Summary of Contents for 9759

Page 1: ...onic Throttle Driver Module Contents Introduction 2 Pinout 2 Hardware 3 Powering the Module 3 Platform Compatibility 3 H Bridge Drivers 4 Analog Inputs 5 Throttle Control 7 Compliance and Certifications 9 Physical Specifications and Characteristics 11 ...

Page 2: ...tly and a set of RT VIs which allow the user to calibrate the throttle control algorithm in engineering units The FPGA VI may be used by itself for driving any small DC motor other than an electronic throttle This manual will focus on the application of electronic throttle position control The features included are listed below Features 2 Ch H Bridge Drivers for dual electronic throttle control 2 ...

Page 3: ...a maximum of 60 W peak and 30 W continuous Driving two throttles at full load requires a maximum 120 W peak and 60 W continuous The NI 9759 requires both external power and power from the CompactRIO backplane The NI 9759 directs the high current path through the BATT 0 and GND 9 terminals on the front of the NI 9759 and not through the HD15 backplane connector Note The NI 9759 will not be recogniz...

Page 4: ...uto detection or ID mode H Bridge Drivers The NI 9759 includes a CompactRIO cRIO module for driving passenger car electronic throttle bodies up to 70 mm in diameter A typical example of electronic throttle bodies which the NI 9759 is capable of driving is the Bosch DV E5 series which range from 32 mm to 68 mm in diameter The NI 9759 is capable of driving most other electronic throttle bodies withi...

Page 5: ...uts are sampled with a single multiplexed A D converter at an aggregate rate of 17 84 kHz Each analog signal is sampled at 2 23 kHz The A D result can be used directly at the FPGA level in ADC counts or at the RT level in converted engineering units The external analog inputs are protected from 6 V to 12 V inputs The external analog inputs are for connecting all wires of an electronic throttle dir...

Page 6: ...for controlling single or dual throttles respectively Table 1 below shows the terminal connections to a standard Bosch DV E5 electronic throttle body Figure 2 Terminal Connections to a Single Electronic Throttle Body Figure 3 Terminal Connections to Dual Electronic Throttle Bodies ...

Page 7: ...voltage is applied by means of a PWM duty cycle with battery voltage being the maximum possible voltage The control voltage may be compensated for actual battery voltage if it deviates from the nominal battery voltage according to BattCompEnable The compensated voltage is converted to a signed PWM duty cycle at a fixed frequency of 500 Hz The throttle control VI output results are in terms of 40 M...

Page 8: ...Comp V x Battery Comp Factor The first calibration which the user should tune is throttle angle versus sensor voltage A linear equation can be used as well as a two point 1D lookup table 1 Manually close the throttle plate completely to determine the minimum sensor voltage If the radii of the throttle body opening and the throttle plate are measured then the minimum throttle angle can be calculate...

Page 9: ...tions Safety This product meets the requirements of the following standards of safety for electrical equipment for measurement control and laboratory use IEC 61010 1 EN 61010 1 UL 61010 1 CSA 61010 1 Electromagnetic Compatibility This product meets the requirements of the following EMC standards for electrical equipment for measurement control and laboratory use EN 61326 1 IEC 61326 1 Class A emis...

Page 10: ...e it use the Return Material Authorization RMA process or contact an authorized National Instruments service representative For more information about compliance with the EU Battery Directives 2006 66 EC about Batteries and Accumulators and Waste Batteries and Accumulators visit ni com environment batterydirective Ferrite Requirement for EMC Compliance Install clamp on ferrite beads onto both the ...

Page 11: ...ing Pollution Degree 2 Ingress Protection IP30 For indoor use only If you need to clean the module wipe it with a dry towel Safety Guidelines Caution Do not operate the NI 9759 in a manner not specified in these operating instructions Product misuse can result in a hazard You can compromise the safety protection built into the product if the product is damaged in any way If the product is damaged ...

Page 12: ...truments products technology refer to the appropriate location Help Patents in your software the patents txt file on your media or the National Instruments Patents Notice at ni com patents You can find information about end user license agreements EULAs and third party legal notices in the readme file for your NI product Refer to the Export Compliance Information at ni com legal export compliance ...

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