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Daqu Manual

1. O O O O O O O Q L O O O L O O o O O O L O O O O O O O O O L O Carburetor Carburetor O O 0 O O O l I O O d s LO Engine block Engine GND splitter Figure 19 Carburetor temperature sensor connection schema Non isolated sensor left iso lated sensor right Isolated Sensor Sensor has two wires One wire is connected to pin channels A1 A12 or A14 or A15 can be used and the other wire is connected to pin of the same A channel Also connect pin with GND pin See figure 20 right for proper connection schema Channel Function S ensor Filter A1 A12 Airbox Gearbox VDO 100 120 150 200 PT100 1000 LM335 1000 ms A14 A15 NTC Flybox N1K NTC Westach Airbox Ol 000000000000O0 OlH00000000000 0 Engine block Engine GND splitter Figure 20 Airbox Gearbox temperature sensor connection schema Non isolated sensor left isolated sensor right 4 7 Oil Pressure In order to measure the engine oil pressure sensor that operates in the 0 10 bar 0 150 psi range is typically used Kanardia provides two oil pressure sensors see figure 21 e Active MEMS based oil pressure sensor with 1 8 27 NPT thread 24 Kanardia 2013 Daqu Manual 4 7 Oil Pressure e Passive VDO oil pressure sensor with 1 8 27 NPT thread Sensors normally fit directly to Rotax aft
2. Channel Function Sensor Filter B1 Oil pressure Rotax Int Res 1500 ms B2 B6 Rotax Active ROTAX OIL P N 956413 ROTAX OIL P N 956413 12 Voar KI Prue 9 GND GND__ 7 L z ME END ri E 12 V gt GND ri 000000000000 000000000000 Figure 24 Rotax active oil pressure sensor with current output connection schema Connec tion to channel B1 left connection to channels B2 B6 right 4 7 1 Rotax Rotax engines usually come equipped with the oil pressure sensor Models shipped before 2008 have a passive VDO 0 10 bar 0 150 psi range sensor see figure 22 for connection schema Rotax engines shipped after 2008 have installed Rotax active oil pressure sensor see figure 24 for connection schema 4 7 2 All Other Engines Lycoming Continental and Jabiru engines usually come equipped with 1 8 27 NPT thread passive oil pressure sensor See figure 22 for connection schema On second installation Kanardia recommends usage of active pressure sensor 4 8 Fuel Pressure In order to measure fuel pressure sensor that operates in the 0 2 bar 0 30 psi range shall be used for carbureted engines Injected engines require fuel pressure sensor with higher range See your engine manual for specifications Fuel pressure sensor must not be mounted directly on the engine due to potential vibration problems Kanardia provides two fuel pr
3. Lit Fuel level Active type 0 5V Signal h e6 Bs BUX 5 Ba BUX 2 Ba BUX 1 000000000000 Figure 31 Active fuel level sensor connection schema 4 10 1 Tank Calibration with Nesis Before tank calibration can be performed fuel level sensor s must be configured Refer to section 2 3 2 on page 10 Enter the Tank Calibration icon on Service Mode screen Three options are displayed Setup tanks This option combines sensors hardware units and tank names It must be done first see figure 32 After calibrating tank other two options will become available e Tank name Give tank a name Use very short names just one letter when possible 32 Kanardia 2013 Daqu Manual 4 10 Fuel Level Figure 32 Shape Choose a tank shape Select your tank aircraft and tank model when available or specify the user shape When non user shape is selected proceed to the min max calibration For the user shape you must proceed with the Edit tank shape option Unit Select the serial number of the Daqu unit to which the fuel level sensor is con nected Usually only one option is available Tank setup Tank name Shape Unit Tank 1 c User Je Gs Tal Tank setup dialogue In the dialogue the tank C has User defined shape The tank is connected to the device with serial number 1145 Daqu Your Daqu will have different serial number of course Calibra
4. Daqu is not waterproof When installing the unit in a location where it will be exposed to fluids or moisture install it in a waterproof enclosure Daqu gets the required electrical power from the CAN bus which means that the CAN cable is the only cable that connects it with the Nesis or Emsis system Physical dimensions are given in the Appendix Please allow additional 6 cm clearance for the CAN connector on one side and about 8 cm depends on the manifold pressure tube for the manifold pressure connector on the other see figure 1 for details 80 mm Figure 1 Daqu top view Daqu is not shipped with the mounting hardware You may use any appropriate removable fittings that suit the need just do not use rivets 2 2 Intake Manifold Pressure Daqu has a built in MEMS sensor that is used to measure the intake manifold pressure Use a 5 mm inner diameter tube to connect the manifold pressure engine source with the Daqu manifold connector Secure the tube on all connections using pipe clamps Please consult your engine manual to locate the source of the manifold pressure on your engine On most engines you need to remove the protection cap and the protection nipple first 8 Kanardia 2013 Daqu Manual 2 3 Configuration We strongly recommend installing a restrictor with a small hole in the middle of the tube Install the restrictor as close to the manifold pressure source as possible This is mostly due to the safety
5. surements After measurements are complete min max calibration is done automati cally This option can be used for the User shape tank only Here we record a curve that connects sensor values with actual fuel quantity stored in tank Please note that most fuel level sensors are not able to detect a completely empty tank they stop indicating before the tank is truly empty The same is true for the full tank Sensors stop indicating before the tank is completely full See figure 34 for tank shape dialogue Calibrate tank shape Tonk CSS Table Volume I Sensor 1 141 754 8 202 944 6 287 571 8 339 26 68 460 764 Sensor value 461 26 Figure 34 Tank shape editor dialogue The table always shows fuel in liters even if gallons were selected for the fuel units In order to calibrate sensor against tank shape please follow these steps 1 6 Make sure the tank is completely empty Add the inaccessible amount of fuel into the tank You may also consider adding a few extra liters for safety This defines the zero fuel level Select the Add command and select the zero fuel from the dialogue This adds a line into the dialogue which combines zero fuel level with the sensor reading Add a known quantity of fuel into the tank and observe the Sensor value label This value MUST change must be different from the last recorded value If the value does not change or the differenc
6. 4 15 Amperes Current 4 15 Amperes Current Kanardia provides two current sensors Figure 40 illustrates both Figure 40 Kanardia current sensor 30 A left Kanardia current sensor 160 A right Current 30 A Sensor uses two M6 screws for connection with power cable and sensor fitting Current 160 A Sensor can be fitted into place with four M3 screws Power cable is guided through the sensor hence power cable is not cut at any place Sensor has a label with illustrated arrow Sensor will indicate positive readings if the current flows in direction of the arrow Sensor has three wires Red wire provides power for the sensor operation and connects to 5 V pin Black wire provides sensor ground and connects to GND pin White wire provides signal and connects to the correct channel default channel is B5 but B1 B4 or B6 can also be used See figure 41 for proper connection schema B1 B6 El current 1 2 Current 30 60 80 160 A 1500 ms 12 GND rg h 6 000009000000 Bs Be BUX 5 me 75 BUNG gt Ba BUX 7 Figure 41 Kanardia current sensor connection schema 40 Kanardia 2013 Daqu Manual 4 16 Voltage 4 16 Voltage Daqu can measure voltages from 0 to 30 V DC Choose the point where you want to monitor the voltage and guide the wires to Daqu Daqu default and only channel for measuring voltage is C1 Connect posit
