National Instruments sbRIO-9687 User Manual Download

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Table 45. SKiiP 4 Connector (Dsub 25 Header) (Continued)

Pin

Signal Name

Description

CAN_L

CAN low

Shell

Earth

Earth ground

Table 46. Semikube GB Connector (20-pin DIN Header)

Pin

Signal Name

Description

+24 V

Power for inverter

GND

Ground

+24 V

Power for inverter

GND

Ground

+24 V

Power for inverter

GND

Ground

CMN_rsvd

Digital output signal from inverter (reserved)

GND

Ground

HALT

Halt signal

GPIO

General purpose digital output (open collector)

Temp

Temperature (analog signal)

Temp_GND

Return for temperature output

UDC

DC link voltage (analog output)

UDC_GND

Return for DC link voltage

HB_TOP

Driving signal for high side IGBT

HB_BOT

Driving signal for low side IGBT

Rsvd

Reserved

GND

Ground

HB_I

Phase current (analog output)

HB_I_GND

Return for phase current output

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sbRIO-9687 User Manual

Summary of Contents for sbRIO-9687

Page 1: ...gnals 9 Inverter CAN Bus Configuration 12 Inverter Analog Output Configuration 13 Inverter Driving Signals 14 Analog Input 14 Simultaneous Sampled Analog Input 15 Scanned Analog Input 24 Analog Output 27 Analog Output Configuration 27 Over Range Comparators 28 Over Range Comparator Input Configuration 28 Setting the Over Range Threshold 29 Sourcing Digital Input 30 Sourcing Digital Input Connector...

Page 2: ...er conversion cabinets based on Semikron insulated gate bipolar transistor IGBT modules The interface board supports signal inputs from inverter connectors and external connectors and it can accommodate many configuration options for a wide spectrum of applications Aside from handling all inverter signals the sbRIO 9687 interface board provides additional functionality required for more complex sy...

Page 3: ...g inputs or inverter inputs 7 scanned analog inputs2 8 analog outputs Thermal control inputs and outputs Onboard RH and temperature sensor 2 thermistor inputs 4 relay control switches Serial connector RS232 connector 5 V connector for remote device Breakout connectors for onboard signals 28 lines of high voltage digital inputs DI 24 lines of high voltage digital outputs DO 14 digital lines for inv...

Page 4: ...ended Mating Connector 24 V power J35 2 pin header Weidmuller 1930050000 SKiiP 3 x7 J36 J37 J38 J39 J40 J41 J42 14 pin header On Shore Technology Inc 101 146 SKiiP 4 x7 J16 J17 J18 J19 J20 J21 J22 25 pin Dsub header Kycon K85X BA 25S 30 Semikube GB x6 J29 J30 J31 J32 J33 J34 20 pin header On Shore Technology Inc 101 206 Semikube GD x2 J24 J25 34 pin header On Shore Technology Inc 101 346 SKiiP 3 G...

Page 5: ...onfiguration The sbRIO 9687 utilizes a flexible design and can be configured to integrate with most inverter based applications and circuit topologies for power conversion motor driving and so on The sbRIO 9687 must be configured before it can be used The board configuration can be set by toggling the onboard DIP switches Alternatively the spare resistors in parallel with the switches can be popul...

Page 6: ...signator As an example the following figure shows SW48 configured with contacts 3 and 4 closed Figure 3 Contact Configuration 1 2 3 4 ON 5 6 7 8 SW48 Tip Use a sharp tool to toggle the contacts Power Considerations It is recommended that you perform all resistor changes and switch configurations before the sbRIO 9687 is placed in its final location 6 ni com sbRIO 9687 User Manual ...

Page 7: ...ee Power Input on page 8 System Power and Grounding Recommendations NI recommends making the following connections to power and ground your system For the main sbRIO 9687 Power 24 VDC Power connection make sure that the following recommendations are incorporated into the design Connect the power supply to the sbRIO 9687 power connector with wires that can carry the current for the sbRIO 9687 as we...

Page 8: ...Signals The main function of the sbRIO 9687 is to provide an interface between the GPIC controller and different Semikron inverters The GPIC controller utilizes the following signals Refer to the sbRIO 9683 or sbRIO 9684 documentation for connector pinouts and detailed signal descriptions Table 2 GPIC Signals Generic Name Lines Signal Name Description Half Bridge DO 14 DO 0 13 High voltage digital...

