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Motion Control

National Instruments Universal
Motion Interface (UMI)-7774/7772
User Manual

National Instruments UMI-7774/7772 User Manual

June 2004 Edition

Part Number 3

3359B-01

Содержание UMI-7774

Страница 1: ...Motion Control National Instruments Universal Motion Interface UMI 7774 7772 User Manual National Instruments UMI 7774 7772 User Manual June 2004 Edition Part Number 373359B 01...

Страница 2: ...741 31 30 Greece 30 2 10 42 96 427 India 91 80 51190000 Israel 972 0 3 6393737 Italy 39 02 413091 Japan 81 3 5472 2970 Korea 82 02 3451 3400 Malaysia 603 9131 0918 Mexico 001 800 010 0793 Netherlands...

Страница 3: ...ts installation operation or maintenance instructions owner s modification of the product owner s abuse misuse or negligent acts and power failure or surges fire flood accident actions of third partie...

Страница 4: ...nt of Communications DOC Changes or modifications not expressly approved by NI could void the user s authority to operate the equipment under the FCC Rules Class A Federal Communications Commission Th...

Страница 5: ...2 6 Mounting the UMI 7774 7772 on a DIN Rail 2 7 Mounting the UMI 7774 7772 on a Panel 2 9 Mounting the UMI 7774 7772 in a Standard 19 in Rack 2 12 Chapter 3 Connecting the UMI 7774 7772 to Drives and...

Страница 6: ...all Effect Sensors for Sinusoidal Commutation Configuration 3 22 Global Stop 3 23 Inhibit All 3 23 Shutdown 3 24 Analog Input 3 24 Trigger Breakpoint 3 25 Trigger 3 25 Breakpoint 3 26 General Purpose...

Страница 7: ...f precautions to take to avoid injury data loss or a system crash bold Bold text denotes items that you must select or click in the software such as menu items and dialog box options Bold text also de...

Страница 8: ...ives amplifiers and or feedback and digital I O to National Instruments motion controllers The UMI 7772 is a two axis version of the UMI 7774 All illustrations information and specifications in this m...

Страница 9: ...the host computer is shut down or the motion input output interface cable is disconnected The UMI 7774 7772 includes the following features D SUB connectivity which provides easy and durable connecti...

Страница 10: ...his feature enables 24 VDC signaling capability Also the isolation can help break ground loops in the system and reduce the effects of noise and voltage transients Global and per axis status LEDs Capa...

Страница 11: ...ments National Instruments 73xx series motion controller and associated documentation One of the following National Instruments SHC68 C68 S cables for connecting a motion controller to the UMI 7774 77...

Страница 12: ...SUB connectors to third party drives and feedback devices Before Getting Started This section provides information about noise considerations and safety guidelines as well as instructions for unpackin...

Страница 13: ...n when the equipment is turned off To avoid a shock hazard do not perform procedures involving cover or shield removal unless you are qualified to do so Disconnect all field power prior to removing co...

Страница 14: ...nection to or disconnection from the device Operate this device only at or below the installation category1 marked on the hardware label Measurement circuits are subjected to working voltages2 and tra...

Страница 15: ...ary motors with permanent connections to fixed installations Installation Category IV is for measurements performed at the primary electrical supply installation 1 000 V Examples include electricity m...

Страница 16: ...ial number after you have mounted the UMI 7774 7772 Caution When you mount the UMI 7774 7772 and connect cables to it allow 51 76 mm 2 3 in of space between each side of the device and any other surfa...

Страница 17: ...number 778710 01 from National Instruments Complete the following steps to mount the UMI 7774 7772 on a DIN rail Caution To prevent damage to the UMI 7774 7772 do not use screws longer than 25 in to f...

Страница 18: ...o the deeper opening of the DIN rail clip as shown in Figure 2 4 3 Press down firmly on the UMI 7774 7772 to compress the spring until the clip locks in place on the DIN rail Figure 2 4 One Edge of DI...

Страница 19: ...kit Caution Do not use screws longer than 25 in to fasten the panel mount accessory brackets to the UMI 7774 7772 1 Fasten the two brackets of the panel mount kit to the back of the UMI 7774 7772 usin...

Страница 20: ...2 6 Fastening the Vertical Panel Mount Brackets to the UMI 7774 7772 2 Attach the panel mount accessory to a panel using 8 32 or M4 screws Note The external dimensions for the UMI 7772 are the same as...