7. ee OR ee a a a eS 15 4 Installation of Sensors Probes and Transducers 17 4 1 EGT Exhaust Gas Temperature 17 4 1 1 Hose Clamp type EGT Probe 18 4 1 2 Bayonet type EGT Probe 18 4 2 CHT Cylinder Head Temperature 19 ADA ROA En ee ce a A EE oe me S 20 ADD Jabiru saa enr a AA a Etes 21 4 2 3 Lycoming and Continental 21 4 3 Oil Temperatures os a an la Boekel ile 2 E dE aed eae Gh ak LU me 21 4 4 Coolant Water Temperature et dace asus SS sn RTH Rm Ce 22 4 5 Carburetor Temperature 22 4 6 Airbox Gearbox and other Temperatures 23 Ast OIL Pressure io cs rro eck boue Que E ANG Sahn We we ee ba 24 Lek Rotax 2 Aydt hol pots Ne a aa he De fo le la aa 27 4 7 2 All Other Engines 27 4 8 Fuel Pressure so dre a ide at ORG mar Ee A 27 4 9 Hydraulic and Pneumatic Pressure 30 4 10 Fuel Leet ies a amies beech Aap a eo gk Ske ee as 30 5 Kanardia 2013 Daqu Manual CONTENTS 4 10 1 Tank Calibration with Nesis 32 4 11 Pitch Roll Yaw Trim Flap Position pia mulet Dies 35 4 11 1 Pitch Roll Yaw Trim Flap Position Calibration with Nesis 35 4 12 Engine RPM Tachometer 36 AVS Rotor REM eriggy de re rr RNS ce ty Peak Ose GA DO ots SMe wk he
8. engines CHT probe thermistor type connection schema 20 Kanardia 2013 Daqu Manual 4 3 Oil Temperature 4 2 2 Jabiru Jabiru engines require a CHT probe to be installed under the spark plug on each cylinder To install the probe remove the spark plug and remove the compression washer from the spark plug Slide the 12 mm ring terminal type CHT probe on the spark plug then slide the compression washer back and reinstall the spark plug into the spark plug hole Example for 12 mm ring terminal type CHT probe can be seen on figure 13 See also your Jabiru engine manual for more details 4 2 3 Lycoming and Continental Lycoming and Continental engines have many different types and the best approach is to study your engine manual or ask an experienced mechanics about mounting the CHT probes In most cases there is a threaded hole near the bottom of the cylinder A bayonet type CHT probe with the adjustable tip can be used in this case Example for the probe can be seen on figure 13 Install the adapter nut into the hole in the cylinder Slide the tip so that it hits the bottom of the cylinder hole Tighten the nut to keep the tip in the position 4 3 Oil Temperature Refer to your engine manual for details on the oil temperature sensor installation In many cases your engine will be already equipped with proper sensors If this is not the case we provide two sensors that differ in thread size see figure 16 e 1 8 27 NPT thre
9. function is not activated twice two channels can NOT share the same function b Sensor type of sensor being used c Is sensor isolated thermocouples only otherwise ignored d Filter time constant how quickly Daqu unit reacts to a sensor change Large value means slower reaction e Pulses per event for example Rotax engines require 1 pulse per engine revolution and some fuel flow sensors require up to 8000 pulses per liter Correction factor needed by fuel flow sensors A value larger than one increases the fuel consumption indication while a value smaller than one decreases fuel consumption indication g Save to accept new parameters This closes the dialogue h Reset to reset the channel use this on unused channels RS i Close to close the channel editing without accepting new parameters 2 Once all channels are set you must again Save in order to transfer the new configu ration to Daqu This also makes new configuration active Close will not save new configuration 2 3 3 Configuration with Emsis unit This section only guides you through configuration process For more information and de tails about configuring the sensors and handling with the Emsis unit download or print Emsis User Manual from http www kanardia eu downloads emsis Follow the next procedure to enter the Sensors menu 11 Kanardia 2013 Daqu Manual 2 3 Configuration 1 Select the Settings s
10. reasons 2 3 Configuration Daqu can be configured for myriad sensor configurations Configuration is performed in two steps In the first step sensors are physically wired to individual pins In the second step sensor parameters are entered using the Nesis or Emsis unit Daqu and Nesis Emsis unit must be both connected to the CAN bus of course Figure 2 right shows Daqu top view where all pins and channels are visible ERIWER Be BUX 5 B3 BUX 2 Ba BUX 1 3 12 V 7 O000000000000J0 0 000000000000 0 O O O O O O O O O O O O O O O O O O O O O O O O O O O O 0l0000000000000 Figure 2 Daqu pins and channels Al A6 left Daqu all pins and channels right Each channel has three labels See figure 2 left 1 Connector pin number when connector is disconnected this number helps to find the correct pin 2 Default usage of the channel it will suit most of the needs but the channel is not limited to the default use 3 General channel label this label tells the general channel meaning which type of channel it belongs to and the number of the channel 9 Kanardia 2013 Daqu Manual 2 3 Configuration Some pins are not connected to channels and they provide either ground GND or 5 12 V output which is needed by active sensors In most cases you connect sensors to the default positions according to the labels This significantly sim
11. 00000 GND ri Figure 35 Potentiometer connection schema Measuring resistance left measuring voltage right Specify Pitch trim min max Specify Flap position min max Sensor Real Sensor Real Min ol Min Co Max o Max o Sensor value 2234 16 Sensor value 2240 90 Figure 36 Specify pitch trim min max value left flap position min max value right Max For maximum set potentiometer position to maximum and select Set max command In the Real column you can insert a value you want to have on display like 100 for Max Once you have configured your potentiometer position setting select Save command Also do not forget to select Save command in the Airplane Engine menu 4 12 Engine RPM Tachometer Your engine may already be equipped with engine RPM sensor Refer to your engine manual for wiring If your engine is not equipped with RPM sensor refer to your engine manual for installation For correct readings you need to know the divider for your engine RPM sensor To enter the value with Nesis unit please refer to section 2 3 2 and with Emsis unit to section 2 3 3 on page 10 ECU ECU unit has a digital engine RPM output Two wires are used signal is connected to pin on Z1 channel and ground is connected to pin on Z1 channel See figure 37 for proper connection schema 3 Pulses per event number of sensor output pulses per engine rotor revolution or fuel flow
