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National Instruments Corp.

11

NI 9512 Operating Instructions and Specifications

Signal Connections

Fig

u

re 4 shows the NI 9512 block diagram.

Figure 4.

NI 9512 Block Diagram

Phase A

± (0)

Phase B

± (0)

Index

± (0)

Home

Position
Capture

Position
Compare

Receiver

Circuitry

+5V Reg

+5V OUT

V

sup

COM

Output

Circuitry

Input

Circuitry

Step

±

Drive
Enable

Forward

Reverse

Microprocessor

Digital
Output
(0-1)

Direction

±

Buffer

Buffer

Buffer

Buffer

Digital

Input

(0-

3

)

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Содержание NI 9512

Страница 1: ...OPERATING INSTRUCTIONS AND SPECIFICATIONS NI 9512 Stepper Drive Interface Module with Encoder Feedback ni com manuals Deutsch Fran ais...

Страница 2: ...documentation Visit ni com info and enter cseriesdoc for information about C Series documentation Note The safety guidelines and specifications in this document are specific to the NI 9512 The other...

Страница 3: ...metal enclosure Suppression ferrites must be installed on power supply inputs near power entries to modules and controllers Power supply and module cables must be separated on opposite sides of the en...

Страница 4: ...t lines and a 19 to 30 V input for power connection Refer to Table 1 for the DSUB connector pin assignments The 20 pin MDR connector includes incremental encoder feedback inputs a 5 V output for encod...

Страница 5: ...n terminal block pin assignments Refer to the NI 951x User Manual which you can download from ni com manuals for information about additional connection accessories and cabling recommendations Note Yo...

Страница 6: ...nnectivity 3 Connect the NI 9512 module to an external power supply Caution Do not connect anything to pins marked Reserved Caution The 37 pin terminal block has separate Vsup and COM terminals for ea...

Страница 7: ...Encoder Optional Stepper Motor Step CW Step CW Direction CCW Drive Fault Drive Enable DSUB Connector Forward Reverse Limit Home MDR Connector NI 9512 Drive Motor Encoder 0 Phase A B Index Limit and H...

Страница 8: ...DSUB Connector Pin Assignments Connector Pin Signal 1 Reserved 2 Drive Enable 3 Digital Input 3 4 Digital Input 2 5 Digital Output 1 6 Reserved 7 COM 8 Digital Input 1 9 Direction CCW 10 Step CW 11 D...

Страница 9: ...ctor Pin Assignments Forward Limit Home COM Digital Input 0 COM Encoder 0 Index Encoder 0 Index COM 5 V OUT Position Compare 1 2 3 4 5 6 7 8 9 10 20 11 12 13 14 15 16 17 18 19 COM Reverse Limit Vsup E...

Страница 10: ...OM Digital Input 0 COM Encoder 0 Index Encoder 0 Index COM 5V OUT Position Compare Reserved Reserved Digital Output 0 Vsup Digital Input 1 Direction CCW COM Step CW Shield Digital Output 1 Reverse Lim...

Страница 11: ...NI 9512 block diagram Figure 4 NI 9512 Block Diagram Phase A 0 Phase B 0 Index 0 Home Position Capture Position Compare Receiver Circuitry 5V Reg 5V OUT Vsup COM Output Circuitry Input Circuitry Step...

Страница 12: ...ustry standards for stepper command signals step and direction or clockwise CW and counterclockwise CCW pulse outputs The step and direction output circuits are software configurable for either single...

Страница 13: ...e side of the drive input to a supply as specified by the drive manufacturer Figure 6 shows a single ended connection example Figure 6 Opto Isolated Step and Direction Output Connection The encoder ch...

Страница 14: ...schematic diagrams of the encoder input circuit connected to differential and single ended encoder outputs Figure 7 Differential Encoder Input Circuit Figure 8 Single Ended Encoder Input Circuit Recei...

Страница 15: ...active state of the inputs in software to on or off To use the Drive Fault functionality referenced in Figure 1 you can map an available digital input in software Figure 9 shows an example of wiring t...

Страница 16: ...put Circuit Configured for Sourcing The NI 9512 Drive Enable and Digital Output 1 2 circuits are software configurable for sinking or sourcing output type and the active state is software configurable...

Страница 17: ...the Drive Enable output to 5 V input circuitry when the output is configured for sinking Figure 11 shows an example of wiring the outputs to a sinking input device Figure 11 Drive Enable or Digital O...