Страница 21: ...Dimensions Caution Disconnect power before removing the UMI 7774 7772 from the panel 11 000 279 4 FAULT FWD HOME REV FAULT FWD HOME REV FAULT FWD HOME REV FAULT FWD HOME REV LIMIT LED FAULT ENABLE LIM...

Страница 22: ...778712 01 from National Instruments Complete the following steps to install the rack mount kit 1 Fasten the rack mount bracket to the back of the UMI 7774 7772 using the captive screws on the bracket...

Страница 23: ...hird party drives sensors and field I O to the UMI 7774 7772 This chapter also describes the polarity settings and LED indicators on the UMI 7774 7772 Figure 3 1 and Figure 3 2 show the UMI 7774 and U...

Страница 24: ...struments Motion Controllers To connect the UMI 7774 7772 to a National Instruments motion controller connect one end of the SHC68 C68 S cable to the 68 pin motion I O connector on the motion controll...

Страница 25: ...nstruments SSR Series backplanes for use with other National Instruments devices such as DAQ devices In this case you do not typically connect anything to the UMI 7774 7772 digital I O connector 1 NI...

Страница 26: ...er inputs General purpose digital inputs Also the source must be able to provide at least 7 2 mA to turn on the optical isolator and result in an ON condition When the applied voltage is below 2 V the...

Страница 27: ...he UMI 7774 7772 2 If you use a separate power supply connect the positive lead of the 5 30 VDC supply to the Viso terminal and the negative lead to the Ciso terminal on the UMI 7774 7772 3 If you do...

Страница 28: ...ower connector Table 3 1 shows the power connector terminal block pinout Note When the drive enable output and digital output signals are in an ON state they provide the isolated power connected on Vi...

Страница 29: ...and Polarity Switches Axis 1 Shown as Example Table 3 2 Per Axis Control Connector Pin Assignment Pin Signal Optically Isolated 1 Analog Output No 2 NC No 3 5 V Output No 4 Step CW No 5 NC No 6 Enable...

Страница 30: ...A pass through signal provides passive filtering on the signals which does not affect the voltage range or current handling capability of the signals Step CW and Dir CCW The UMI 7774 7772 Step CW and...

Страница 31: ...n Ciso signals provided on the control connector are used to power the external devices Use a manual operator switch to handle disabling an axis Refer to Figure 3 8 and Figure 3 9 for examples of wiri...

Страница 32: ...3 10 ni com Figure 3 7 Example of Wiring a Sinking Output Device to the Fault Input Figure 3 8 Example of Wiring a High Side Switch to the Fault Input Current Limiter NPN Sinking Output Device Fault F...

Страница 33: ...oller Shutdown if enabled on the controller Refer to the Global Stop section for information about the Inhibit All and Shutdown signals The host bus interlock is a safety feature that is not user conf...

Страница 34: ...The maximum output current when Viso is 24 V is 150 mA The maximum output current when Viso is 5 V is 60 mA The output voltage is within 1 2 V of the voltage provided on the Viso power supply Refer t...

Страница 35: ...Refer to Figure 3 5 for the locations of these LEDs Sinusoidal Commutation Configuration The control connectors for axes 1 and 2 of the UMI 7774 7772 have additional analog output signal connections...

Страница 36: ...edback Connector Refer to Figure 3 12 for a diagram that demonstrates this configuration Figure 3 12 Sinusoidal Commutation Wiring Diagram You must connect the digital I O cable from your National Ins...

Страница 37: ...of Hall effect sensors for one brushless motor and the axis 2 feedback connector to the set of Hall effect sensors for another brushless motor All of the Hall effect sensor signals are pass through si...

Страница 38: ...sensors for brushless motors Figure 3 5 shows the pin locations of the feedback connector for each axis Table 3 5 shows the corresponding signals for each pin Note The Hall sensors are available only...

Страница 39: ...No 2 Encoder Phase B No 3 Encoder Index No 4 5 V Output No 5 Hall Sensor A No 6 Hall Sensor B No 7 Hall Sensor C No 8 5 V Output No 9 NC No 10 Forward Limit Yes 11 Home Input Yes 12 Reverse Limit Yes...

Страница 40: ...s are converted to single ended signals by a differential to single ended converter on the UMI 7774 7772 and are then passed through to the National Instruments motion controller You can accommodate e...

Страница 41: ...reverse counter clockwise CCW facing motor shaft Caution Using an unshielded cable allows noise to corrupt the encoder signals which could result in lost counts reduced accuracy and other erroneous e...