12. 37 AVA Puel Bleu 2 258 a Ne Eug Hate ok halles wl 08 nat Gh dee SY 4 al Ae 38 4 14 1 Differential Fuel Flow 39 4 15 Amp res Currents us cu at BO ee BA MR Ai e EO ete a TA 40 ALO NOWASE irrita Be tees Ghee ea Sete ea Ee ti Al 5 Rotax 912 iS Engine Daqu iS 43 5 1 Connection to Rotax iS CAN 44 6 Kanardia 2013 Daqu Manual 1 Introduction 1 Introduction First of all we would like to thank you for purchasing our product Daqu is data acquisition unit designed especially for monitoring engine parameters Daqu reads various engine sen sors processes the readings and transmits them to the CAN network where other units can make use of these readings We strongly recommend you to carefully read this manual before you start connecting Daqu unit with your engine sensors The manual provides information about the installation of the Daqu unit and connecting it with sensors probes and transducers The introduction chapter contains some general information later chapters reveal the details 1 1 General Description Device is enclosed in thin anodized aluminum case It is connected with the Nesis or Emsis system over single cable which serves as power supply and data link Daqu uses modified CANaerospace protocol over CAN bus for communication Daqu has four twelve pin con nectors to connect with sensors or probes one five pin CAN connector and 5 mm outer diameter intak
13. Daqu Manual Kanardia November 8 2013 FW ELO 6 gt Kanardia d o o Daqu manual Daqu Manual 2 Kanardia 2013 Daqu Manual Contact Information Publisher and producer Kanardia d 0 0 Ulica heroja Rojska 70 SI 3000 Slovenia Tel 386 40 360 512 Email info kanardia eu A lot of useful and recent information can be also found on the Internet See http www kanardia eu for more details Copyright This document is published under the Creative Commons Attribution ShareAlike 3 0 Un ported licence Full license is available on http creativecommons org licenses by sa 3 0 legalcode web page and a bit more human readable summary is given on http creativecommons org licenses by sa 3 0 In short the license gives you right to copy reproduce and modify this document if e you cite Kanardia d o o as the author of the original work e you distribute the resulting work only under the same or similar license to this one Credits This document was written using TeTeX IATEX based document creation system using Kile integrated LaTeX environment running on Linux operating system Most of the figures were drawn using Open Office Draw and Inkscape applications Photos and scanned material was processed using Gimp All document sources are freely available on request under the licence mentioned above and can be obtained by email Please send requests to info kanardia eu Revision
14. History The following table shows the revision history of this document Revision Date Description Document File 1 0 Apr 2013 Initial release DaquManual 100 pdf 1 1 May 2013 Added sensor connections DaquManual pdf 1 2 October 2013 Added documentation for Rotax 912iS DaquManual pdf The document can be downloaded from http www kanardia eu downloads daqu 3 Kanardia 2013 Daqu Manual 4 Kanardia 2013 Daqu Manual CONTENTS Contents 1 Introduction 7 1 1 General Description 7 1 2 Technical Sp cifications i oricui yE be Me Bad pe ag eee tte erh 7 1 3 Icons Used Trough the Manual 7 2 DAQU Installation 8 21 Installation 424 cy aie ap egg be eet een a Bee Das hate 8 2 2 Intake Manifold Pressure 8 2 38 CONBSUTAIOD Nee dng ec le de Pie go Eder HN ga 9 23 L Channels aan glee ey ag AS he ME di ok ME LS 10 2 3 2 Configuration with the Nesis unit 10 2 3 3 Configuration with Emsis unit 11 3 Wiring in General 13 Jal Grounds vr a sgh hcg Den AUD Se Gets ie BP ne pes an Edens Gs a 13 3 2 Resistive Sensors 13 3 3 Thermocouples 24 Las das an hohe PA es Pins ed eed a 13 3 4 Active Sensors so glee lea ee ae de Rg OR ea mme dx 14 3 5 Potentiometers is dense ok Ae ea BS ee A De 15 3 6 Digital Sensors a 2 2 06 os ea bee
15. ND pin See figure 35 left for proper connection schema _ A1 A12 Pitch Roll Yaw trim Flap position Res 400 ohm Res 5 10 kohm 50 ms A14 A15 Measuring Voltage Connect one end of the potentiometer to 5 V pin never connect to 12 V and other end to GND pin Connect sliding contact to correct channel channels B1 B6 can be used See figure 35 right for proper connection schema When measuring voltage no matter which variable resistor is used selected sensor on Nesis Emsis unit must be Linear 5V B1 B6 Pitch Roll Yaw trim Flap position Linear 5V 50 ms 4 11 1 Pitch Roll Yaw Trim Flap Position Calibration with Nesis Once you have installed potentiometer and calibrated a channel for it you need to set values for min max This is done by selecting channel for the potentiometer in Airplane Engine menu and selecting the Min max command Dialogue similar as the one on figure 36 opens Min Set potentiometer position to minimum and select Set min command In the Real column you can insert a value you want to have on display like 0 for Min If a different range of variable resistor is needed please contact Kanardia and we will provide you with a solution 35 Kanardia 2013 Daqu Manual 4 12 Engine RPM Tachometer gt 12 SEN BR GND ri Tor ecm not used 5 V MAX 0 5 V output Potentiometer Potentiometer GND 000000000000 000000
16. Sensor operating voltage 5 V These sensors require 5 V to operate and they provide 0 5 4 5 variable voltage output indicating pressure b Sensor operating voltage 12 V These sensors require 12 V to operate and they provide 0 5 variable voltage output indicating pressure Ground is connected to GND pin and signal must be connected to the correct channel default channel is B1 channels B2 B6 can also be used See figure 27 for proper connection schema Do not connect any sensor with an output signal greater than 5 V to B channels It will permanently damage Daqu unit Channel Function Sensor Filter B1 B6 Fuel pressure Act 5V 15 30 50 100 150 200 psi 1500 ms 12 Voar gt a Ba Pr P9 WHITE pr 5V Ai ps Ton NE 12 V 7 END 1 mou 12V Ez DND ri 000000000000 000000000000 Active fuel pressure sensor with voltage output connection schema Sensor oper ating voltage 5 V left sensor operating voltage 12 V right Current Output Active fuel pressure sensor is designed to output variable current proportional to the pressure being measured Sensor output at 0 bar is 4 mA and at maximum pressure is 20 mA Daqu measures this current using built in resistor on chan nel B1 only Active fuel pressure sensor has two wires older versions have three Connect 5 12 V input with appropriate 5 12 V pin according to your sensor speci fications Signal is connected to c
17. ad is normally used on Rotax and Jabiru engines e 5 8 18 UNF thread is normally used on Lycoming and Continental engines Several different sensors are also supported Please see section 4 2 for sensors as the sensors for the oil temperature are in most cases the same as for the CHT Figure 16 1 8 27 NPT thread sensor left 5 8 18 UNF thread right Sensor has just one wire Connect the wire to correct pin default channel is A15 channels A1 A12 or A14 can also be used Ground is provided through the engine block and must be connected to pin of the same A channel See figure 17 for proper connection schema 21 Kanardia 2013 Daqu Manual 4 4 Coolant Water Temperature A1 A12 Oil temp VDO 100 120 150 200 PT100 1000 LM335 1000 ms A14 A15 NTC Flybox N1K NTC Westach O O O Toi O 6 HU O G i ear O le me O enD 1 O Engine GND splitter ENGINE BLOCK Figure 17 Oil temperature sensor non isolated connection schema 4 4 Coolant Water Temperature If your engine is not equipped with proper sensor refer to your engine manual for installation of the coolant temperature sensor Several different sensors are supported Please see section 4 2 for sensors as sensors for coolant water temperature are in most cases the same as for the CHT or oil temperature Non isolated Sensor Sensor has just one wire Connect the wire to cor
