Manual - National Instruments
Contents
1. Viso i High Side K itch i i Swie Fault c ima urrent Limiter i T Vcc Fault au K i Ciso UMI 777472 Figure 17 Example of Wiring a High Side Switch to the Fault Input National Instruments Corporation 19 NI UMI 7774 72 User Guide and Specifications Viso Vcc Eaulbe Current Limiter VOL l iT AR F t Pepega ue K Low Side Switch Ciso UMI 7774 772 Figure 18 Example of Wiring a Low Side Switch to the Fault Input Enable Output The Enable output signal is an optically isolated digital output used to enable or disable the drive for the axis The Enable signal for the axis is deactivated when any of the following signals are asserted Host Bus Interlock global Inhibit All user supplied and global User supplied external Fault input per axis Controller Axis Inhibit Out per axis Controller Shutdown if enabled on the controller If the Enable output signal is deactivated for any reason the DISABLED LED illuminates If the Fault input signal is also active both the FAULT and the DISABLED LEDs for the axis illuminate Refer to Figure 14 for the locations of these LEDs 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 configurable It monitors the 5 V pin from the motion control2. Vcc ciso 4 UMI 7774 72 Figure 24 UMI 7774 72 Optically Isolated Sinking Input Interface Circuit and Connection to Sourcing Output Sensor You can also connect the limit and home inputs to a high side switch Figure 25 shows an example of wiring the limit or home input to a high side switch High Side Limit Switch y Viso 2 Current Limiter Digital Input Ciso K UMI 7774 72 Vcc Figure 25 UMI 7774 7772 Optically Isolated Sinking Input Interface Circuit and Connection to NI UMI 7774 72 User Guide and Specifications High Side Switch 26 ni com A may prevent motion from occurring at all Caution Failure to properly connect the limit and home inputs may result in motion that stops at a limit but then travels through it potentially damaging the motion system Incorrectly wired limits For the end of travel limits to function correctly the forward limit must be located at the forward or positive end of travel and the reverse limit must be located at the negative end of travel Limit and Home Status Indicators The UMI 7774 72 has yellow status LEDs for the forward limit reverse limit and home input signals Refer to Figure 14 for the location of these LEDs You can configure the limit and home status LEDs as active low or active high using the switch for the axis labeled LIMIT LED The down position of the switch correspon
3. 1 Analog Output No 2 NC No 3 5 Vi Output No 4 Step CW No NI UMI 7774 72 User Guide and Specifications 16 ni com Table 2 Per Axis Control Connector Pin Assignment Continued Pin Signal Optically Isolated 5 NC No 6 Enable Yes 7 Fault Yes 8 Viso Output Yes 9 Analog Output Ground No 10 Digital Ground No 11 Digital Ground No 12 Dir CCW No 13 NC No 14 Fault Yes 15 Gio Yes t Provides 1 A maximum output current shared between Control connector pin 3 Feedback connector pins 4 and 8 and Trigger Breakpoint connector pin 3 Analog Output The UMI 7774 72 analog output signals are used as command outputs to servo drives or as general purpose voltage outputs To help keep digital noise separate from the analog outputs Pin 9 provides a separate analog output ground connection Use this analog ground connection instead of a digital ground when you connect the UMI 7774 72 to servo drives Analog outputs are pass through signals from the motion controller 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 72 Step CW and Dir CCW signals are used as command outputs to a stepper drive Some stepper drives require clockwise direction CW and counterclockwise direction CCW commands rather than Step and Dir commands You can
4. 0O OQ 2 Ga ee ine te ee ine tras acy ete cra dees mt aer is See see ek i e e es e a 7 2 2 lee an an ae 4 OC D 6 3 POWER ANALOG INPUT T F 5 000 in E 126 93 mm oO e A OTN gt 2 TRIGGER BREAKPOINT DIGITAL I O Ne ee 10 200 in 259 08 mm gt Figure 4 UMI 7774 Front View with Dimensions E T mo mMm mn mM MNM Nn MNM mM i l n 0 867 in O 22 01 mm 10 200 in i i lt 259 08 mm gt Figure 5 UMI 7774 Side View with Dimensions Mounting the UMI 7774 72 on a DIN Rail The UMI 7774 72 has one clip for mounting on a standard 35 mm DIN rail You can order the DIN rail mounting kit part number 778710 01 from National Instruments Complete the following steps to mount the UMI 7774 72 on a DIN rail AN Caution To prevent damage to the UMI 7774 72 do not use screws longer than 0 25 in to fasten the DIN rail clip to the UMI 7774 72 1 Fasten the DIN rail clip to the UMI 7774 72 using a number 2 Phillips screwdriver and the two 8 32 x 0 25 in countersink screws shipped with the DIN rail clip as shown in Figure 6 These screws have a nylon coating to prevent them from loosening NI UMI 7774 72 User Guide and Specifications 10 ni com Figure 6 Fastening the DIN Rail Clip to the UMI 7774 72 2 Insert one edge of the DIN rail into the deeper opening of the DIN rail clip as shown in Figure 7 3 Press down firmly on the UMI 7774 72 to compress the sprin
5. 6 rye 22 Digital Output 3 Ti 14 Trigger 4 Digital Output 4 10 Digital rigger 3 K 15 Digital Output 6 11 23 igital Output 5 Viso OUT 8 Ciso Viso OUT 12 24 Digital Output 7 Trigger Breakpoint Connector Digital l Conneclor Encoder Phase A 1 Eneoger Praos B Fala JeneoderppasoE o tput EERE 3 16 Encoder Phase Index fade TE AO GND 17 Digital Ground Digital d Reserved 8 1a Digtal Grouna mal Digital Ground Reserved 7 19 _ Digital Ground Step CW ig 45V OUT g 20 Digital Ground NC Dir CCW NC 19 21 ne Enable NC Forward Limit 10 55 Cie Eaim Fault Home Input 11 24 Cig Viso OUT Ciso raa ISO Reverse Limit 12 25 Ci Viso OUT So 199 Feedback Connector Control Connector Figure 30 UMI 7774 72 Complete Pin Assignments National Instruments Corporation 39 NI UMI 7774 72 User Guide and Specifications Worldwide Support and Services The National Instruments Web site is your complete resource for technical support At ni com support you have access to everything from troubleshooting and application development self help resources to email and phone assistance from NI Application Engineers Visit ni com services for NI Factory Installation Services repairs extended warranty calibration and other services Visit ni com register to register your National Instrument
6. Viso and isolated common Ciso signals on the control connector to power on the sensor National Instruments Corporation 31 NI UMI 7774 72 User Guide and Specifications The Digital output circuit sources current to external loads The maximum output current for the digital outputs depends on the Viso voltage Refer to Table 4 for the maximum output current at different Viso voltages Table 10 Maximum Available Output Current Viso Maximum Output Current mA 30 V 160 mA 24 V 150 mA 5V 60 mA 3 Note Ifthe load current exceeds the over current trip point the output shuts off The output voltage is within 1 2 V of the voltage provided on the V power supply Refer to Figure 27 for an illustration of the Digital output interface circuit To cause current to flow through the digital inputs the voltage applied to the digital inputs must be greater than 3 5 V and less than 30 V 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 input results in an OFF condition Vcc UMI 7774 72 Viso Current Limiter 4 Current Sense i Z Digital Output Cutpu PAN Load Ciso Ta a E a E i A E A E SSSR SSS SSSR SS See E E a EA A a E E E a A a a a D Figure 27 UMI 7774 72 Optically Isolated Sourcing Digi