Страница 18: ...wiring the outputs to a sourcing input device Figure 12 Drive Enable or Digital Output Circuit Configured for Sinking V Drive Enable or Digital Output COM NI 9512 NI 9512 Vsup PNP Sourcing Input Devi...

Страница 19: ...e states to display axis status Off The module is in sleep mode or failed to boot correctly Refer to the NI SoftMotion Module book of the LabVIEW Help for troubleshooting information Flashing The modu...

Страница 20: ...le is receiving encoder pulses Note The LED flash rate does not correspond to the rate at which the NI 9512 receives encoder pulses Lit The power supply Vsup is connected but the module is not receivi...

Страница 21: ...at the system level depends on the chassis that the module is plugged into Refer to the chassis manual for information about support for sleep mode If the chassis supports sleep mode refer to the sof...

Страница 22: ...nless otherwise noted Stepper Performance Stepper accuracy 1 full half or microstep Interpolation spline rate 20 kHz max Motion Command Signals Stepper outputs Output type Programmable single ended or...

Страница 23: ...A 2 V min Max pulse rate 5 MHz Continuous output current on each channel 20 mA Pulse width Approximately 50 of the period up to 6 4 s max Output mode Programmable step and direction or CW CCW Active s...

Страница 24: ...rammable on or off Motion I O Encoder 0 Phase A B and Index inputs Type RS 422 differential or single ended inputs Digital logic levels single ended Voltage 0 25 to 5 25 V High VIH 2 0 V min Low VIL 0...

Страница 25: ...Single ended 5 106 counts sec Forward reverse and home inputs Input type Programmable sinking or sourcing Digital logic levels OFF state Input voltage 5 V Input current 250 A Digital logic levels ON s...

Страница 26: ...current 0 V Vin 4 5 V 2 mA max Min pulse width1 100 ns Max capture latency 200 ns Capture accuracy 1 count Active edge Programmable rising edge or falling edge Position compare outputs High VOH 5 25...

Страница 27: ...inking 4 mA 0 5 V max Compare mode Programmable single or periodic Compare action Programmable set toggle or pulse Max compare rate periodic 5 MHz Pulse width programmable Min 100 ns Max 1 6 ms Active...

Страница 28: ...nt 2 mA Input impedance 30 k 5 Min pulse width1 100 s Outputs Number of outputs 2 Output type Programmable sinking or sourcing Voltage range 0 to 30 V Vsup input 19 to 30 V Continuous output current I...

Страница 29: ...h 100 s Leakage current 200 A Active state Programmable on or off MTBF Contact NI for Bellcore MTBF or MIL HDBK 217F specifications Power Requirements Power consumption from chassis Active mode 925 mW...

Страница 30: ...with a dry towel Note For two dimensional drawings and three dimensional models of the C Series module and connectors visit ni com dimensions and search by module number Weight 155 g 5 5 oz Safety Saf...

Страница 31: ...connected to the electrical distribution system referred to as MAINS voltage MAINS is a hazardous live electrical supply system that powers equipment This category is for measurements of voltages fro...

Страница 32: ...and other safety certifications refer to the product label or the Online Product Certification section Electromagnetic Compatibility This product meets the requirements of the following EMC standards...

Страница 33: ...t meets the essential requirements of applicable European Directives as follows 2006 95 EC Low Voltage Directive safety 2004 108 EC Electromagnetic Compatibility Directive EMC Online Product Certifica...

Страница 34: ...2 27 30 g 11 ms half sine 50 g 3 ms half sine 18 shocks at 6 orientations Environmental National Instruments C Series modules are intended for indoor use only but may be used outdoors if installed in...

Страница 35: ...mmitted to designing and manufacturing products in an environmentally responsible manner NI recognizes that eliminating certain hazardous substances from our products is beneficial to the environment...

Страница 36: ...le all products must be sent to a WEEE recycling center For more information about WEEE recycling centers and National Instruments WEEE initiatives visit ni com environment weee htm RoHS National Inst...

Страница 37: ...504 National Instruments also has offices located around the world to help address your support needs For telephone support in the United States create your service request at ni com support and follo...

Страница 38: ...466 New Zealand 0800 553 322 Norway 47 0 66 90 76 60 Poland 48 22 328 90 10 Portugal 351 210 311 210 Russia 7 495 783 6851 Singapore 1800 226 5886 Slovenia 386 3 425 42 00 South Africa 27 0 11 805 81...

Страница 39: ...i com legal for more information about National Instruments trademarks Other product and company names mentioned herein are trademarks or trade names of their respective companies For patents covering...

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