18. be enters the tube If there is no hole measure the probe tip diameter and drill a hole that matches the measured diameter Typicall diameter is 1 8 10 mm Some probes have adjustable tip length 18 Kanardia 2013 gt Daqu Manual 4 2 CHT Cylinder Head Temperature Thread the probe into welded nut and adjust the tip so that the tip is in the middle of the tube Tighten all the nuts one used to adjust the tip and the other which holds the probe in the pipe Example for bayonet EGT probe can be seen on figure 11 right 4 2 CHT Cylinder Head Temperature Standard CHT sensors probes are J type thermocouples but several different sensor types are also supported K type thermocouples VDO 120 150 thermistor probe PT 100 1000 and other thermistor type probes The thermocouples wires should not be extended using standard wires copper or similar When extended the same metal must be used for extension otherwise Daqu unit will give false readings When shortened to length ALL wires must be the same length J type thermocouples are made of iron constantan metals Positive electrode wire is iron and negative electrode wire is constantan CHT labels J type correspond to different colors see table 3 IEC international black white BS Great Britain yellow blue ANSI USA white red DIN Germany red blue NFC France yellow black Table 3 J type thermocouple wire colors stan
19. creen 2 Enter the Engine menu 3 Enter Sensors menu Dbensors zo1 Engine RPM Rotax F 600ms zo2 Not used None F 500ms zo3 Rotor RPM Linear 5V F 600ms Aoi CHT 1 VDO 150C F 1000ms A02 CHT 2 VDO 150C F 1000ms Function Engine RPM Sensor Rotax ECU Filter 1 0 1PPR Divider Figure 4 Emsis Sensors menu left Emsis channel configuration dialogue right Emsis Sensors menu opens see figure 4 left Configure sensors by repeating the following steps 1 Select a channel to open configuration dialogue see figure 4 right a Function what is sensor function Make sure that one function is not activated twice two channels can NOT share the same function b Sensor type of sensor being used c Is sensor isolated thermocouples only otherwise ignored d Filter time constant how quickly Daqu unit reacts to a sensor change Large value means slower reaction e We Divider pulses per event for example Rotax engines require 1 pulse per engine revolution and some fuel flow sensors require up to 8000 pulses per liter f Save with pressing the cross button This closes the dialogue 2 Once all channels are set Emsis transfers the new configuration to Daqu This also makes new configuration active Kanardia 2013 Daqu Manual 3 Wiring in General 3 Wiring in General This section guides you through various sensor type connectio
20. d negative electrode wire is alumel EGT labels K type correspond to different colors see table 2 IEC international green white BS Great Britain brown blue ANSI USA yellow red DIN Germany red green NFC France yellow purple Table 2 K type thermocouple wire colors standards EGT probes are typically placed on the exhaust pipes Correct placement is important to get precise readings The placement may vary between engine type and model Consult your engine manual for proper EGT probe placement Most appropriate position is 5 20 cm from the cylinder For best results mount all probes the same distance from each cylinder In most cases each exhaust pipe gets its own probe However if you opt for less probes you should install them on the exhaust pipes that get less cooling air in cowling These are typically the rear exhaust pipes We recommend installing at least two EGT probes on the opposite sides for proper temperature comparison EGT probes come in two basic forms as seen on figure 11 Figure 11 Hose clamp type EGT probe left bayonet type EGT probe right 17 Kanardia 2013 Daqu Manual 4 1 EGT Exhaust Gas Temperature A probe can come loose during the flight due to vibrations and can come in contact with the propeller or engine parts Use safety wire on each probe to prevent this and to keep the probe in its place Any leak in the exhaust system can cause carbon mo
21. dards CHT probes come in very different forms and strongly depend on the engine type as seen on figure 13 Figure 13 From left to right 12 mm ring terminal type CHT thermocouple bayonet spring type CHT thermocouple with insert bayonet type CHT thermocouple and VDO 150 thermistor type CHT probe Channels Al A6 on Daqu are supposed to connect with CHT probes channels A7 A12 A14 or A15 can also be used Connect positive wire to pin and negative wire to pin of the same A channel See figure 14 for proper connection schema 19 Kanardia 2013 Daqu Manual 4 2 CHT Cylinder Head Temperature A1 A12 CHT 1 CHT 2 J type K type refer to section 3 3 1000 ms A14 A15 VDO 100 120 150 200 PT100 1000 NTC Flybox N1K Figure 14 CHT probe thermocouple connection schema 4 2 1 Rotax Rotax engines usually have thermistor CHT probes included with the engine VDO 150 C seen on figure 13 They are installed in diagonal cylinders 1 3 You need to route the connections from probes to Daqu Connect the wire to correct pin Ground is provided through the engine block and must be connected to pin of the same A channel See figure 15 for proper connection schema ENGINE BLOCK Engine GND splitter 7 ge il w CHG CHR ME tas J CHT PS a A ki gen bere J O O O O O O O O Figure 15 Rotax
22. e is too small add more fuel into the tank Select the Add command and tell how much fuel in liters above the zero fuel level has been entered so far Press OK to add a line a new fuel level sensor value pair Repeat this process until the sensor reaches the full limit or tank is full whatever comes first Do not select the Add command if the sensor value is not different from the previous value Remember that most sensors stop indicating before the tank is completely full Select the Save command to save the measurements into the unit Select the Close command to exit the dialogue without saving The procedure above determines the tank shape and calibrates the sensor at the same time therefore min max calibration is not necessary 34 Kanardia 2013 Daqu Manual 4 11 Pitch Roll Yaw Trim Flap Position 4 11 Pitch Roll Yaw Trim Flap Position The following position sensors potentiometers can be connected to the Daqu unit e Pitch Trim e Roll Trim e Yaw Trim e Flap Position Potentiometers variable resistors ranges of 400 Q 5 kQ and 10 kQ are suitable for con nection with Daqu unit Refer to the potentiometer datasheet for pin identification Poten tiometers can be connected in two different ways Measuring Resistance recommended Connect potentiometer one end with pin and potentiometer other end to pin channels Al A12 or A14 A15 can be used Also connect pin with G
23. e manifold pressure connector 1 2 Technical Specification Table 1 shows some basic technical specification of Daqu unit eight 142 g Size 125x80x18 mm LxWxH Operational voltage 7 32 V Power consumption 720 mW Current sensors not connected 60 mA at12V 30 mA at 24 V Operating temperature 30 C to 85 C Table 1 Basic technical specifications 1 3 Icons Used Trough the Manual A few icons appear on the side of the manual which have special meanings A This icon denotes information that needs to be taken with special attention This icon denotes background information about the subject This icon denotes an installation tip 7 Kanardia 2013 Daqu Manual 2 DAQU Installation 2 DAQU Installation This section instructs how to install and configure Daqu However this section does not tell much about installation of sensors probes and transducers which installation is covered in a separate section 4 starting on page 17 2 1 Installation Daqu shall be installed close to the engine in order to keep the sensor cables short It can be installed even on the engine side of the firewall if it is protected from the direct engine heat The orientation or position of Daqu is not critical Just make sure that Daqu connectors are easily accessible and sensor cables are guided properly Daqu must not be mounted directly on the motor or on a place where significant vibrations may occur