7. condition Analog Input The UMI 7774 72 has a single 9 pin D SUB connector that provides access to the four analog input channels on the motion controller The analog inputs are pass through signals on the UMI 7774 72 Refer to Figure 1 to help you locate the analog input connector on the UMI 7774 72 Figure 26 shows the pin locations for the Analog Input connector Table 7 shows the corresponding signals for each pin NI UMI 7774 72 User Guide and Specifications 28 ni com Table 7 Analog Input Connector Pin Assignment Pin Signal 1 Analog Input 1 2 Analog Input 2 3 Analog Input 3 4 Analog Input 4 5 Analog Reference Output 6 Analog Input Ground 7 Analog Input Ground 8 Analog Input Ground 9 Analog Input Ground ay Note None of the analog inputs are optically isolated Trigger Breakpoint The UMI 7774 72 has a single 15 pin D SUB connector you can use for trigger input and breakpoint output wiring This connector provides access to four trigger inputs and four breakpoint outputs Refer to Figure 26 for the pin location of the Trigger Breakpoint connector and to Table 8 for the corresponding signals for each pin Refer to Figure 1 to locate the Trigger Breakpoint connector on the UMI 7774 72 Trigger The UMI 7774 72 provides optical isolation on the trigger inputs You can use the isolated power output and isolated common on the connector to power on the field devices or sensors that p
8. configure National Instruments motion controllers to provide either type of stepper commands Both Step CW and Dir CCW signals are pass through signals Voltage Considerations for the UMI 7774 72 To cause current to flow through the input the voltage applied to the following types of inputs must be greater than 3 5 V and less than 30 V Fault inputs e Limit and home inputs e Global Stop inputs e Trigger inputs e 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 input results in an OFF condition National Instruments Corporation 17 NI UMI 7774 72 User Guide and Specifications Fault The Fault signal is an optically isolated digital input If the Fault input signal is asserted the DISABLED LED is lit and the Enable output signal is deactivated Refer to Figure 14 for the location of the axis status LEDs You can configure the axis Fault input signals as active low or active high inputs using the switch for the axis labeled FAULT The down position of the switch corresponds to active low and the up position of the switch corresponds to active high Refer to Figure 14 for the location of the axis polarity switches iy Note Figure 19 shows a simplified connection diagram for the Enable Fault and Global Stop inputs To cause current to flow through the input the voltage applied
9. designed to be used with National Instruments 73xx series motion controllers for up to four axes of simultaneous or independent control Ideally suited to industrial and laboratory applications the UMI 7774 72 connects third party stepper and servo drives 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 manual apply to both devices iy Note For consistency the remainder of this user manual refers only to drives All references to drives also apply to amplifiers You can use the UMI 7774 72 with a wide variety of drives designed for many types of motors or actuators and power ranges This flexibility allows you to use the UMI 7774 72 in systems where you must use a third party drive To work correctly with the UMI 7774 72 drives must have industry standard interfaces For stepper systems the industry standard command signals are step and direction or clockwise CW and counter clockwise CCW pulse inputs For servo systems the industry standard command signal is a 10 V analog input Features The UMI 7774 72 simplifies field wiring by supplying a separate feedback and control D SUB connector for each axis The UMI 7774 72 connects the motion input and output to the motion controller through a single interface cable You can connect the UMI 7774 72 digital inputs and outputs to the contr
10. for a general purpose digital output that is connected to an external device with a flyback diode Note If the load current exceeds the over current trip point minimum of 160 mA when V is 30 V 150 mA when Visois 24 V or 60 mA when Viso is 5 V the output shuts off National Instruments Corporation 33 NI UMI 7774 72 User Guide and Specifications Vcc Current Limiter H gt Z My i AM NM Current i Sense Digital Output vay Ai Ciso External Flyback UMI 7774 72 Diode for Inductive Loads Figure 29 Use of External Flyback Diode for Inductive Loads Servo Drive Modes National Instruments recommends that when you use the UMI 7774 72 with a servo motor drive you configure the drive to use use the torque current mode instead of velocity mode to simplify system setup and tuning When the drive is in torque mode the NI motion controller closes the position and velocity loops and the drive only closes the current loop When you use torque mode you can set all of the control gains with the National Instruments motion controller software Using torque mode on the drive also reduces noise and enables you to achieve high position repeatability in the motion system Refer to the documentation included with the drive system for more information about the drive Specifications The following specifications apply only to the UMI 7774 72 Con
11. offset male connectors on both ends Use this cable to connect the digital I O connector on the National Instruments motion controller to the digital I O connector on the UMI 7774 72 e 9 15 and 25 pin D SUB to flying lead cables part number 190911 04 19012 04 and 19013 04 Use these cables to connect the UMI 7774 72 D SUB connectors to third party drives and feedback devices Unpacking and Installing the UMI 7774 72 The following steps provide a high level overview for connecting the UMI 7774 72 with NI motion controllers drives and other I O Refer to Figure 1 for the UMI 7774 72 connector LED and switch locations 3 Note The UMI 7774 72 ships in an antistatic package to prevent electrostatic discharge from damaging device components 1 Remove the UMI 7774 72 from the package 2 Inspect the UMI 7774 72 for loose components or any other signs of damage Contact National Instruments if the device appears damaged in any way National Instruments Corporation 7 NI UMI 7774 72 User Guide and Specifications A Caution Do not touch exposed connector pins Doing so may cause damage to the device 3 Mount the UMI 7774 72 if necessary Refer to the Mounting the UMI 7774 72 section for mounting options 4 Connect the UMI 7774 72 to the NI 73xx motion controller by connecting one end of the SHC68 C68 S cable to the 68 pin motion I O connector on the motion controller and the other end to the 68 pin motion I O connector on the UM
12. such as encoders e Ensure that all cables connected to the UMI 7774 72 include a braided shield e Use hoods with internal metallic shielding for D SUB connectors e Ensure that all devices in the system including the UMI 7774 72 drives and motors are properly grounded e Ensure that all power supplies and motor drives in the system are powered down when connecting them to the UMI 7774 72 Mounting the UMI 7774 72 You can mount the UMI 7774 72 on a 35 mm DIN rail on a panel or in a standard 19 in rack The following sections include instructions for all three mounting methods Before using any of these mounting methods record the serial number from the back of the UMI 7774 72 You will be unable to read the serial number after you have mounted the UMI 7774 72 UN Caution When you mount the UMI 7774 72 and connect cables to it allow 51 76 mm 2 3 in of space between each side of the device and any other surface to ensure appropriate air circulation National Instruments Corporation 9 NI UMI 7774 72 User Guide and Specifications B Note The external dimensions for the UMI 7772 are the same as the dimensions for the UMI 7774 shown in Figure 4 and Figure 5 fuller wumev774 UNIVERSAL MOTION INTERFACE A GLOBALSTOP V aasi Y AXIS2 Y AXIS3 AXIS 4 N tae Oa PEA ane moe mck me 0o 00 0 oO O00 0 O O O O Oo O