Page 9: ...18 Inv 3 J19 Inv 4 J20 Inv 5 J21 Inv 6 J22 High Side IGBT DO1 DO3 DO5 DO7 DO9 DO11 DO13 Low Side IGBT DO0 DO2 DO4 DO6 DO8 DO10 DO12 Current Sensor AI0 AI1 AI2 AI3 AI4 AI5 AI6 DC Link Voltage AI7 or AI_0 AI8 or AI_1 AI9 or AI_2 AI10 or AI_3 AI11 or AI_4 AI12 or AI_5 AI13 or AI_6 Temperature Sensor AI_0 AI_1 AI_2 AI_3 AI_4 AI_5 AI_6 HALT DO_0 DI_P0 0 DO_1 DI_P0 1 DO_2 DI_P0 2 DO_3 DI_P0 3 DO_4 DI_P0...

Page 10: ...O_6 DI_P0 6 GPIO DI_P0 7 DI_P0 8 DI_P0 9 DI_P0 10 DI_P0 11 DI_P0 12 DI_P0 13 Table 5 Signal Assignments GPIC to Semikube GB Single Phase Inverter Signal Inv 0 J29 Inv 1 J30 Inv 2 J31 Inv 3 J32 Inv 4 J33 Inv 5 J34 High Side IGBT DO1 DO3 DO5 DO7 DO9 DO11 Low Side IGBT DO0 DO2 DO4 DO6 DO8 DO10 Current Sensor AI0 AI1 AI2 AI3 AI4 AI5 DC Link Voltage AI7 or AI_0 AI8 or AI_1 AI9 or AI_2 AI10 or AI_3 AI11...

Page 11: ... GD Three Phase Inverter Signal Inv 0 J24 Inv 1 J25 Phase 1 Phase 2 Phase 3 Phase 1 Phase 2 Phase 3 High Side IGBT DO1 DO3 DO5 DO7 DO9 DO11 Low Side IGBT DO0 DO2 DO4 DO6 DO8 DO10 Current Sensor AI0 AI1 AI2 AI3 AI4 AI5 DC Link Voltage AI7 or AI_0 AI12 or AI_5 Temperature Sensor AI_1 AI_4 HALT DO_0 DI_P0 0 DO_5 DI_P0 5 GPIO DI_P0 7 DI_P0 12 The signals on connectors 0 to 6 for SKiiP 3 GB and SKiiP 4...

Page 12: ...ed before using the sbRIO 9687 interface board Inverter CAN Bus Configuration The SKiiP 4 inverters have a CAN port for easy diagnosis of the system The inverters are connected to CAN bus in order with inverter 0 closest to the GPIC If one of the SKiiP 4 inverters is not used the corresponding switch should be closed for CAN bus continuity The switches should be open only when a SKiiP 4 inverter i...

Page 13: ...mperature Output3 DC Link Voltage Output 0 J36 R865 R859 1 J37 R860 R852 2 J38 R861 R854 3 J39 R862 R855 4 J40 R863 R856 5 J41 R864 R858 6 J42 R818 R817 SKiiP 3 GD inverters do not have separate return paths for DC link voltage and temperature analog outputs For accurate measurements the returns for the signal that is used in the system should be connected to ground with the onboard switch If both...

Page 14: ...in GPIC Signal Inverter Signal Pin GPIC Signal Inverter Signal 1 GND 13 GND 2 DO0 HB0_BOT 14 DO1 HB0_TOP 3 DO2 HB1_BOT 15 DO3 HB1_TOP 4 GND 16 GND 5 DO4 HB2_BOT 17 DO5 HB2_TOP 6 DO6 HB3_BOT 18 DO7 HB3_TOP 7 GND 19 GND 8 DO8 HB4_BOT 20 DO9 HB4_TOP 9 DO10 HB5_BOT 21 DO11 HB5_TOP 10 GND 22 GND 11 DO12 HB6_BOT 23 DO13 HB6_TOP 12 GND 24 GND Analog Input The sbRIO 9687 interface board can accept inputs ...

Page 15: ...GPIC has 16 simultaneous sampling analog inputs which acquire samples at a rate of 180 kS s per channel Phase difference between channels is minimal due to the simultaneous sampling and high bandwidth of these signals Each GPIC input is differential with a software range of 10 V or 5 V These inputs should be used for signals whose bandwidth and phase information is important for the control algori...