24. er year 2008 Lycoming and Continental engines For other engines you may require either adapter or different sensor We recommend that sensor is not installed directly on the engine Kanardia recommends usage of active oil pressure sensor O a Figure 21 Active MEMS based oil pressure sensor left passive VDO oil pressure sensor right Passive Resistive Sensors e Connect passive non isolated oil pressure sensor to correct pin channels A1 12 or Al4 A15 can be used Ground is provided through the engine block and must be connected to pin of the same A channel See figure 22 for proper connection schema A1 A12 A14 A15 Oil pressure VDO 5 6 8 10 bar 1500 ms O O O O O O O O O O O Engine block Engine GND splitter Figure 22 Passive non isolated oil pressure sensor connection schema Active Sensors e Voltage Output Sensor has three wires Connect 5 12 V input to appropriate 5 12 V pin according to 25 Kanardia 2013 Daqu Manual 4 7 Oil Pressure Figure 23 a Sensor operating voltage 5 V These sensors require 5 V to operate and they provide 0 5 4 5 variable voltage output indicating pressure b Sensor operating voltage 12 V These sensors require 12 V to operate and they provide 0 5 variable voltage output indicating pressure Ground is connected to GND pin and signal must be connected to the correct channel de
25. essure sensors and fittings see figure 25 e Active MEMS based fuel pressure sensor with 1 8 27 NPT thread e Passive VDO fuel pressure sensor with 1 8 27 NPT thread Passive Resistive Sensors 27 Kanardia 2013 Daqu Manual 4 8 Fuel Pressure Figure 25 Active MEMS based fuel pressure sensor left passive VDO fuel pressure sensor middle fuel pressure sensor fitting 6 or o 8 mm right Non isolated Sensor Sensor has just one wire Connect the wire to correct pin default channel is A14 channels A1 A12 or A15 can also be used Ground is provided through the engine block and must be connected to pin of the same A channel See figure 26 left for proper connection schema e Isolated Sensor Sensor has two wires One wire is connected to pin default channel is A14 channels Al A12 or A15 can also be used and the other wire is connected to pin of the same A channel Also connect pin with GND pin See figure 26 right for proper connection schema 000000000000 SC 12V D O00000000000 Engine block Engine GND splitter Figure 26 Passive fuel pressure sensor connection schema Non isolated sensor left isolated sensor right Active Sensors e Voltage Output Sensor has three wires Connect 5 12 V input to appropriate 5 12 V pin according to 28 Kanardia 2013 Daqu Manual 4 8 Fuel Pressure Figure 27 a
26. fault channel is B1 channels B2 B6 can also be used See figure 23 for proper connection schema Do not connect any sensor with an output signal greater than 5 V to B channels It will permanently damage Daqu unit Channel Function Sensor Filter B1 B6 Oil pressure Act 5V 100 150 200 250 300 500 psi 1500 ms 12 Vear 11 Ba Pou 10 B2 Prun 9 GND gt 7 ps di ge 12V D END 1 Se COET Y gt z GND ri 000000000000 O00000000000 Active oil pressure sensor with voltage output connection schema Sensor operating voltage 5 V left sensor operating voltage 12 V right Current Output Rotax active oil pressure sensor Rotax active oil pressure sensor is designed to output variable current proportional to the pressure being measured Sensor output at 0 bar is 4 mA and at maximum pressure is 20 mA Daqu measures this current using built in resistor on channel B1 only Rotax active oil pressure sensor has two wires older versions have three Red wire provides power for the sensor operation and is connected to 12 V pin White wire provides signal and is connected to channel B1 Black wire if exists is not used See figure 24 left for proper connection schema Channels B2 B6 can also be used but 220 2 resistor must be connected between B2 B6 channel and GND pin See figure 24 right for proper connection schema 26 Kanardia 2013 Daqu Manual 4 8 Fuel Pressure
27. gnals up to 150 V 2 3 2 Configuration with the Nesis unit This section only guides you through configuration process For more information and de tails about configuring the sensors and handling with the Nesis software download or print Nesis User Manual from http www kanardia eu downloads nesis Follow the next procedure to enter the Airplane Engine menu 1 Select the Setup screen 2 Enter the Service Mode screen 3 Open the Airplane Engine menu Nesis Airplane Engine menu opens see figure 3 left Select the correct engine for your aircraft by following next steps 1 Select the Engine Type list 1 You will need a valid service code for your Nesis unit 10 Kanardia 2013 Daqu Manual 2 3 Configuration Engine Type Rotax 912 100 HP Tal Channels Ch Function Sensor Time Filter Other Z01 Engine RPM RPM Rotax 100 80 1 Not used Function Fuel flow 1 CHT1 VDO 150C Sensor Linear CHT 2 VDO 150C P Is isolated Not used a Report time 1000 ms Not used Filter 800 ms Not used Not used Pulses 8000 Figure 3 Nesis Airplane Engine menu left Nesis channel configuration dialogue right 2 Select the correct engine 3 Save Configure sensors by repeating the following steps 1 Select a channel to open configuration dialogue see figure 3 right a Function what is sensor function Make sure that one
28. hannel B1 Third wire if exists is not used See figure 28 left for proper connection schema Channels B2 B6 can also be used but 220 2 resistor must be connected between B2 B6 channel and GND pin See figure 28 right for proper connection schema 29 Kanardia 2013 Daqu Manual 4 9 Hydraulic and Pneumatic Pressure Channel Function Sensor Filter B1 Fuel pressure Rotax Int Res 1500 ms B2 B6 Rotax Active Pressure current gt 12 Voar 7 gt 11 Ba Pon 10 6 Ais Ton KE 4 12V 2 DND ri 4 12V 2 GND ri 000000000000 060000000000 Figure 28 Active fuel pressure sensor with current output connection schema Connection to channel B1 left connection to channels B2 B6 right 4 9 Hydraulic and Pneumatic Pressure Refer to your engine manual for details on the hydraulic or pneumatic pressure sensor instal lation Sensors used for hydraulic or pneumatic pressure are the same as for fuel or oil pressure Difference may only be in fitting to the existing ports they may have a different thread Refer to section 4 8 for proper connection of your sensor 4 10 Fuel Level Before installing fuel level sensor into fuel tank ensure that the tank is completely empty Make sure to ventilate the tank fuel vapours are highly explosive Fuel level sensor must be grounded at all time Ground connection must never break to prevent a
29. irectly using voltage di vider principle This type of connection forces larger electrical current to flow trough the sensors which may solve some contact problems within the sensor Connecting via voltage divider we get voltage output which can be measured on any B channel Figure 30 shows example of connection schema B1 B6 Fuel level 1 2 Linear 5V 2500 ms e Sensor has three wires Connect sensor 5 12 V input to appropriate 5 12 V pin according to your sensor specifications Ground is connected to GND pin and signal must be connected to the correct channel default channel is B1 channels B2 B6 can also be used See figure 31 for proper connection schema B1 B6 Fuel level 1 2 Linear 5V 2500 ms Do not connect any sensor with an output signal greater than 5 V to B channels It will permanently damage Daqu unit Active Sensors 31 Kanardia 2013 Daqu Manual 4 10 Fuel Level E 12 V 10 GND__v9 O O O O Za FFLOW 8 O Za ROTOR 7 O O O 0 LI resistance sensors onl O TANK 1 O SIG 1 0 5V FLVV Sei PB BUX gt 1 heem ren NE 2 VOLTAGE gt 12 Ca Var Si Bs Po 10 PB Pre 9 5V_ 8 GND 7 Asl To KE 4 E 12 V D GND 000000000000 Figure 30 Passive fuel level sensor connected via voltage divider Two fuel level channels are shown am iz 12V d GND FFLOW ROTOR 7 Bs