13. than 30 V 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 input results in an OFF condition General Purpose Digital 1 0 3 The UMI 7774 72 routes 16 of the general purpose digital T O lines of the National Instruments motion controller to a single 25 pin D SUB connector All 16 digital I O signals are optically isolated on the UMI 7774 72 These signals are configurable as inputs and or outputs on the National Instruments motion controller Use MAX or the NI Motion driver software to configure the bits on port 1 as inputs and the bits on port 2 as outputs To access the 16 eight inputs and eight outputs digital I O signals on the National Instruments motion controller connect one end of an additional SHC68 C68 S cable to the 68 pin digital I O connector on the motion controller and the other end to the 68 pin digital I O connector on the UMI 7774 72 Note To access all of the 32 digital I O signals on the motion controller you can connect the digital T O connector on the motion controller to other National Instruments accessories For example you can connect the digital I O on the National Instruments motion controller to an SSR cable adapter and then connect that adapter to the National Instruments SSR Series backplanes for use with other National Instruments devices such as DAQ devices In this case you do not typically conne
14. 06 95 EC Low Voltage Directive safety e 2004 108 EC Electromagnetic Compatibility Directive EMC National Instruments Corporation 37 NI UMI 7774 72 User Guide and Specifications Online Product Certification To obtain product certifications and the Declaration of Conformity DoC for this product visit ni 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 an environmentally responsible manner NI recognizes that eliminating certain hazardous substances from our products is beneficial to the environment and to NI customers For additional environmental information refer to the NJ and the Environment Web page at ni com environment This page contains the environmental regulations and directives with which NI complies as well as other environmental information not included in this document Waste Electrical and Electronic Equipment WEEE K EU Customers At the end of the product life cycle all products must be sent to a WEEE recycling ama center For more information about WEEE recycling centers National Instruments WEEE initiatives and compliance with WEEE Directive 2002 96 EC on Waste and Electronic Equipment visit ni com environment weee ETAR mish SED ChE ROHS OD PARA National Instruments 44 F E b TAE R m t EME EEA Fy RE ROHS KF National Instruments t El ROHS AAA W
15. 500 Hz at 0 002 g Hz 5 g RMS 10 500 Hz at 0 01 g7 Hz Operating vibration sinusoidal IEC 60068 2 6 Panel MOUMNE wiscsscsveieusessessests sssiesvecaaseacedsasseesai 5 g 10 500 Hz Physical Characteristics Wel ght is ia ELENE AAA TAAS 2 5 lbs Dimensions Length cai dectacessstetteaa a saitsvetitcsaecsadd aaaesis 259 08 cm 10 200 in Widera nnna niana 126 93 cm 5 00 in Depthiandasi a A 22 01 cm 0 867 in Safety This product meets the requirements of the following standards of safety for electrical equipment for measurement control and laboratory use e e IEC 61010 1 EN 61010 1 e e UL61010 1 CSA 61010 1 ay Note For UL 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 for electrical equipment for measurement control and laboratory use e EN 61326 1 IEC 61326 1 Class A emissions Basic immunity EN 55011 CISPR 11 Group 1 Class A emissions e AS NZS CISPR 11 Group 1 Class A emissions e FCC 47 CFR Part 15B Class A emissions e ICES 001 Class A emissions UN Caution When operating this product use shielded cables and accessories 3 Note For EMC declarations and certifications refer to the Online Product Certification section CE Compliance C This product meets the essential requirements of applicable European Directives as follows e 20
16. I 7774 72 Refer to Figure 2 for a connection diagram 1 NI 73xx Series Motion Controller 4 UMI 7774 72 Digital I O Connector 2 NI 73xx Motion I O Connector 5 SHC68 C68 S Cable 3 UMI 7774 72 Motion I O Connector 6 NI 73xx Digital I O Connector Figure 2 UMI 7774 72 Connected to an NI 73xx Series Motion Controller 5 Connect a 24 VDC power supply to the UMI 7774 72 V and C terminals Refer to Power Status Indicators for more information 6 Optional Connect a separate 5 to 30 VDC power supply to the Viso and Ciso terminals to use the isolation feature of the UMI 7774 72 Refer to Power Status Indicators for more information 3 Note If you do not connect a separate power supply to the V and Ciso terminals you must connect the V and Viso terminal together and connect the C and Ciso terminal together 7 Connect the UMI 7774 72 to a stepper or servo drive Refer to the Connector Descriptions section for detailed information about the connectors including voltage considerations and wiring diagrams ay Note NI offers direct connect cables to connect the AKD analog servo drives or the P7000 series stepper drives to the UMI 7774 72 Go to ni com motion for all available products 8 Connect any additional I O to the UMI 7774 72 including limits DIO trigger inputs and breakpoint outputs Refer to the Connector Descriptions section for detailed information about the connectors including vo
17. K ni com environment rohs_china For information about China ROHS compliance go to ni com environment rohs_china NI UMI 7774 72 User Guide and Specifications 38 ni com UMI 7774 72 Pinouts The Figure 30 shows the pin assignments for all UMI 7774 72 connectors Refer to Figure 1 for the UMI 7774 72 connector locations Shutdown Inhibit All Ciso Ciso NC Ciso NC a Viso OUT ee If you are not using the isolation feature you must connect V to Viso and C to Ciso Refer to the User Guide for more information Global Stop Connector Analog Input 1 Analog Input 2 Analog Input 3 Power Connector Analog Input 4 Analog Reference OUT Analog Input Ground Analog Input Ground Analog Input Ground Analog Input Ground Analog Input Connector p 2 Digital Input 0 B Digital Input 2 2 Hs Digital Input T Digital Input 4 3 Igra npu Breakpoint 1 1 n Digital Input 6 4 16 Digital Input 5 Breakpoint 3 2 9 Breakpoint 2 g Vi olin 5 17 Digital Input 7 10 Breakpoint 4 so 18 Ciso 5V OUT 3 TI naaca Viso OUT 6 Tol Ici Digital Ground 4 H5 oe roun NC 7 56 Cio Ci 5 Digital Output 0 8 ai aa 13 Trigger 2 Digital Output 2 921 Digital Output 1 tigger 1
18. Power Status Indicators When you finish making the required power connections to the V C Visos and Ciso terminals power on the 24 VDC power supply The V LED illuminates If the 24 VDC power supply has also been connected to the Viso and Ciso terminals the Viso LED illuminates If you are using a separate power supply to provide isolation power on the separate 5 to 30 V power supply and the V LED indicator illuminates Refer to Figure 1 for an illustration of the V and Viso LEDs Control Connector for Each Axis Each axis connected to the UMI 7774 72 has a 15 pin D SUB control connector to which you wire drive command and drive enable signals Figure 14 shows the pin locations of the control connector for each axis Table 2 shows the corresponding signals for each pin C AXIS 1 O DISABLED O O O 0 LOW HIGH f FAULT ENABLE FAULT FWD HOME REV ome y ji LIMIT LED 1 0 Oo 9 2 is 2 Oo 10 A o2 15 3 Oo A 4 o 18 4 Oo 12 5 of 17 5 Oo 13 o2 18 6 Oo i 7 ol 1 Oo 15 8 of 20 8 O A of 21 100 CONTROL of 23 12 o2 A 13 of 25 Ne FEEDBACK J Figure 14 UMI 7774 72 Per Axis Control and Feedback Connectors LED Status Indicators and Polarity Switches Axis 1 Shown as Example Table 2 Per Axis Control Connector Pin Assignment Pin Signal Optically Isolated
19. VDC Ciso Isolated common If you do not connect a separate power supply to the Viso and Ciso terminals you must connect the V and Viso terminal together and connect the C and Ciso terminal together 3 Note When the drive enable output and digital output signals are in an ON state they provide the power connected on Viso and Ciso Use a power supply with a voltage that is compatible with the inputs that the drive enable and digital outputs are connected to Viso and Ciso do not provide safety isolation Connecting Power To the UMI 7774 72 The UMI 7774 72 includes a 4 position power connector that provides voltage and common for the main power supply as well as voltage and common for the isolated output circuitry POWER GLOBAL STOP o keJ Figure 13 UMI 7774 72 Power Input Complete the following steps to wire power to the UMI 7774 72 1 Connect the positive lead of the 24 VDC power supply to the V terminal and the negative lead to the C terminal on the UMI 7774 72 If you are using a separate power supply for optical isolation 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 72 If you are not using the isolation feature on the UMI 7774 72 you must connect the V and Viso terminal together and connect the C and Ciso terminal together NI UMI 7774 72 User Guide and Specifications National Instruments Corporation