Page 16: ...ncludes 16 external simultaneous sampling analog inputs at two connectors J5 and J11 The following tables provide pin assignment information for the J5 and J11 simultaneous AI breakout connectors Table 12 J5 Pin Assignments Pin Signal Pin Signal 1 GND 14 GND 2 ssAI0 15 ssAI0 3 ssAI1 16 ssAI1 4 GND 17 GND 5 ssAI2 18 ssAI2 6 ssAI3 19 ssAI3 7 GND 20 GND 8 ssAI4 21 ssAI4 9 ssAI5 22 ssAI5 10 GND 23 GND...

Page 17: ...d analog ground of the GPIC The differential input signal and absolute voltage of each input should be within the input range of each channel Refer to the sbRIO 9687 Specifications for details The simultaneous sampling analog inputs are differential so the input measures the voltage between the positive and negative terminals Figure 7 Connecting a Differential Voltage Signal to Simultaneous AI Vol...

Page 18: ...ignal path as the voltage inputs Figure 9 Connecting a Current Output Sensor to Simultaneous AI ADC sbRIO 9687 Gain sbRIO 9683 9684 ssAI ssAI Current Output Sensor Power Supply PS PS Termination Resistor Differential Amplifier Lowpass Filter AI AI If the sensor is powered the sensor power supply ground should be connected to the ground pin on the simultaneous AI connector The common mode and diffe...

Page 19: ...stor in Ohms Iin_rms RMS value of the input current in Amps Iin_max Maximum input current DC or pk pk 2 in Amps GPICrange Input range set for the GPIC 10 V or 5 V AIgain Gain of the interface board amplifier x1 x2 x3 x4 Note Use the maximum gain for simultaneous sampled analog input to get a lower power dissipation from the current sensing resistor Table 14 Simultaneous Sampled AI Current Sensing ...

Page 20: ...nalog input is selected with a series of DIP switches Because all input signals are differential a pair of contacts should be closed to select one signal source Refer to the following table for information about selecting simultaneous sampled analog input signal source Table 15 Simultaneous Sampled Analog Input Signal Source Selection Input 1 Inverters Input 2 AI Connector GPIC Input Name Switch C...

Page 21: ...s For proper operation each analog line should be driven by only one inverter Refer to Inverter Signals on page 9 for more information Low Pass Filters The sbRIO 9687 provides a low pass filter for each analog input The filter has two stages that are populated by default with 10 kΩ resistors and 3 3 nF capacitors Refer to the sbRIO 9687 Specifications for details about the filter characteristics F...

Page 22: ...as a gain stage immediately after the low pass filter Gain can be set as x1 x2 x3 and x4 The output of the gain stage will work correctly only if the input voltage at the simultaneous AI connector is within the common mode and differential range listed in the sbRIO 9687 Specifications for each selected gain The gain should be set to use as much of the GPIC input range as possible When current sign...

Page 23: ... Assignments GPIC Input Switch Reference Designator Gain_A Contact Gain_B Contact AI0 SW9 3 4 AI1 SW9 1 2 AI2 SW8 3 4 AI3 SW8 1 2 AI4 SW6 3 4 AI5 SW6 1 2 AI6 SW5 3 4 AI7 SW5 1 2 AI8 SW4 3 4 AI9 SW4 1 2 AI10 SW3 3 4 AI11 SW3 1 2 AI12 SW2 3 4 AI13 SW2 1 2 AI14 SW1 3 4 AI15 SW1 1 2 Note For analog inputs that are connected to inverter current or voltage outputs the gain should be set to x1 sbRIO 9687...

Page 24: ... input range on the sbRIO 9687 is 0 V to 10 V or 5 V to 5 V Figure 11 Scanned AI Block Diagram Differential Single Ended Amplifier Breakout Connector Temperature External AI UDC Input scAI GPIC Configurable position CM Filter CM Filter CM Filter Inverter Connectors Scanned Analog Input Connectors The sbRIO 9687 interface board has seven external scanned analog inputs that are available at breakout...

Page 25: ...ys ground It is recommended to connect the signal source to the ground pin assigned to each analog input Figure 12 Connecting a Voltage Signal to Scanned AI Voltage Source ssAI scAI_GND ADC sbRIO 9687 sbRIO 9683 9684 Single Ended Bipolar Scanned Analog Input Configuration The input source for scanned analog inputs 0 to 6 is selected with the onboard DIP switches The signal source can be inverter t...

Page 26: ...onfigured to accept unipolar or bipolar input voltages Refer to the sbRIO 9687 Specifications for details about the input range and accuracy for each setting Refer to the following table for information about configuring unipolar and bipolar input voltages Table 21 Scanned Analog Input Unipolar Bipolar Configuration Unipolar Input 0 V to 10 V Bipolar Input 5 V to 5 V GPIC Input Switch Reference De...