30. ive pole to pin and negative pole to pin on C1 channel See figure 42 for proper connection schema C1 Battery voltage Voltage 1000 ms 41 Kanardia 2013 Daqu Manual 4 16 Voltage 12 Pon 10 Prun gt 9 LV 8 GND gt 7 gt 4 Aso T 555 12V 2 GND 1 000000000000 EN Ta t Figure 42 Voltage connection schema 42 BATTERY Kanardia 2013 Daqu Manual 5 Rotax 912 iS Engine Daqu iS 5 Rotax 912 iS Engine Daqu iS In order to support Rotax 912 iS engine we slightly modified Daqu shown in the manual so far Manifold pressure sensor was removed and an additional three pin connector was added instead This connector is used to connect Daqu and the Rotax iS engine See figure 43 60 mm 126 mm 60 mm Figure 43 Daqu iS top view The Rotax iS engine comes with a complete set of sensors ECU unit on the engine reads the sensors and transmits the information on the outgoing CAN bus using CANaerospace protocol Daqu reads this CAN bus and retransmits the same information using Kanardia protocol See figure 44 Nesis CANaerospace Kanardia Emsis Figure 44 Illustration of the connection principle Allmost all information comes from the ECU Rotor RPM and fuel tanks can be still connected directly to Daqu Rotax iS ECU unit transmits the following information engine RPM fuel flow rate man ifold pressure oil pressure oil temperat
31. ls their sensors calibrated and each sensor is tagged with the pulses per liter value These values may vary in 5 10 per sensor producer The correction value should be set to 1 0 which means no correction If you feel that fuel flow indication is too small you specify a correction factor gt 1 0 and vice versa FFLOW 8 ROTOR 7 Bs h v6 Bs BUX 5 ii Ba BUX 2 Ba BUX gt 1 000000000000 Figure 39 Fuel flow sensor connection schema 4 14 1 Differential Fuel Flow In order to measure differential fuel flow you need to connect two fuel flow sensors to Daqu The first sensor is connected normally and measures fuel flow towards the engine The second sensor is connected as Fuel flow 2 and measures flow from the engine back into the tank When Fuel flow 2 is configured and sensor is connected its reading will be automatically subtracted from the reading of the Fuel flow 1 sensor No other configuration is necessary In the differential case two sensors connected you should specify correction factor 1 0 for each sensor Also note that each sensor has its own pulses per liter value Channel Z2 is typically used for the first fuel flow sensor For the second sensor you can select any free Z channel Z3 in most cases Z2 Z3 Fuel flow 1 UL Power Linear 5V 500 ms divider 1 0 22 Z3 Fuel flow 2 UL Power Linear 5V 500 ms divider 1 0 39 Kanardia 2013 Daqu Manual
32. n schemas Not all options are described but just typical and most common ones Use following schemas as general wiring help There are also other sensors Daqu can make use of and are not described here When you encounter a problem contact Kanardia and we will try to provide you with a solution See your sensor manual and specifications before wiring and installing sensor Follow the sensor instructions Make sure that the wires are secured and they will not get loose due to vibrations 3 1 Ground NEVER connect Daqu ground pin GND directly to the aircraft or engine block common ground Routing ground through aircraft engine block will not damage Daqu unit but will cause incorrect readings from the engine sensors Daqu ground pin should be used only when 1 Active sensor is installed and GND pin is used for grounding In this case also 5 12 V pin is used for sensor power and sensor signal is connected to B or Z channels 2 Isolated resistive two wire sensor is installed and GND pin is used as a reference ground for the sensor In this case sensor is connected to some A channel Special caution should be applied when dealing with fuel sensors 3 2 Resistive Sensors Resistive sensors are generally used as various temperature probes They can be also used as pressure and fuel level probes Two standard schemas are used Non isolated Sensors Non isolated sensors have just one wire Wire is connected to pin of A channel G
33. nection schema Channel Function Sensor Filter Pulses Z2 Z3 Rotor RPM Linear 5V 600 ms divider value 4 14 Fuel Flow Install the fuel flow sensor at an angle so that no bubbles can be trapped in the impeller section This could cause incorrect readings Make also sure that no dirt or debris from fuel tank can lodge inside the fuel flow sensor It may not block fuel flow but could jam the impeller inside the sensor For precaution install fuel filter first preferably with a small reservoir between the fuel pump fuel flow sensor second and fuel pump last For best fuel flow readings fuel tube should be placed a little uphill when leaving the fuel flow sensor Fuel flow sensor is not intended to be mounted on the engine 38 Kanardia 2013 Daqu Manual 4 14 Fuel Flow Connect sensor 5 12 V input to appropriate 5 12 V pin according to your sensor specifications Ground is connected to GND pin and signal must be connected to the correct channel default channel is Z2 but Z3 can also be used See figure 39 for proper connection schema Z2 Z3 Fuel flow 1 2 UL Power Linear 5V 500 ms divider value correction value For correct readings you need to know the divider pulses per liter for your fuel flow sensor To enter the value with Nesis unit please refer to section 2 3 2 and with Emsis unit to section 2 3 3 on page 10 These values are typically in 2000 10000 pulses per liter range A good sensor producer sel
34. noxide to enter the cockpit cabin which may cause severe lethal poisoning We recommend a good inspection of the final installation and purchase of the Nesis carbon monoxide sensor which will give you early visual and audio warning on carbon monoxide presence Channels A7 A12 on Daqu are supposed to connect with EGT probes channels Al A6 A14 or A15 can also be used Connect positive wire to pin and negative wire to pin of the same A channel See figure 12 for proper connection schema hannel A1 Al 2 A14 A15 EGT 1 EGT 2 K type J type refer to section 3 3 1000 ms 000000000000 Figure 12 EGT probe connection schema 4 1 1 Hose Clamp type EGT Probe Mark a spot on the exhaust pipe where the probe will be installed Make sure that the spot is on the straight portion of the pipe to ensure better grip for the hose clamp Make also sure that the probe does not interfere with the cowl or any other obstacle or engine part Drill appropriate hole on the marked spot and carefully clean any chips and burrs Insert the probe and fasten it by tightening the clamp with a screwdriver Check that the clamp provides a firm grip and secure fit but do not over tighten it Example for hose clamp EGT probe can be seen on figure 11 left 4 1 2 Bayonet type EGT Probe Bayonet type EGT probe requires a nut welded on the exhaust pipe Below the nut is a hole where a pro