20. and associated documentation Refer to Getting Started with NI Motion for NI 73xx Motion Controllers for detailed installation instructions Q One of the following National Instruments SHC68 C68 S cables for connecting a motion controller to the UMI 7774 72 2m part number 186380 02 0 5 m part number 186380 0R5 Q Custom cable for connecting the UMI 7774 72 to a third party drive Refer to the Noise Considerations section for cable creation requirements Q One of the following drives and documentation AKD analog servo drive 3A NI part number 781520 01 AKD analog servo drive 6A NI part number 781522 01 P70530 DC stepper drive NI part number 780097 01 P70360 AC stepper drive NI part number 780098 01 Third party drive Q Servo or stepper motor appropriate for the selected drive 3 Note NI offers brushless servo motors and feedback for direct connectivity to the AKD analog servo drives and stepper motors for direct connectivity to the P7000 series stepper drives Go to ni com motion for all available products Optional Equipment National Instruments offers a variety of products for use with the UMI 7774 72 including the following e Mounting accessories Refer to the Mounting the UMI 7774 72 section for information about specific equipment for each available mounting package e Separate 24 VDC power supply for isolated I O e Additional SHC68 C68 S cable 0 5 m or 2 m with 68 pin VHDCI
21. ct anything to the UMI 7774 72 digital I O connector The 8 bits from the first port on the motion controller Port 1 bits 0 7 become sinking inputs on the UMI 7774 72 and the 8 bits from the second port of the motion controller Port 2 bits 0 7 become sourcing outputs on the UMI 7774 72 Refer to Figure 26 for the pin locations of the Digital I O NI UMI 7774 72 User Guide and Specifications 30 ni com connector and to Table 9 for the corresponding signals for each pin Refer to Figures 24 through 29 for information on how to wire the digital inputs and outputs on the UMI 7774 72 Table 9 Digital 1 0 Connector Pin Assignment Pin Signal Optically Isolated 1 Digital Input 0 Yes 2 Digital Input 2 Yes 3 Digital Input 4 Yes 4 Digital Input 6 Yes a Viso Output Yes 6 Viso Output Yes 7 NC No 8 Digital Output 0 Yes 9 Digital Output 2 Yes 10 Digital Output 4 Yes 11 Digital Output 6 Yes 12 Viso Output Yes 13 Viso Output Yes 14 Digital Input 1 Yes 15 Digital Input 3 Yes 16 Digital Input 5 Yes 17 Digital Input 7 Yes 18 Cis Yes 19 Gis Yes 20 Ci Yes 21 Digital Output 1 Yes 22 Digital Output 3 Yes 23 Digital Output 5 Yes 24 Digital Output 7 Yes 25 Cis Yes You can wire a Digital Input to a sourcing output device such as a PNP sensor as shown in Figure 24 or to a high side switch as shown in Figure 28 You can use the isolated power
22. d LED indicators on the UMI 7774 72 Refer to Figure 1 for the UMI 7774 72 connector LED and switch locations Power Input Terminal Block The UMI 7774 72 requires a 24 VDC power supply to operate The UMI 7774 72 has a 4 position terminal block for wiring 24 VDC power and 5 to 30 VDC isolated power to the UMI 7774 72 The isolated power is used in the optical isolation output circuitry for the drive enable outputs and digital output signals Optical isolation is a method for transmitting a signal from its source to a measurement device without a physical connection by using an optical coupling technique Optical isolation can help break ground loops in the system and reduce the effects of noise and voltage transients NI UMI 7774 72 User Guide and Specifications 14 ni com Caution Do not connect the UMI 7774 72 isolated power to a source greater than 30 V Doing so A may cause damage to UMI 7774 72 components Viso and Ciso are redistributed to other connectors on the UMI 7774 72 as an output power source for external devices Refer to Figure 1 to locate the power input terminal block on the UMI 7774 72 Figure 13 shows the 4 position power connector Table 1 shows the power connector terminal block pinout Table 1 includes descriptions of each of the terminals on the UMI 7774 72 power connector Table 1 Power Connector Terminals Terminal Description Main power 24 V 10 C Common Viso Isolated power 5 to 30
23. d Specifications 12 ni com 11 000 in 1 279 4 mm 1 NATIONAL INSTRUMENTS NI UMI 7774 UNIVERSAL MOTION INTERFACE AXIS 4 178 mm 6 in 152 mm NATIONAL INSTRUMENTS Figure 11 UMI 7774 72 Front View with Vertical Panel Mount Dimensions UN Caution Disconnect power before removing the UMI 7774 72 from the panel National Instruments Corporation NI UMI 7774 72 User Guide and Specifications Mounting the UMI 7774 72 in a Standard 19 in Rack To mount the UMI 7774 72 in an EJA standard 19 in rack you must use the rack mount kit part number 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 72 using the captive screws on the bracket Figure 12 Fastening the Rack Mount Accessory to the UMI 7774 72 2 Bolt the rack mount accessory to a standard 19 in rack UN Caution Disconnect power before removing the UMI 7774 72 from the rack Connector Descriptions This section describes how to wire National Instruments motion controllers third party drives sensors and field I O to the UMI 7774 72 This section also describes the polarity active state settings an
24. d party devices e 5 to 30 V limits and home switch sensor compatibility e Global Stop inputs for global shutdown of all axes e Optical isolation on inhibit signals Global Stop inputs triggers limits home and digital I O This 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 e Global and per axis status LEDs e Access to eight digital inputs and eight digital outputs Panel DIN rail or rack mountable National Instruments Corporation 3 NI UMI 7774 72 User Guide and Specifications Safety Information UN Caution The following paragraphs contain important safety information you must follow when installing and operating the UMI 7774 72 and all devices connecting to the UMI 7774 72 Do not operate the device in a manner not specified in the documentation Misuse of the device can result in a hazard You can compromise the safety protection built into the device If the device is damaged in any way return the device to National Instruments for repair Keep away from live circuits Do not remove equipment covers or shields unless you are trained to do so If signal wires are connected to the device hazardous voltages can exist even 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
25. ds to active low and the up position of the switch corresponds to active high Note Configuring the limit and home status LEDs on the UMI 7774 72 does not configure the limit and home inputs themselves as active high or active low You must configure the limit and home inputs separately on the NI 73xx motion controller using MAX or the NI Motion driver software The yellow status LEDs for the limits and home inputs illuminate when the inputs are active POWER 8 7 6 5 4 3 2 1 ooo0oo0o0o000 O0O00000 15 14 13 12 11 10 9 TRIGGER BREAKPOINT 1312 11 10 9 8 7 6 5 4 3 2 GLOBAL STOP N O O O O v Viso INHIBIT ALL INTERLOCK 5 43 24 Vv O 24 VDC 10 OO0O000 00 0 O j O 9876 Viso O GLOBAL STOP 5 30 VDC Ciso O 5 4 3 2 1 0 00090 POWER 30 VDC MAX 0000 9876 ANALOG INPUT 1 C AE AA NO S ooogoooooooooo 25 24 23 22 21 20 19 18 17 16 15 14 DIGITAL I O A Figure 26 UMI 7774 72 Pin Locations for Global Stop Analog Input Trigger Breakpoint National Instruments Corporation and Digital 1 0 Connectors 27 NI UMI 7774 72 User Guide and Specifications Global Stop 3 The UMI 7774 72 has a single 9 pin D SUB connector for global stop wiring This connector includes the Inhibit All input and the Shutdown input signals Both signals are optically isolated sinking inputs Refer to Figure 26 for the pin locations of the Global Stop connector and to Table 6 fo
