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Hardware Overview

This chapter presents an overview of the National Instruments PXI/PCI-7330 functionality and
capabilities.

Figures 3-1 and 3-2 show the NI PXI-7330 right and left sides, respectively.

Figure 3-1.

NI PXI-7330 Right Side

1

Serial Number Label

2

Injector/Ejector Handle

3

68-Pin Digital I/O Connector

4

68-Pin Motion I/O Connector

1

2

3

4

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Summary of Contents for 7330

Page 1: ...Motion Control National Instruments 7330 User Manual and Specifications NI 7330 User Manual and Specifications March 2013 370837B 01...

Page 2: ...nt events National Instruments Corporate Headquarters 11500 North Mopac Expressway Austin Texas 78759 3504 USA Tel 512 683 0100 For further support information refer to the Technical Support and Profe...

Page 3: ...brought within one year after the cause of action accrues National Instruments shall not be liable for any delay in performance due to causes beyond its reasonable control The warranty provided herei...

Page 4: ...SOFTWARE PRODUCTS CAN BE IMPAIRED BY ADVERSE FACTORS INCLUDING BUT NOT LIMITED TO FLUCTUATIONS IN ELECTRICAL POWER SUPPLY COMPUTER HARDWARE MALFUNCTIONS COMPUTER OPERATING SYSTEM SOFTWARE FITNESS FITN...

Page 5: ...nfiguration and Installation Software Installation 2 1 Controller Configuration 2 1 Safety Information 2 1 Electromagnetic Compatibility Information 2 3 Hardware Installation 2 4 PXI Motion Controller...

Page 6: ...4 7 Wiring Concerns 4 8 Encoder Input Circuit 4 8 Trigger Inputs Shutdown Input and Breakpoint Outputs 4 9 Wiring Concerns 4 10 Trigger Input Shutdown Input and Breakpoint Output Circuits 4 10 Analog...

Page 7: ...quadrature encoders or analog inputs for position and velocity feedback closed loop only and provide step direction or clockwise CW counter clockwise CCW digital command outputs All stepper axes suppo...

Page 8: ...s NI Motion is a simple but powerful high level application programming interface API that makes programming the NI 7330 motion controller easy You can execute all setup and motion control functions b...

Page 9: ...ies Cables and cable assemblies for motion and digital I O RTSI cable for connection with other National Instruments devices Universal Motion Interface UMI wiring connectivity blocks with integrated m...

Page 10: ...tirely with software it is not necessary to set jumpers for motion I O configuration The NI PXI 7330 and NI PCI 7330 controllers are fully compatible with the industry standard PXI Specification Revis...

Page 11: ...r surface resistivity The following is a description of pollution degrees Pollution Degree 1 means no pollution or only dry nonconductive pollution occurs The pollution has no influence Typical level...

Page 12: ...uildings Examples include electricity meters and measurements on primary overcurrent protection devices and on ripple control units To obtain the safety certification s for this product visit ni com c...

Page 13: ...inistrator level access After you have restarted the system you may need to refresh Measurement Automation Explorer MAX to view the new controller PXI Motion Controllers 1 Power off and unplug the cha...

Page 14: ...e 2 Open the computer case to expose access to the PCI expansion slots 3 Touch a metal part on the chassis to discharge any static electricity 4 Choose an unused 3 3 V or 5 V PCI slot and remove the c...

Page 15: ...tional Instruments PXI PCI 7330 functionality and capabilities Figures 3 1 and 3 2 show the NI PXI 7330 right and left sides respectively Figure 3 1 NI PXI 7330 Right Side 1 Serial Number Label 2 Inje...

Page 16: ...dware Overview Figure 3 2 NI PXI 7330 Left Side 1 Identification Number Used in Australia 2 Symbol Indicating FFC Compliance 3 Board Type Label 4 Assembly Number Label 5 Symbol to Alert User to Read t...

Page 17: ...ight triggers to facilitate synchronization between multiple National Instruments products The NI PXI 7330 RTSI enabled connection provides up to eight triggers and one PXI star trigger to facilitate...

Page 18: ...pture and breakpoint functions motion I O processing and stepper pulse generation for hard real time functionality The embedded CPU runs a multitasking real time operating system and handles host comm...

Page 19: ...ause all the NI 7330 embedded firmware including the RTOS and DSP code is stored in flash memory you can upgrade the onboard firmware contents in the field It is possible to save the entire parameter...

Page 20: ...lications Each axis also has an associated forward and reverse limit input a home input a high speed capture trigger input a breakpoint output and an inhibit output These signals can be used for gener...

Page 21: ...between circuits Caution Power off all devices when connecting or disconnecting the NI 7330 motion controller controller motion I O and auxiliary digital I O cables Failure to do so may damage the con...

Page 22: ...ved Reserved Shutdown Breakpoint 4 Breakpoint 2 Analog Input 4 Reserved Host 5 V Axis 4 Reverse Limit Switch Axis 4 Forward Limit Switch Axis 4 Encoder Index Axis 4 Encoder Phase B Axis 4 Encoder Phas...

Page 23: ...1 4 Home Switch Digital Ground Input Home switch Axis 1 4 Forward Limit Switch Digital Ground Input Forward clockwise limit switch Axis 1 4 Reverse Limit Switch Digital Ground Input Reverse counter cl...

Page 24: ...5 V Caution Do not connect these outputs to anything other than a 5 V circuit The output buffers will fail if subjected to voltages in excess of 5 5 V Axis 1 4 Inhibit Use the inhibit output signals...