Страница 42: ...or forward limit reverse limit and home sensors or switches The limit sensors or switches are typically located at physical ends of travel The home sensor or switch can be located at any reference pos...

Страница 43: ...ome Status Indicators The UMI 7774 7772 has yellow status LEDs for the forward limit reverse limit and home input signals Refer to Figure 3 5 for the location of these LEDs You can configure the limit...

Страница 44: ...National Instruments motion controller that provides the sinusoidal commutation When you set up the UMI 7774 7772 for sinusoidal commutation you connect the axis 1 feedback connector to the set of Ha...

Страница 45: ...onnector includes the Inhibit All input and the Shutdown input signals Both signals are optically isolated sinking inputs Inhibit All The Inhibit All signal acts as a global inhibit and when asserted...

Страница 46: ...input You can wire the Shutdown and Inhibit All inputs to a sourcing output device such as a PNP sensor as shown in Figure 3 16 You can use the isolated power Viso and isolated common Ciso signals on...

Страница 47: ...our trigger inputs and four breakpoint outputs Trigger The UMI 7774 7772 provides optical isolation on the trigger inputs You can use the isolated power output and isolated common on the connector to...

Страница 48: ...sponding signals for each pin Refer to the appropriate National Instruments motion controller documentation for information about trigger inputs and breakpoint outputs Refer to the Voltage Considerati...

Страница 49: ...on controller Port 1 bits 0 7 become sinking inputs on the UMI 7774 7772 and the 8 bits from the second port of the motion controller Port 2 bits 0 7 become sourcing outputs on the UMI 7774 7772 Refer...

Страница 50: ...when Viso is 24 V is 150 mA The maximum output current when Viso is 5 V is 60 mA The output voltage is within 1 2 V of the voltage provided on the Viso power supply Refer to Figure 3 18 for an illust...

Страница 51: ...Connection to an External Load Connecting Switches to UMI 7774 7772 Sinking Inputs Figure 3 19 shows an example of connecting a physical switch to a general purpose Digital Input on the UMI 7774 7772...

Страница 52: ...es at the inductive load by installing a flyback diode across the load Typically you mount the flyback diode as close to the load as possible Use this protection method if you connect any of the Enabl...

Страница 53: ...tup and tuning In torque mode only the current loop is closed on the drive Both the position and velocity loops are closed on the motion controller using encoder feedback When you use torque mode you...

Страница 54: ...tion advisors to access the National Instruments Motion Advisors The Stage Advisor shows specific motorized stage and drive combinations The NI Motion Controller and Drive Advisor shows the appropriat...

Страница 55: ...signals but the passive filtering does not affect the voltage range or current handling capability Consult the motion controller specifications to determine the allowable voltage range and logic level...

Страница 56: ...inking Input voltage range 0 to 30 V Input ON voltage 3 5 to 30 V Input OFF voltage 0 to 2 V Turn on current 14 mA maximum current limited 3 mA minimum current limited Maximum pulse rate 1 MHz Minimum...

Страница 57: ...tput voltage range 5 to 30 V Output current 5 Viso 60 mA maximum 24 Viso 150 mA maximum 30 Viso 160 mA maximum Maximum pulse rate 10 KHz Minimum pulse generated 100 s Maximum on state voltage drop 1 2...

Страница 58: ...to 80 C Humidity 10 to 90 RH noncondensing Maximum altitude 2 000 m Pollution Degree 2 Shock and Vibration Operating shock IEC 60068 2 27 Panel mount 30 g 11 ms half sine 3 shocks Operating vibration...

Страница 59: ...ve 1 GHz Immunity EN 61326 1997 A1 2001 Table 1 CE C Tick and FCC Part 15 Class A Compliant Note For EMC compliance operate this device with shielded cabling CE Compliance This product meets the essen...

Страница 60: ...com exchange National Instruments Application Engineers make sure every question receives an answer Training and Certification Visit ni com training for self paced training eLearning virtual classroom...

Страница 61: ...answers you need contact your local office or NI corporate headquarters Phone numbers for our worldwide offices are listed at the front of this manual You also can visit the Worldwide Offices section...

Страница 62: ...Conformity NI resources B 1 diagnostic tools NI resources B 1 DIN rail mounting 2 7 DISABLED LED 3 13 documentation conventions used in manual vii NI resources B 1 related documentation vii drivers NI...

Страница 63: ...s through signaling 3 20 power input terminal block 3 6 power status indicators 3 6 programming examples NI resources B 1 R related documentation vii required materials 2 1 S safety guidelines 2 2 ser...

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