26. dveetiavevtantien coat A EE E ET 28 Shutdown 28 Analog Input iseasi iristea save ovessaxtesseoiusinisesi caves caves oasenbasdiedenn th senate A SEAE EEEa 28 Trigger Br ak point siiis sevesetdecdacasedayasesidsvcanasaueu dove stiaasvesenysvsgseessnisubeveteannderies 29 TUG BED ioe e cas sesyadenvaateanstvais A 29 Break pot arera Sas sterile tent deat aie A Ga heii EAE NE aia ares iees 29 General Purpose Digital WO inian ari A ai 30 Connecting Switches to UMI 7774 72 Sinking Inputs sesessssessessessrsrererersrsrsrerersrrserses 33 Connecting Inductive Loads to the UMI 7774 72 ceeccccccesesecseceeseeseeseeeeeeseeteeteeseeseesseneeeess 33 Qy NATIONAL p INSTRUMENTS Servo DAVES Modes eroen E E EA EERE NNE eeik 34 Speci HGatiONS sceta asnon Ee ASEE EEE EEEIEE E E AIEEE EELE EEEN OTENE E ALEAN E 34 Encoder Witeria Ce serans ee A E E E A A ES 35 Limit and Home Switch Inhibit Inhibit All Shutdown and General Purpose Digital Inputs 35 Trie Ser Inputs sa e a E a analara A e Aa ESNAERA 35 Axi Enable Outputs sess sccssssassssscuscsssvacssasasesdoavsizavesvensos exsenssesalasivssovacevouse ves davies ae aa nT ieiet 35 General Purpose Digital Outputs ss ccsccssessessisscsscesdescsseiseisiessacdsssssesdletaeabeastasasssaisvesoeevicsetesenatastes 36 Step Direction Breakpoint Outputs se ecseeeseseessesseessecnceresseesecenenssateccerseeeeenseseassesersneecenees 36 Analog INPUtsiccscsscssscsscsacsassscsacssesscass
27. e consistent directional polarity between the motor and encoder for correct operation The National Instruments motion control standard directional polarity is as follows e Positive forward clockwise CW facing motor shaft e Negative reverse counterclockwise CCW facing motor shaft UN Caution Use a shielded cable to prevent noise from corrupting the encoder signals Noise on the encoder lines can result in lost counts reduced accuracy and other erroneous encoder and motion controller operations When connecting the encoder signals to the UMI 7774 72 use shielded wire of at least 24 AWG National Instruments recommends you use cables with twisted pairs and an overall shield for improved noise immunity and signal integrity Figure 23 shows twisted pairs in a shielded cable Drain Shield x aan Encoder A Encoder A r Encoder B Encoder Index Ca Digital Ground Figure 23 Shielded Twisted Pairs 3 Note Some drives have pass through signaling on encoders If the drive has the pass through feature ensure that the drive does not filter the encoder signals because this could reduce achievable closed loop performance and stability for the system If the drive does not have pass through signaling for encoders or if you choose not to use the pass through signaling you can connect the UMI 7774 72 to the encoders directly Limit and Home Inputs The UMI 7774 72 has connections available for forward limit rever
28. ee USER GUIDE AND SPECIFICATIONS NI UMI 7774 7772 This document provides information about the National Instruments Universal Motion Interface UMI 7774 7772 functionality and includes instructions for getting started specifications connection requirements and safety information Contents MME CCT OI csc sag 5 cewchscss ct bales E E E E E EE auiusnsateceqouasaes 2 Features aid Safety Information cee eee eeseeeeeereeeees 4 Electromagnetic Compatibility Information wd R lated Documentationive sccsssesecstcssailedecisidessasdeaseysvoeaesasets steasesdvivl cnet fetus vassditesdeavsssaves dee teedatenseors 6 Tristall ation seisonnan meini aier ineei eane aE EEE Anaea a Aa AEE AANE R Ee te TE REAS a SEANA 6 Required Material Ssss zezina asea E EEES ETATE EELEE OASES EErEE ias 6 Optional Equipment eee renee sad Unpacking and Installing the UMI 7774 72 cccccees cece ceeceeeeeceeceeceeseeeceessusssseeseeseeeeseeegs 7 NOISE Considerations asesinan oda seven a seneut Claesncdatansahsegspsteassaseanodebaneanedionses teases 9 Mounting the UMIE 1774772 e iienaa eane EEE senses ENAA ETAN ESEE EE EE E a 9 Mounting the UMI 7774 72 on a DIN Rall oo cece cee ceeeeeceseeeeeeeeeessecseesueasesesesseesaeegs 10 Mounting the UMI 7774 72 on a Panel cece cece cece nainn ne raea E A a aaia 11 Mounting the UMI 7774 72 in a Standard 19 in Rack oo eeeeeeee eee eesecseeeeeseseeseeeeeeees 14 Connector Descriptions ss i
29. ent limited Maximum pulse rate occ eeeeseeeeeeseteteeeeees 100 KHz Minimum pulse detected eee eeeeeseereteeees 10 us Reverse polarity protection cece Yes 30 V Trigger Inputs EAE E EEEE Optically isolated current sinking 0 to 30 V Input ON voltage eee cece rece 3 5 to 30 V Shion des E alas 0to2V OEE E EAEE vases Uneewie vee er ees bev 14 mA maximum current limited 3 mA minimum current limited Maximum pulse rate ceceesceeseeeeeeeeeeeeeeeeeeeeaee 1 MHz Minimum pulse detected eeeseseesceseeteeeeeeees 1 us Reverse polarity protection 0 ccc eeseeeeeeees Yes 30 V Axis Enable Outputs eae a e eaa E e ETS Optically isolated current sourcing Output voltage range sesesssseseesssseseissrereeseserseses 5 to 30 V Output current DOV iaee e a a a dtebld ts 60 mA maximum P D E E A oueotte es ushsouss 150 mA maximum 30V oaa Wu a a a t 160 mA maximum Maximum pulse rate oe eeeeseseeeereeeeeeeeeees 10 kHz Minimum pulse generated 00 0 eeeeteeereeees 100 us National Instruments Corporation 35 NI UMI 7774 72 User Guide and Specifications Maximum on state voltage drop eee 1 2 V at 100 mA Reverse polarity protection 0 00 ceeeeeeneeeeees Yes 30 V Short circuit and overload protection Yes General Purpose Digital Outputs WY Pe ia aE R ATR Optically isolated current sourcing Output voltage range eseeeeeeseeeeseeereersrsrersesrseseee 5 to 30 V Output current Vii EE EEA 60
30. ents performed on circuits not directly connected to the electrical distribution system referred to as MAINS voltage This category is for measurements of voltages from specially protected secondary circuits Such voltage measurements include signal levels special equipment limited energy parts of equipment circuits powered by regulated low voltage sources and electronics e Installation Category II is for measurements performed on circuits directly connected to the electrical distribution system This category refers to local level electrical distribution such as that provided by a standard wall outlet for example 115 AC voltage for U S or 230 AC voltage for Europe Examples of Installation Category II are measurements performed on household appliances portable tools and similar modules e Installation Category III is for measurements performed in the building installation at the distribution level This category refers to measurements on hard wired equipment such as equipment in fixed installations distribution boards and circuit breakers Other examples are wiring including cables bus bars junction boxes switches socket outlets in the fixed installation and stationary motors with permanent connections to fixed installations Installation Category IV is for measurements performed at the primary electrical supply installation lt 1 000 V Examples include electricity meters and measurements on primary overcurrent protection devic