35. nsor to measure rotor rotation Sensor is usually connected to Z3 channel 37 Kanardia 2013 Daqu Manual 4 14 Fuel Flow 12 12 RPM 57 RPM HV rio JE 12V 0 OF GND 9 GND 9 Z FFLOW 8 ROTOR z ROTOR Z3 ROTOR gt 7 NPN signal PNP O O O O O O O O O O O O O O O O O O O O O O O O B BUX gt 1 Figure 38 Active inductive RPM sensor connection schema NPN Open collector output left PNP open drain output right Your aircraft may already be equipped with rotor RPM sensor Refer to your aircraft manual for wiring If your rotor is not equipped with RPM sensor refer to your sensor manual for installation For correct readings you need to know the divider for your rotor RPM sensor To enter the value with Nesis unit please refer to section 2 3 2 and with Emsis unit to section 2 3 3 on page 10 Active Inductive rotor RPM Sensors e NPN Open Collector Output Connect sensor 5 12 V input with appropriate 5 12 V pin according to your sensor specifications Ground is connected to GND pin Signal must be connected to the correct channel default channel is Z3 but Z2 channel channel can also be used See figure 38 left for proper connection schema e PNP Open Drain Output Sensor wiring is the same as for NPN sensors but you have to connect 10 kQ re sistor between Z channel and GND pin See figure 38 right for proper con
36. ny electrical sparks near or inside the fuel tank When uninstalling fuel level sensor make sure to disconnect other wires before the ground wire When re installing fuel level sensor connect the ground wire first You can connect up to two fuel tanks to the Daqu unit Passive Resistive Sensors e Non isolated Sensor Sensor has just one wire Connect the wire to correct pin channels Al A12 or A14 A15 can be used Ground is provided through the engine block and must be connected to pin of the same A channel See figure 29 left for proper connection schema 30 Kanardia 2013 Daqu Manual 4 10 Fuel Level e Isolated Sensor Sensor has two wires One wire is connected to pin channels Al A12 or A14 A15 can be used and the other wire is connected to pin of the same A channel Also connect pin with GND pin See figure 29 right for proper connection schema DOOOOO0O00000 Fuel level Fuel level Resitive type Resitive type gt 5 T Twarer 12V ri l l O000 000O00000 0O Engine block Engine GND splitter Figure 29 Passive fuel level sensor connection schema Non isolated sensor left isolated sensor right A1 A12 A14 A15 Fuel level 1 2 Res 400 ohm Res 5 10 kohm Fuel Junior 2500 ms e Connected via Voltage Divider FLVV Sometimes it is advisable to connect resistive sensors ind
37. plifies the configuration process However Daqu is an extremely configurable device and there may be occasions when non standard connections may be necessary After the sensors are physically connected to the Daqu each sensor needs to be configured with Nesis Emsis unit 2 3 1 Channels Daqu has four type of channels Some channels are using two pins and some only one They are designated using capital letters A analog channels with 2 5 V to 2 5 V input which are typically used to connect resis tive sensors and thermocouples Typical resistive sensors are various VDO or Westach pressure sensors VDO or Westach temperature sensors many fuel level sensors etc Typical thermocouples used in aviation are J and K type B analog channels with 0 to 5 V input used to read active sensors Active sensors require power in order to operate properly Hence Daqu provides 5 12 V source and GND ground connection near B channel ports Do NOT connect any sensor with a signal output greater than 5 V to any input B channel Any voltage higher than 5 V will permanently damage Daqu unit C analog channel with 0 to 30 V input used to read higher voltage levels Only one such channel is available and is used to measure the system voltage Z digital channels used to measure time between pulses such as engine or rotor RPM signals or fuel flow Z2 and Z3 channels allow up to 24 V input signals while Z1 is special and allows input si
38. r you must remove carburetor from the engine and drill the correct sized hole and make thread yourself Remove all chips and burrs before installing carburetor back to the engine Non isolated Sensor Sensor has just one wire Connect the wire to correct pin channels Al A12 or A14 or A15 can be used Ground is provided through the engine block and must be connected to pin of the same A channel See figure 19 left for proper connection schema Isolated Sensor Sensor has two wires One wire is connected to pin channels A1 A12 or A14 or A15 can be used and the other wire is connected to pin of the same A channel Also connect pin with GND pin See figure 19 right for proper connection schema Channel Function Sensor Filter A1 A12 Carburetor temp VDO 100 120 150 200 PT100 1000 LM335 1000 ms A14 A15 NTC Westach 4 6 Airbox Gearbox and other Temperatures If your engine is not equipped with proper sensor refer to your engine manual for installation of the temperature sensor Non isolated Sensor Sensor has just one wire Connect the wire to correct pin channels Al A12 or A14 or A15 can be used Ground is provided through the engine block and must be connected to pin of the same A channel See figure 20 left for proper connection schema 23 Kanardia 2013 Daqu Manual 4 7 Oil Pressure
39. readings 36 Kanardia 2013 Daqu Manual 4 13 Rotor RPM Variable Reluctance Magnetic Pickup Two wires are used One wire is connected to pin on Z1 channel and the other wire is connected to pin on Z1 channel See figure 37 for proper connection schema Trigger Coil Rotax 912 engines usually come equipped with a trigger coil for monitoring RPM One wire is connected to pin on Z1 channel and the other wire is connected to pin on Z1 channel See figure 37 for proper connection schema 12 eas Bs 6 Be BUX 5 Mz B3 BUX 2 LB BUX 1 O O O O O O O O O O O O Figure 37 Engine RPM signal connection schema Z1 Engine RPM Rotax Rotax ECU Jabiru Simonini 600 ms divider Active Inductive RPM Sensors e NPN Open Collector Output Connect sensor 5 12 V input with appropriate 5 12 V pin according to your sensor specifications Ground is connected to GND pin Signal must be connected to the correct channel default is pin on Z1 but Z2 or Z3 channels can also be used See figure 38 left for proper connection schema e PNP Open Drain Output Sensor wiring is the same as for NPN sensors but you have to connect 10 kQ re sistor between Z channel and GND pin See figure 38 right for proper connection schema Z1 Z3 Engine RPM Linear 5V 600 ms divider value 4 13 Rotor RPM For rotor RPM indication you need a se
40. recommended Connect potentiometer one end with pin and potentiometer other end to pin of the same A channel Also connect pin with GND pin See figure 9 left Measuring Voltage Connect potentiometer one end with 5 V pin never connect to 12 V and potentiometer other end with GND pin Connect sliding contact to B channel See figure 9 right When measuring voltage no matter which variable resistor is used selected sensor on Nesis Emsis unit must be Linear 5V 3 6 Digital Sensors Digital sensors measure time between pulses They are used for measuring engine rotor RPMs and fuel flow 15 Kanardia 2013 Daqu Manual 3 6 Digital Sensors 12 RE not used 5 V MAX O5V output GND Er GND Aus Tou Pe 4 tz 12V Ez DND 1 Potentiometer Potentiometer m O O O O O O O O O O O O 000000000000 Figure 9 Potentiometer connection schema Measuring resistance left measuring voltage right Active Inductive RPM Sensors e NPN Open Collector Output Connect sensor 5 12 V input with appropriate 5 12 V pin according to your sensor specifications Ground is connected to GND pin Signal must be connected to the correct channel default is pin on Z1 but Z2 or Z3 channels can also be used See figure 10 left e PNP Open Drain Output Sensor wiring is the same as for NPN sensors but you have to connec