Page 25: ...the signal is active Note By default limit and home inputs are digitally filtered and must remain active for at least 1 ms to be recognized You can use MAX to disable digital filtering for limit and h...

Page 26: ...inputs are digitally filtered and must be active for at least 1 ms You can use MAX to disable digital filtering for limit and home inputs Figure 4 3 shows a simplified schematic diagram of the circui...

Page 27: ...ase A typical encoder with a specification of N N number lines per unit of measure which can be revolutions or linear distance produces 4 N quadrature counts per unit of measure The count is the basic...

Page 28: ...r all applications and must be used if the encoder cable length is longer than 3 05 m 10 ft Shielded 24 AWG wire is the minimum recommended size for the encoder cable Cables with twisted pairs and an...

Page 29: ...s a latching general purpose digital input by simply ignoring the captured position Shutdown Input When enabled in software the shutdown input signal can be used to kill all motion by asserting the co...

Page 30: ...rigger Input Shutdown Input and Breakpoint Output Circuits Figures 4 6 4 7 and 4 8 show a simplified schematic diagram of the circuits used by the trigger inputs shutdown inputs and breakpoint outputs...

Page 31: ...LSB As indicated in Table 4 3 when configured as analog feedback an analog sensor acts like a limited range absolute position device with a full scale position range You can map any ADC channel as fee...

Page 32: ...nce connected to the Analog Input Ground Note The analog reference output is an output signal only and must not connect to an external reference voltage Connect the common of the external reference to...

Page 33: ...rt 3 bit 3 Digital Ground Port 3 bit 0 Port 2 bit 7 Port 2 bit 6 Digital Ground Digital Ground Digital Ground Port 2 bit 1 Port 2 bit 0 Port 1 bit 7 Digital Ground Port 1 bit 4 Port 1 bit 3 Digital Gr...

Page 34: ...of the internal source as the clock for the PWM generators RTSI Connector The physical RTSI bus interface varies depending on the type of NI 7330 motion controller The NI PXI 7330 uses the PXI chassis...

Page 35: ...steps Maximum relative move size 231 steps Velocity range 1 to 4 000 000 steps s Acceleration deceleration1 244 to 512 000 000 counts s2 at a PID update rate of 250 s S curve time range 1 to 32 767 s...

Page 36: ...ex pulse width Programmable depends on digital filter settings Maximum resolution 228 1 programmable Forward reverse and home inputs Number of inputs 12 3 per axis Voltage range 0 to 5 V Input low vol...

Page 37: ...ble active high or active low Control MustOn MustOff or automatic when axis off Analog inputs Number of inputs 8 multiplexed single ended Number for user signals 4 Number for system diagnostics 4 Volt...

Page 38: ...16 10 cm 6 3 3 9 in PCI 7330 17 5 9 9 cm 6 9 3 9 in Connectors Motion I O connector 68 pin female high density VHDCI type 32 bit digital I O connector 68 pin female high density VHDCI type Weight PCI...

Page 39: ...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 Note F...

Page 40: ...com certification search by model number or product line and click the appropriate link in the Certification column Environmental Management NI is committed to designing and manufacturing products in...

Page 41: ...kpoint 2 Axis 2 Home Switch Digital Ground Digital Ground Axis 2 Dir CCW Axis 1 Inhibit Trigger Breakpoint 1 Axis 1 Home Switch Digital Ground Digital Ground Axis 1 Dir CCW Host 5 V Axis 4 Forward Lim...

Page 42: ...hase of most software products and bundles including NI Developer Suite NI also offers flexible extended contract options that guarantee your SSP benefits are available without interruption for as lon...

Page 43: ...ue goes high 1 active low A signal is active when its value goes low 0 address Character code that identifies a specific location or series of locations in memory or on a host PC bus system amplifier...

Page 44: ...Eight related bits of data an eight bit binary number Also used to denote the amount of memory required to store one byte of data C CCW counter clockwise implies direction of rotation of the motor cl...

Page 45: ...t have an index output the encoder resolution can be referred to as lines per revolution F f farad FIFO first in first out filtering A type of signal conditioning that filters unwanted signals from th...

Page 46: ...ocation for system initialization Frequently the home position also is regarded as the zero position in an absolute position frame of reference host computer Computer into which the motion control boa...

Page 47: ...top M m meters MCS move complete status microstep The proportional control of energy in the coils of a Stepper Motor that allow the motor to move to or stop at locations other than the fixed magnetic...

Page 48: ...onent interconnect a high performance expansion bus architecture originally developed by Intel to replace ISA and EISA It is achieving widespread acceptance as a standard for PCs and workstations it o...

Page 49: ...ribbon cable A flat cable in which the conductors are side by side RPM revolutions per minute units for velocity RPSPS or RPS S revolutions per second squared units for acceleration and deceleration R...

Page 50: ...ion to the target position trigger Any event that causes or starts some form of data capture TTL transistor transistor logic V V volts VCC Positive voltage supply velocity mode Move the axis continuou...

Page 51: ...rward Limit Input 4 5 Home Input 4 5 Inhibit 4 4 Reverse Limit Input 4 5 Step CW and Dir CCW 4 4 B Breakpoint Output Circuit 4 10 breakpoint examples 4 14 C cables 1 3 encoders 4 8 calibration certifi...

Page 52: ...nal Instruments support and services C 1 noise encoder inputs 4 8 O optional equipment 1 3 P programming examples NI resources C 1 Q quadrature encoder inputs 4 6 signals 4 7 R requirements for gettin...

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