31. es and on ripple control units Electromagnetic Compatibility Information This hardware has been tested and found to comply with the applicable regulatory requirements and limits for electromagnetic compatibility EMC as indicated in the hardware s Declaration of Conformity DoC These requirements and limits are designed to provide reasonable protection against harmful interference when the hardware is operated in the intended electromagnetic environment In special cases for example when either highly sensitive or noisy hardware is being used in close proximity additional mitigation measures may have to be employed to minimize the potential for electromagnetic interference While this hardware is compliant with the applicable regulatory EMC requirements there is no guarantee that interference will not occur in a particular installation To minimize the potential for the hardware to cause interference to radio and television reception or to experience unacceptable performance degradation install and use this hardware in strict accordance with the instructions in the hardware documentation and the DoC If this hardware does cause interference with licensed radio communications services or other nearby electronics which can be determined by turning the hardware off and on you are encouraged to try to correct the interference by one or more of the following measures e Reorient the antenna of the receiver the device suffering inter
32. ference e Relocate the transmitter the device generating interference with respect to the receiver e Plug the transmitter into a different outlet so that the transmitter and the receiver are on different branch circuits 1 MAINS is defined as a hazardous live electrical supply system that powers equipment Suitably rated measuring circuits may be connected to the MAINS for measuring purposes 2 The Declaration of Conformity DoC contains important EMC compliance information and instructions for the user or installer To obtain the DoC for this product visit ni com certification search by model number or product line and click the appropriate link in the Certification column National Instruments Corporation 5 NI UMI 7774 72 User Guide and Specifications Some hardware may require the use of a metal shielded enclosure windowless version to meet the EMC requirements for special EMC environments such as for marine use or in heavy industrial areas Refer to the hardware s user documentation and the DoC for product installation requirements When the hardware is connected to a test object or to test leads the system may become more sensitive to disturbances or may cause interference in the local electromagnetic environment Operation of this hardware in a residential area is likely to cause harmful interference Users are required to correct the interference at their own expense or cease operation of the hardware Changes or
33. g until the clip locks in place on the DIN rail ye 1 DIN Rail Clip 2 DIN Rail Clip Spring 3 DIN Rail Figure 7 One Edge of DIN Rail Inserted in Clip UN Caution Disconnect power before removing the UMI 7774 72 from the DIN rail Mounting the UMI 7774 72 on a Panel You must use a panel mount kit to mount the UMI 7774 72 on a panel You can order the appropriate kit part number 778709 01 or 778711 01 from National Instruments Complete the following steps to install the panel mount kit UN Caution Do not use screws longer than 0 25 in to fasten the panel mount accessory brackets to the UMI 7774 72 National Instruments Corporation 11 NI UMI 7774 72 User Guide and Specifications 1 Fasten the two brackets of the panel mount kit to the back of the UMI 7774 72 using a number 2 Phillips screwdriver and the 8 32 x 25 in countersink screws shipped with the panel mount kit These screws have a nylon coating to prevent them from loosening Refer to Figures 8 9 10 and 11 for illustrations of mounting the UMI 7774 72 on a panel Figure 9 Fastening the Vertical Panel Mount Brackets to the UMI 7774 72 2 Attach the panel mount accessory to a panel using 8 32 or M4 screws 3 Note The external dimensions for the UMI 7772 are the same as the dimensions for the UMI 7774 shown in Figure 10 and Figure 11 NI UMI 7774 72 User Guide an
34. is iesecstenssiaussescvcusssscesatasedsisedstevonnestoaseneds sy ESATE A EEEE NEES an aai eiei aeos 14 Power Input Terminal Block cssicssscssiscsnsesstsctsteus irae e aerae tiaa kE EEEE Gavsavtauteibersvete eden tennes 14 Connecting Power To the UMI 7774 72 ssssssisssisisrissisniuusiseserinisertsiseissiesiniseiosiaesesinrserivede n 15 Power Status Indicators essisisssad scisssscscrssesstuachocyersecioeadessxasedsysvssnsiausuyees seaatsvees toseis sucess caesdiaastssenies 16 Control Connector for Each Axds sssusa ssatina reiii 16 Analog OQUUPUL scisciscsscdssescdscsiassasiassasessssvessosesssoseodsossossess ava sstsncnasssvaassestvacescsecssssndessesasos acees 17 Step GW and Dit COW ctestscisscssieesesecosetbeads ie shaasicaveiacas E E ORN 17 Voltage Considerations for the UMI 7774 72 cccececessessesesseseseeseseseeeeeseeessessenesseeesaeeens 17 AUG Ae ennaa e a a A a a a sees vancae discus tysleveeusvenntereasastas 18 Enable Outputs cisccccsscitscsdvacsasiey ies savecsies oss stactesda vad EA ARA EE ARA ANNEE EN ETE 20 Feedback Connector for Each Axis 22 Encodereseasescaune 24 Limit and Home Inputs 25 Limit and Home Status Indicators 00 eee eeeseeeeeeseseeseeeesceecsecaeseeseeecseeessesseesaeeeeneeaes 27 Global Stop si sssssstscsssssscsssstssssssssssassaassscsasensssssssssssssevssssoasossosessdenssndesvaseeoaayesossvevosssvessepvaestestevaestees 28 Tina bit AU sic stsdsdeasosasenstocaveossvetuvde
35. ler to verify that the motion controller is powered on and properly connected to the UMI 7774 72 NI UMI 7774 72 User Guide and Specifications 20 ni com You can configure the axis Enable output signal as active low or active high using the ENABLE switch Refer to Figure 14 for the location of this switch The down position for the switch corresponds to active low and the up position for the switch corresponds to active high Table 3 shows the enable output pin voltage at different ENABLE switch settings Table 3 Enable Output Voltage and Switch Settings ENABLE Switch Setting Enable Signal State on UMI Enable Output Voltage Level Activated Active Low Viso Active High Open Deactivated Active Low Open Active High Viso 3 Note You must configure the NI 73xx motion controller Inhibit Out signals as active low for proper operation of the inhibit logic on the UMI 7774 72 This is the default setting for these signals Figure 19 shows a simplifed connection diagram for the Enable Fault and Global Stop signals Controller UMI 7774 72 Axis 1 Axis f Inhibit m 2 i Enable gt 4 l Drive 1 2 Fault c 1 fo 1 Host Bus O ei ea Interlock Q i Axis 2 S Enable gt 5 i Drive 2 Shutdown _ Fault e e E A eee A ed Global Stops Shutdown User Supplied _ Inhibit_All Figure 19 Fault Enable and Global Stop Wi
36. ls Phase A i Phase A 120 Q i Phase A i Phase B i Phase B l 120 Q 3 gt Phase B i 5 Index l Index 1 120 Q a i Index i L i hg i UMI 777472 Figure 21 UMI 7774 72 Encoder Input Interface Circuit ik Note The UMI 7774 72 does not support single ended encoders The differential encoder signals are converted to single ended signals by a differential to single ended converter on the UMI 7774 72 and are then passed through to the NI 73xx motion controller You can accommodate encoders with various phase relationships by swapping the signal connections and or connecting them to the inverting inputs as required by the application A 5 V output generated by the UMI 7774 72 internal power supply is also available on the connector for powering encoders This output provides 1 A maximum output current shared between Control connector pin 3 Feedback connector pins 4 and 8 and Trigger Breakpoint connector pin 3 Figure 22 shows the default encoder phasing for NI 73xx motion controllers Use Measurement amp Automation Explorer MAX or the NI Motion driver software to configure the motion controller encoder input signals Phase B Index Phase A Figure 22 Encoder Signal Phasing CW Forward Direction NI UMI 7774 72 User Guide and Specifications 24 ni com Closed loop servo applications requir