Page 27: ...ange thresholds See Over Range Comparators on page 28 for details about onboard functionality The analog output lines have the same specifications as the AO lines of the GPIC For more information refer to NI 9683 User Manual and Specifications and NI 9684 User Manual and Specifications Analog Output Configuration Analog outputs can be disconnected from the onboard functionality by changing the cor...

Page 28: ...Configurable position Over Range Comparators CM Filter CM Filter Current Sensing Resistor CM Filter The eight over range comparators can be connected to inverter phase current inverter DC link voltage or to one of the 16 simultaneous sampled analog inputs The over range threshold can be set using one of the GPIC analog outputs or by populating a resistor divider on the board The over range output ...

Page 29: ...ssAI1 SW45 7 8 ssAI8 SW45 3 4 O Ra 2 ssAI2 SW48 7 8 ssAI9 SW48 3 4 O Ra 3 ssAI3 SW49 7 8 ssAI10 SW49 3 4 O Ra 4 ssAI4 SW50 7 8 ssAI11 SW50 3 4 O Ra 5 ssAI5 SW46 7 8 ssAI12 SW46 3 4 O Ra 6 ssAI6 SW32 7 8 ssAI13 SW32 3 4 O Ra 7 ssAI14 SW10 3 4 ssAI15 SW10 1 2 Setting the Over Range Threshold Analog input signals are connected to the over range comparators before the gain stage so the threshold shoul...

Page 30: ...formula Rtℎresℎold Vtℎresℎold 10V Vtℎresℎold 100kΩ The following table provides threshold settings for the sbRIO 9687 over range comparators Table 25 Over Range Comparator Threshold Setting Circuit Set Point 1 Set Point 2 Over Range OUT O Ra 0 AO0 R381 DIO0 O Ra 1 AO1 R383 DIO1 O Ra 2 AO2 R373 DIO2 O Ra 3 AO3 R386 DIO3 O Ra 4 AO4 R394 DIO4 O Ra 5 AO5 R396 DIO5 O Ra 6 AO6 R403 DIO6 O Ra 7 AO7 R244 ...

Page 31: ... operates in the low range or high range based on the VI_P1 voltage Note If no device is connected to the sourcing digital input the channel registers as OFF If the input is connected to ground the channel registers as ON Sourcing Digital Input Connector Sourcing digital inputs are available at breakout connector J12 Refer to the following table for pinout information Table 26 J12 Sourcing Digital...

Page 32: ...ge that matches the voltage levels of the application Power for port 1 is connected at pins 18 and 36 of J12 connector Port 0 DI lines are used on the sbRIO 9687 interface board For details refer to Halt Signals on page 36 and GPIO Signals on page 37 If Port 0 DI lines are not used for the application they can be disconnected from onboard functionality by depopulating the corresponding resistor No...

Page 33: ...s some of the DO lines which can be disconnected from sbRIO 9687 circuitry by depopulating 0 Ω resistors The sinking DO lines have the same electrical specifications as the DO lines of the GPIC For more information refer to the NI 9683 User Manual and Specifications or the NI 9684 User Manual and Specifications The GPIC has current sinking digital outputs which means that the output pin is driven ...

Page 34: ... 30 DO_17 13 DO_18 31 DO_19 14 DO_20 32 DO_21 15 DO_22 33 DO_23 16 GND 34 GND 17 GND 35 GND 18 36 Sinking Digital Output Configuration The first seven digital output lines are used on the sbRIO 9687 interface board for inverter signals See Inverter Digital Signals on page 35 for more details If sinking digital outputs need to be used externally they can be disconnected from onboard functionality b...

Page 35: ...provide information about the Semikron inverter digital signal connections Table 30 Semikron Inverter Digital Signal Connections Single Phase Inverters Inverter Connector Signal Semikron R W Inv 0 Inv 1 Inv 2 Inv 3 Inv 4 Inv 5 Inv 6 SKiiP 4 CMM_HALT R W HALT0 HALT1 HALT2 HALT3 HALT4 HALT5 HALT6 CMM_GPIO R GPIO0 GPIO1 GPIO2 GPIO3 GPIO4 GPIO5 GPIO6 CMM_GPIO2 R SKiiP 3 GB ERROR out R HALT0 HALT1 HALT...

