sensor Send by change of 10 20 30 if the wind speed is sent at change the minimum rate of change can be defined here Time for cyclic sending 10 sec 20 sec 30 sec 1 min 2 min 5 min 10 min 20 min 30 min 45 min 60 min if the wind spe...

Page 31: ...in 10 min 20 min 30 min 45 min 60 min defines thetime for the cyclic sending of the evaluation of the first threshold no send deactivates the cyclic sending Treshold value 2 not active active activates the second treshold Temperature treshold value 2 upper limit 30 50K 6K Adjustment of the upper switching threshold for the second threshold Send if limit exceeded no send send ON telegram send OFF t...

Page 32: ...s setting is useful when the sensor measures wrong values When this function is activated the temperature controller will also send the corrected values All sensors are matched in plant to 0 1K Two tresholds are availbale for the parameterization of the temperature sensor which can send as well for the execeedance as for the undercut switching telegrams These are done by the communication objects ...

Page 33: ...neral settings Page 10 Illustration 4 Brightness sensor Page 12 Illustration 5 Threshold value 1 Page 14 Illustration 6 Threshold value 2 Page 15 Illustration7 Stepping of the threshold values 1 2 Page 16 Illustration 8 Overstepping of the threshold values 1 2 Page 16 Illustration 9 Facade control Page 18 Illustration 10 Diagram facade control Page 21 Illustration 11 Programming Teach In function ...

Page 34: ...Page 13 Chart 7 Settings threshold value 1 Page 14 Chart 8 Settings threshold value 2 Page 15 Chart 9 Communication objects threshold values Page 17 Chart 10 Facade control Page 18 Chart 11 Communication objects facade control Page 22 Chart 12 Communication objects Teach In Page 23 Chart 13 Communication objects temperature block function Page 25 Chart 14 Dynamic range dusk sensor Page 26 Chart 15...

Page 35: ...n occur danger for humans animals or material assets Do not let the packaging lying around careless plastic foil bags etc can be a dangerous toy for kids 6 2 Routine disposal Do not throw the waste equipment in the household rubbish The device contains electrical devices which must be disposed as electronic scrap The casing contains of recyclable synthetic material 6 3 Assemblage Risk for life of ...

Page 36: ...rated automatically heating 2 inputs to connect push button for blind control Heating operation by choke free output STV 640 Hysteresis and time delay programmable or external 24VDC power supply 2m connection cable Current consumption of heating is 100mA Flush mounted control unit 5m bus connection cable Operation mode 1 Installation on window without blinds Stainless fastening angle included in d...

Page 37: ... 3W 0 3W Operation temperature range 0 to 45 C 20 to 70 C 0 to 45 C Enclosure IP 20 IP 44 IP 45 Dimensions control unit W x H x D 41mm x 41mm x 12mm 67mm x 67mm x 29mm Examplary circuit diagram SCN xSxxx 01 Depending on mounting position the measured temperature value can be different from real temperature value Without heating Heating operation by choke free output STV 640 or external 24VDC power...

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