37. ltage considerations and wiring diagrams 9 Test the signal connections starting with the limit and home switches then the encoders and finally the inhibit and command connections NI UMI 7774 72 User Guide and Specifications 8 ni com Figure 3 shows a simplified connection diagram Optional 5 30 V Power Supply for Isolation Per Axis UMI to Cable Drive Connections Additional I O Such As Limits DIO Trigger Inputs Breakpoint Outputs 24 V Power Supply NI 73xx Motion Controller NI PS 15 Shown Figure 3 UMI 7774 72 Connection Diagram Note Refer to the Getting Started with NI 7340 7350 Motion Controllers and AKD Servo Drives or the Getting Started with NI 7330 7340 7350 Motion Controllers and P7000 Series Stepper Drives for connection diagrams specific to those devices Noise Considerations Before connecting the UMI 7774 72 verify that all system components are grounded correctly and that all wiring is properly shielded Do not connect high voltage wires and low level signals to the same channel The following list includes additional noise considerations UN Caution Failure to follow these precautions may result in system instability and may cause permanent damage to system components e Keep high voltage lines such as AC power cables and motor drive cables away from low level signals such as encoders and limits e Use twisted pair cable for differential signals
38. mA maximum DAN ian idear e ote 150 mA maximum SOV a a E ERN ENE N 160 mA maximum Maximum pulse rate s sssssseeesesseeerersrsererrerersseee 10 KHz Minimum pulse generated 2 0 0 eeeeteeeeeee 100 us Maximum on state voltage drop 0 0 eee 1 2 V at 100 mA Reverse polarity protection 00 0 eeeeeeeeeeees Yes 30 V Short circuit and overload protection Yes Step Direction Breakpoint Outputs Compatibility aai nahin ahead Signal pass through Analog Inputs Compatibility siraan eetes est dace bat d Signal pass through Analog Outputs Compatibility 22sec sscdesvissei ve aieeicsrnaneneess Signal pass through Host Bus Voltage Interlock Voltage n aiheen ena ata AE ae does 4 2 VDC Power Characteristics Input voltage range e seeessssessesssessssissrersissessenes 24 V 10 0 20 Amps Vio POWEL SOUL Er a a rai AAS 5 to 30 VDC 1 75 Amps Environmental Conditions Operating temperature s sssesesseeseseiseeereierersesesee 0 to 55 C Storage temperature s ssseesisesessessssesserseseseseeee 30 to 80 C Humidity 2 238 n t a toon aid 10 to 90 RH noncondensing Pollution Degree IEC 60664 n se 2 Maximum altitude ccccccccsccessceessecesseeesseeeees 2 000 m Indoor use only NI UMI 7774 72 User Guide and Specifications 36 ni com Shock and Vibration Operating shock IEC 60068 2 27 Panel MO iat sessen 30 g 11 ms half sine 3 shocks Operating vibration random IEC 60068 2 34 dil E E E 1 g RMS 10
39. modifications not expressly approved by National Instruments could void the user s right to operate the hardware under the local regulatory rules Related Documentation The following documents contain information that you might find helpful as you read this manual All referenced documents ship with the product and are available at ni com manuals Getting Started with NI Motion for NI 73xx Motion Controllers Provides installation instructions and general information about the NI Motion product e Getting Started with NI 7340 7350 Motion Controllers and AKD Servo Drives Explains how to install and configure the AKD servo drives for use with the NI 7340 and NI 7350 motion controllers Getting Started with NI 7330 7340 7350 Motion Controllers and P7000 Series Stepper Drives Explains how to install and configure the P7000 series steper drives for use with NI 7330 7340 and NI 7350 motion controllers e NI Motion LabVIEW Help Contains LabVIEW VI reference files and provides details about each VI including VI descriptions lists of control and input terminals usage illustrations and error codes e NI Motion Function Help Contains function reference files for C and Visual Basic and provides details about each function including a description of the function a list of the function parameters illustrations and error codes e Measurement amp Automation Explorer Help for Motion Provides information about using MAX to co
40. nfigure the NI 73xx motion controller as well as some advanced conceptual information about topics such as Bode analysis and control loop parameters e NI 73xx motion controller user manuals Describes the electrical and mechanical aspects of the NI 73xx motion controller and contains information about installing and operating the device Drive documentation Installation This section describes the required and optional items for getting started with the UMI 7774 72 This section also explains how to unpack configure and install the UMI 7774 72 Required Materials The following items are necessary for installing and getting started with the UMI 7774 72 Q UMI 7774 or UMI 7772 Q 24 10 VDC power supply 10 W minimum 1 The Declaration of Conformity DoC contains important EMC compliance information and instructions for the user or installer To obtain the DoC for this product visit ni com certification search by model number or product line and click the appropriate link in the Certification column NI UMI 7774 72 User Guide and Specifications 6 ni com Q Optional 5 to 30 V isolated power supply 10 to 60 W minimum depending on I O requirements 3 Note The same power supply may be used for both the main 24 V power supply and I O However if you use the same power supply for both connections there will be no isolation between the I O and the main power Q National Instruments 73xx series motion controller
41. nsors Figure 14 shows the pin locations of the feedback connector for each axis Table 5 shows the corresponding signals for each pin Table 5 Per Axis Feedback Connector Pin Assignment Pin Signal Optically Isolated 1 Encoder Phase A No 2 Encoder Phase B No NI UMI 7774 72 User Guide and Specifications 22 ni com Table 5 Per Axis Feedback Connector Pin Assignment Continued Pin Signal Optically Isolated 3 Encoder Index No 4 5 V Output No 5 Reserved No 6 Reserved No 7 Reserved No 5 V Output No 9 NC No 10 Forward Limit Yes 11 Home Input Yes 12 Reverse Limit Yes 13 Viso Output Yes 14 Encoder Phase A No 15 Encoder Phase B No 16 Encoder Index No 17 Digital Ground No 18 Digital Ground No 19 Digital Ground No 20 Digital Ground No 21 NC No 22 Ciso Yes 23 Ciso Yes 24 Cio Yes 25 Ciso Yes Provides 1 A maximum output current shared between Control connector pin 3 Feedback connector pins 4 and 8 and Trigger Breakpoint connector pin 3 National Instruments Corporation 23 NI UMI 7774 72 User Guide and Specifications Encoder The UMI 7774 72 works only with encoders that have differential line or complementary driver outputs Refer to Figure 21 for an illustration of the encoder input interface circuit The UMI 7774 72 supports differential inputs for Phase A Phase B and Index signa
42. oller with a separate interface cable to provide access to up to eight digital inputs and NI UMI 7774 72 User Guide and Specifications 2 ni com eight digital outputs on the controller Also the UMI 7774 72 features a host bus monitor power interlock that automatically disables the drive if the host computer is shut down or the motion input output interface cable is disconnected Figure 1 shows the UMI 7774 NI UMI 7774 UNIVERSAL MOTION INTERFACE MOTION 1 0 Ly AXIS 2 AXIS 3 o o O O O O O O O O FAULT FWD HOME REV FAULT FWD HOME REV SE rear er f 1 FAULT MrT LED HOME REV pagt 1 MIT LED FAULT FWD OF peg r FAULT HOME REV 1 1 ENABLE ENABLE LMTLED ENABLE ENABLE LMTLED CONTROLLER TRIGGER BREAKPOINT o0o0o0000000000 yA Y ooooo0o000000 J S DIGITAL VO ee 1 Power Connection LEDs 6 Per Axis LED Status Indicators 11 UMI to 73xx Controller Digital 2 Power Connector 7 Per Axis Control Connector 1 0 Connector 3 Global Stop D SUB 8 Per Axis Feedback Connector 12 UMI to 73xx Controller Motion 4 Analog Input D SUB 9 Trigger Breakpoint Connector O Connector 5 Per Axis Polarity Switches 10 Digital I O Connector Figure 1 UMI 7774 72 Connector LED and Switch Locations The UMI 7774 72 includes the following features e D SUB connectivity which provides easy and durable connectivity to thir