Page 36: ...ends of the signal line use a pull up resistor and a transistor for pull down functionality Both the controller and the inverter can set or read the status of the signal line The following diagram shows the HALT signal schematic Figure 17 HALT Signal Schematic Vp Write Read Inverter sbRIO 9687 Vp DI DO To read the line status set the corresponding sinking digital output to high the logic level wil...

Page 37: ...e SL GD inverters and it is open collector for SKiiP 3 GB and SKiiP 3 GD inverters The following figure is a schematic diagram of the GPIO signals Figure 18 GPIO Signal Schematic 24 V Write 24 V DI Inverter SKiiP 3 Inverter sbRIO 9687 sbRIO 9687 24 V DI Write The GPIO signals can be read on one of the sourcing digital input lines The following table shows the mapping between inverter GPIO signals ...

Page 38: ... have 0 Ω resistors to onboard functions The following figure shows a block diagram for the LVTTL lines Figure 19 LVTTL Lines Block Diagram GPIC LVTTL Extension Connector Onboard Functionality Connector Configurable position The following table provides information about the onboard function and corresponding resistor for the LVTTL lines Note It is highly recommended to disconnect the LVTTL signal...

Page 39: ...w High R104 DIO12 Feedback_0 4 Input Low High R96 DIO13 Feedback_0 5 Input Low High R95 DIO14 Hall_0 0 Input Low R86 DIO15 Hall_0 1 Input Low R78 DIO16 Hall_0 2 Input Low R65 DIO17 Feedback_1 0 Input Low High R72 DIO18 Feedback_1 1 Input Low High R73 DIO19 Feedback_1 2 Input Low High R79 DIO20 Feedback_1 3 Input Low High R87 DIO21 Feedback_1 4 Input Low High R97 DIO22 Feedback_1 5 Input Low High R...

Page 40: ... single load per line that does not exceed 25 pF The LVTTL DIO channels on the sbRIO 9687 are routed with a 50 Ω impedance trace It is recommended to route all external circuitry with a similar impedance to ensure the best signal quality Expansion Board LVTTL lines are available at two expansion connectors that allow a custom expansion board to be placed on top of the sbRIO 9687 interface board Ex...

Page 41: ...ND 21 GND 22 DIO15 23 3 3 V 24 3 3 V 25 5 V 26 5 V Table 36 LVTTL Expansion Connector Pinout J8 Pin Signal Pin Signal 1 DIO16 2 DIO17 3 DIO18 4 GND 5 DIO19 6 DIO20 7 GND 8 DIO21 9 DIO22 10 DIO23 11 DIO24 12 GND 13 DIO25 14 DIO26 15 GND 16 DIO27 17 DIO28 18 DIO29 19 DIO30 20 GND 21 GND 22 DIO31 23 3 3 V 24 3 3 V 25 5 V 26 5 V sbRIO 9687 User Manual National Instruments 41 ...

Page 42: ...ing connectors on the secondary side each with pin 1 located as shown in the following figure Figure 20 Expansion Board Dimensions 4 5 in 114 3 mm 2x 4 3 in 109 22 mm Pin 1 Location 26 POS 0 1 Pin Receptacles Placed Bottom Side 1 55 in 39 37 mm 2x 0 in 0 mm 2 in 5 08 mm 2 in 5 08 mm 2x 0 in 0 mm 2x 6 68 in 169 67 mm 6 88 in 174 75 mm 1 14 in 28 85 mm 5 54 in 140 82 mm 2 75 in 69 85 mm Top Side Sho...

Page 43: ...0 5_A 20 Feedback_0 5_B 9 GND 21 GND 10 Hall_0 0 22 Hall_0 1 11 Hall_0 2 23 GND 12 5 V 24 5 V Table 38 J10 Feedback Connector Pinout Pin Signal Pin Signal 1 GND 13 GND 2 Feedback_1 0_A 14 Feedback_1 0_B 3 Feedback_1 1_A 15 Feedback_1 1_B 4 Feedback_1 2_A 16 Feedback_1 2_B 5 GND 17 GND 6 Feedback_1 3_A 18 Feedback_1 3_B 7 Feedback_1 4_A 19 Feedback_1 4_B 8 Feedback_1 5_A 20 Feedback_1 5_B 9 GND 21 ...

Page 44: ...esigned for open collector driving outputs Each input has a 10 kΩ pull up resistor connected to 5 V The inputs have a Schmitt trigger input circuit that reduces the false transitions for a noisy input signal The output of the Schmitt trigger circuit is connected to the LVTTL signals For details refer to LVTTL Lines on page 38 5 V Output The feedback connectors have an 5 V output that can be used f...