41. rect pin default channel is A14 channels Al A12 or A15 can also be used Ground is provided through the engine block and must be connected to pin of the same A channel See figure 18 left for proper connection schema Isolated Sensor Sensor has two wires One wire is connected to pin default channel is A14 channels A1 A12 or A15 can also be used and the other wire is connected to pin of the same A channel Also connect pin with GND pin See figure 18 right for proper connection schema A1 A12 Water temp VDO 100 120 150 200 PT100 1000 LM335 1000 ms A14 A15 NTC Flybox N1K NTC Westach 4 5 Carburetor Temperature If your engine is not equipped with proper sensor refer to your engine manual for installation of the carburetor temperature sensor It is usually installed after the main nozzle before the throttle valve Remove the plug in the carburetor housing below the throttle valve In case carburetor is not pre drilled for the 22 Kanardia 2013 Daqu Manual 4 6 Airbox Gearbox and other Temperatures 12 Voar 11 5 Pox 10 LH z RE Twat GND 2 15 Ton gt q E 12V gt S e A 15 Ton See 2V S Lit 600000000000 006000000000 Engine GND splitter ENGINE BLOCK Figure 18 Coolant water temperature sensor connection schema Non isolated sensor left isolated sensor right temperature senso
42. round is provided through the engine block and must be connected to pin of the same A channel See figure 5 left Isolated Sensor Isolated sensors have two wires One wire is connected to pin and the other wire is connected to pin of the same A channel pin must be also connected with GND pin See figure 5 right vm 3 3 Thermocouples Thermocouples are commonly used as EGT or CHT probes DU Positive wire is connected to pin and negative wire is connected to pin of the same A channel See figure 6 If you do not know if thermocouple is isolated or not use a meter to do a continuity test between the wire ends and the sheathing of the probe If thermocouple is non isolated you will have a closed circuit isolated will result in an open circuit 13 Kanardia 2013 Daqu Manual 3 4 Active Sensors Resistive sensor grounded via engine Resistive sensor isolated from engine block block or common ground or common ground 12 Ver on Pru 9 HV_ 8 GND ri Ais Tor gt z esa 12V D GND Be oo0oo000000000 Engine block Engine GND splitter Because the sensor is floating it must be grounded to Daqu Figure 5 Resistive sensor connection schema Non isolated sensor left isolated sensor right Thermocouple O O O O O O O O O O Figure 6 Thermocouples connection schema 3 4 Active Sensors Active sensor
43. s are generally used to measure pressure and fuel level Voltage output Active sensors with voltage output have three wires 5 12 V input is connected to appropriate 5 12 V pin and ground is connected to GND pin Signal is connected to B channel See figure 7 Do not connect any sensor with an output signal greater than 5 V to B channels It will permanently damage Daqu unit Current output Active sensors with current output have two wires 5 12 V input is connected to appropriate 5 12 V pin Signal is connected to B1 channel see figure 8 left When signal is connected to B2 B6 channel 220 2 resistor must be connected between B2 B6 channel and GND pin see figure 8 right 14 Kanardia 2013 Daqu Manual 3 5 Potentiometers x 12V 10 GND gt 9 Sme Z FFLOW 8 Z ROTOR 7 Bs K Bs ESCH grim 000000000000 0 5V Signal Figure 7 Active sensor with voltage output connection schema Voar Br Pan 9 O ae 8 R 220 Ohm Active Current Current s To z Ha 12 V gt 4 Fran 12V D O O O O O O O O O O e O DND ri GND ri 060000000000 Figure 8 Active sensor with current output connection schema Connection to B1 channel left connection to B2 B6 channels right 3 5 Potentiometers Position sensors potentiometers are used to change trim or flap position Measuring Resistance
44. t 10 kQ resistor between Z channel and GND pin See figure 10 right RPM REZ PNP Active Inductive NPN GND Active FFLOW Si ROTOR 7 Emi EL ma Z2 FFLOW 8 Za ROTOR 7 10k mm En me signal Bs 1 gt 6 Bs BUX 5 BEY Bs BUX 2 Ba BUX 1 Bs 6 Bg BUX 5 GND gt 3 B BUX vi BA BUX 1 000000000000 000000000000 Figure 10 NPN open collector output sensor connection schema left PNP open drain output sensor connection schema right 16 Kanardia 2013 gt Daqu Manual 4 Installation of Sensors Probes and Transducers 4 Installation of Sensors Probes and Transducers This section guides you through various sensor installation details that are commonly found in practise In this section only connections to Daqu are described For precise installation of sensors probes and transducers to your engine please consult your engine manual 4 1 EGT Exhaust Gas Temperature All standard EGT sensors probes are using K type thermocouples The thermocouples wires should not be extended using standard wires copper or similar When extended the same metal must be used for extension otherwise Daqu unit will give false readings When shortened to length ALL wires must be the same length K type thermocouples are made of chromel alumel metals Positive electrode wire is cromel an
45. te sensors min max Is used to calibrate a tank which shape is already known all non user shapes See figure 33 For user specified shapes this option is available only if the tank shape was already determined before Here only empty tank and full tank limits are required Set empty full limits Sensor value 442 33 Empty value 21 94 Full value 442 26 Figure 33 Defining the sensor limits on a known tank shape Observe the sensor value This value must be alive and must change as the tank becomes full or empty At the end empty value and full value labels should be signifi cantly different The actual values depend on the sensor type It may happen that the sensor value for the empty tank is larger than the sensor value for the full tank This is not an error and it simply indicates that sensor is working in the opposite direction Follow the steps below 1 2 3 Empty the fuel tank completely Once the tank is empty select the Empty com mand Now fill up the tank completely and select the Full command Finally select the Save command to save the results The Close command closes the dialogue without saving changes 33 Kanardia 2013 Daqu Manual 4 10 Fuel Level Edit tank shapes This is an alternative approach to edit the tank with manual insertion of values Mostly used for serial production Edit tank shapes option makes a complete tank shape calibration taking several mea
46. ure coolant temperature EGT 1 4 manifold air temperature engine ambient temperature throttle position engine ambient pressure ECU bus voltage engine status engine hours ECU hours sensors status You can see that most of the information comes directly from the ECU and most of Daqu connectors remain empty But you can still use Daqu to connect rotor RPM fuel level and any other sensor that is not covered by ECU 43 Kanardia 2013 Daqu Manual 5 1 Connection to Rotax iS CAN 5 1 Connection to Rotax iS CAN The iS engine comes equiped with an ECU connector and from this connector you have several long wires Out of these you need to find wires labeled as e Cockpit display CAN high e Cockpit display CAN low e Cockpit display GND At the end of these three wires you need to fit our connector comes with Daqu If you open the connector you can see markings 1 2 and 3 Figure 45 shows the back side connector with pins Solder the wires onto the connector as it is marked on the photo 2 CAN LOW 1 GND 3 CAN HIGH Figure 45 Photo of connector back side Note the three small numbers which define the pin positions Once the connector is made plug it into Daqu and the installation is ready Do not forget to set or to verify correct engine model in Nesis Emsis 44 Kanardia 2013

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