Page 45: ... 21 Thermistor Measurement Circuit ADC x2 sbRIO 9687 sbRIO 9683 9684 GAIN Differential Amplifier scAI GND GND Therm Thermistor 10kΩ 2 5V Reference The thermistors should be connected between the two available terminals Therm and Therm_GND Caution Do not electrically connect the thermistor body to the chassis ground or to high voltage lines in the cabinet Such a connection could permanently damage ...

Page 46: ...ltage RTℎermistor VAI_7 5V VAI_7 10 kΩ where RThermistor Thermistor resistance VAI_7 Voltage reading at the GPIC scanned AI_7 To obtain the temperature the thermistor value must be converted into temperature units based on the typical thermistor characteristics obtained from thermistor manufacturer Relative Humidity Sensor For safety a high voltage system should not be operated when condensation c...

Page 47: ... Connector The sbRIO 9687 provides connections for four relay control outputs Each output has a relay control DO and a current return pin relay control DO The sbRIO 9683 and sbRIO 9684 have current sinking outputs which means that the relay control DO is driven to relay control DO when the channel is ON The following table provides pinout information for the relay connector Table 42 J4 Relay Conne...

Page 48: ...tion Connector Connector Pin Signal Name 1 DCD 2 RXD 3 TXD 4 DTR 5 GND 6 DSR 7 RTS 8 CTS 9 RI Table 44 J15 Display Power Connector Connector Pin Signal Name 1 5 V 2 GND The maximum current available at the display power connector is 0 5 A Note The RS232 connector has a standard pinout and could be used for other needs inside the system Inverter Connectors The following tables provide pinout inform...

Page 49: ...B_TOP Driving signal for high side IGBT 9 Rsvd Reserved 10 HB_I Phase current analog output 11 CAN_H CAN high 12 CAN_H CAN high 13 GND Ground 14 GND Ground 15 GND Ground 16 GND Ground 17 GND Ground 18 GPIOx General purpose digital output open collector 19 Temp_GND Return for temperature output 20 UDC_GND Return for DC link voltage 21 HB_BOT Driving signal for low side IGBT 22 GND Ground 23 HB_I_GN...

Page 50: ...MN_rsvd Digital output signal from inverter reserved 8 GND Ground 9 HALT Halt signal 10 GPIO General purpose digital output open collector 11 Temp Temperature analog signal 12 Temp_GND Return for temperature output 13 UDC DC link voltage analog output 14 UDC_GND Return for DC link voltage 15 HB_TOP Driving signal for high side IGBT 16 HB_BOT Driving signal for low side IGBT 17 Rsvd Reserved 18 GND...

Page 51: ...nd 11 GND Ground 12 Temp UDC Temperature or DC link voltage analog output default to temperature 13 AO_GND Return for phase current temperature DC link voltage output 14 HB_I Phase current analog output Table 48 Semikube GD and Semikube SL GD Connector 34 pin DIN Header Pin Signal Name Description 1 24 V Power for inverter 2 GND Ground 3 24 V Power for inverter 4 GND Ground 5 24 V Power for invert...

Page 52: ...ound 19 HB0_I Phase current output Half Bridge 0 20 HB0_I_GND Return for phase current Half Bridge 0 21 HB1_TOP Driving signal for high side IGBT Half Bridge 1 22 HB1_BOT Driving signal for low side IGBT Half Bridge 1 23 Rsvd Reserved 24 GND Ground 25 HB1_I Phase current output Half Bridge 1 26 HB1_I_GND Return for phase current Half Bridge 1 27 HB2_TOP Driving signal for high side IGBT Half Bridg...

Page 53: ...for low side IGBT Half Bridge 2 9 HALT2 Halt signal Half Bridge 2 10 HB2_TOP Driving signal for high side IGBT Half Bridge 2 11 GPIO General purpose digital output open collector 12 Not connected 13 UDC DC link voltage analog output 14 24 V Power for inverter 15 24 V Power for inverter 16 Not connected 17 Not connected 18 GND Ground 19 GND Ground 20 Temp Temperature analog signal 21 HB0_I_GND Retu...

Page 54: ...d States create your service request at ni com support or dial 1 866 ASK MYNI 275 6964 For support outside the United States visit the Worldwide Offices section of ni com niglobal to access the branch office websites which provide up to date contact information Information is subject to change without notice Refer to the NI Trademarks and Logo Guidelines at ni com trademarks for information on NI ...

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