43. on becomes conductive because of condensation e Pollution Degree 3 Conductive pollution or dry nonconductive pollution occurs Nonconductive pollution becomes conductive because of condensation Clean the device and accessories by brushing off light dust with a soft nonmetallic brush Remove other contaminants with a stiff nonmetallic brush The unit must be completely dry and free from contaminants before returning it to service You must insulate signal connections for the maximum voltage for which the device is rated Do not exceed the maximum ratings for the device Remove power from signal lines before connection to or disconnection from the device Operate this device only at or below the installation category marked on the hardware label Measurement circuits are subjected to working voltages and transient stresses such as overvoltage from the circuit they are connected to during the measurement or test Installation categories establish 1 Installation categories also referred to as measurement categories are defined in electrical safety standard IEC 61010 1 2 Working voltage is the highest rms value of an AC or DC voltage that can occur across any particular insulation NI UMI 7774 72 User Guide and Specifications 4 ni com standard impulse withstand voltage levels that commonly occur in electrical distribution systems The following is a description of installation categories e Installation Category I is for measurem
44. r the corresponding signals for each pin Refer to Figure 1 to locate the Global Stop connector on the UMI 7774 72 Note Figure 19 shows a simplified connection diagram for the Enable Fault and Global Stop inputs Inhibit All The Inhibit All signal acts as a global inhibit and when asserted deactivates the Enable outputs for all the axes on the UMI 7774 72 Shutdown The Shutdown signal is passed through to the motion controller and is typically used to disable the controller Table 6 Global Stop Connector Pin Assignment Pin Signal Optically Isolated 1 Shutdown Yes 2 Inhibit All Yes 3 NC No 4 NC No 5 Viso Output Yes 6 Ciso Yes 7 Ciso Yes 8 Ciso Yes 9 Ciso Yes Both the Shutdown and Inhibit All inputs are sinking inputs on the UMI 7774 72 and are optically isolated You can wire the Shutdown and Inhibit All inputs to a sourcing output device such as a PNP sensor as shown in Figure 24 or to a high side switch as shown in Figure 28 You can use the isolated power Viso and isolated common Ciso signals on the control connector to power the sensor To cause current to flow through the input the voltage applied to the Shutdown and Inhibit All inputs must be greater than 3 5 V and less than 30 V 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 input results in an OFF
45. removing covers or shields If the device is rated for use with hazardous voltages gt 30 Vims 42 4 Vpr or 60 Vac it may require a safety earth ground connection wire See the device specifications for maximum voltage ratings 3 Note Although some signal lines on the UMI 7774 72 have optical isolation to reduce noise effects and ground loops the UMI 7774 72 does not include safety isolation features Also there is no isolation between signals connectors or axes on the UMI 7774 72 unless otherwise noted Because of the danger of introducing additional hazards do not substitute parts or modify the device Use the device only with the chassis modules accessories and cables specified in the installation instructions All covers and filler panels must be installed while operating the device Do not operate the device in an explosive atmosphere or where flammable gases or fumes may be present If you must operate the device in such an environment the device must be in a suitably rated enclosure Operate the device only at or below Pollution Degree 2 Pollution consists of any foreign matter solid liquid or gas that may reduce dielectric strength or surface resistivity The following is a description of pollution degrees e Pollution Degree 1 No pollution or only dry nonconductive pollution occurs The pollution has no effect e Pollution Degree 2 Normally only nonconductive pollution occurs Occasionally nonconductive polluti
46. ring Diagram 3 Note If you are connecting the Enable output to inductive loads such as relays and solenoids special precautions may be necessary Refer to the Connecting Inductive Loads to the UMI 7774 72 section for more information National Instruments Corporation 21 NI UMI 7774 72 User Guide and Specifications The Enable output circuit provides a current source to an external device The maximum output current for the Enable output depends on the V voltage Refer to Table 4 for the maximum output current at different Viso voltages Table 4 Maximum Available Output Current Viso Maximum Output Current mA 30 V 160 mA 24 V 150 mA 5V 60 mA 3 Note Ifthe load current exceeds the over current trip point the output shuts off The output voltage is within 1 2 V of the voltage provided on the Viso power supply Refer to Figure 20 for an illustration of the Enable output interface circuit o Viso i Vcc Current Limiter gt IAAL i AA i Current lt r Sense i Z Digital Y Output aN Load o i Ciso UMI 777472 Figure 20 UMI 7774 72 Optically Isolated Digital Output Circuit and Connection to an External Device Feedback Connector for Each Axis Each axis connected to the UMI 7774 72 has a 25 pin D SUB feedback connector to which you can wire incremental encoders limits and home se
47. rovide the trigger signals All of the trigger inputs on the UMI 7774 72 are sinking inputs and are optically isolated You can wire the trigger input to a sourcing output device such as a PNP sensor as shown in Figure 24 or to a high side switch as shown in Figure 28 Breakpoint The breakpoint outputs are pass through signals on the UMI 7774 72 The breakpoint connector includes both a 5 V output and digital ground Table 8 Trigger Breakpoint Connector Pin Assignment Pin Signal Optically Isolated 1 Breakpoint 1 No 2 Breakpoint 3 No 3 5 V Output No 4 Digital Ground No 5 Ciso Yes National Instruments Corporation 29 NI UMI 7774 72 User Guide and Specifications Table 8 Trigger Breakpoint Connector Pin Assignment Continued Pin Signal Optically Isolated 6 Trigger 1 Yes 7 Trigger 3 Yes 8 Viso Output Yes 9 Breakpoint 2 No 10 Breakpoint 4 No 11 Digital Ground No 12 NC No 13 Trigger 2 Yes 14 Trigger 4 Yes 15 Cio Yes Provides 1 A maximum output current shared between Control connector pin 3 Feedback connector pins 4 and 8 and Trigger Breakpoint connector pin 3 Refer to the appropriate National Instruments motion controller documentation for information about trigger inputs and breakpoint outputs To cause current to flow through the input the voltage applied to the trigger inputs must be greater than 3 5 V and less
48. s product Product registration facilitates technical support and ensures that you receive important information updates from NI A Declaration of Conformity DoC is our claim of compliance with the Council of the European Communities using the manufacturer s declaration of conformity This system affords the user protection for electromagnetic compatibility EMC and product safety You can obtain the DoC for your product by visiting ni com certification If your product supports calibration you can obtain the calibration certificate for your product at ni com calibration National Instruments corporate headquarters is located at 11500 North Mopac Expressway Austin Texas 78759 3504 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 follow the calling instructions or dial 512 795 8248 For telephone support outside the United States visit the Worldwide Offices section of ni com niglobal to access the branch office Web sites which provide up to date contact information support phone numbers email addresses and current events LabVIEW National Instruments NI ni com the National Instruments corporate logo and the Eagle logo are trademarks of National Instruments Corporation Refer to the Trademark Information at ni com trademarks for other National Instruments trademarks Other product and compan
49. se 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 position within the range of travel The limits and home inputs are optically isolated sinking inputs on the UMI 7774 72 A sinking input is an input terminal that can sink current by providing a path to a supply common or ground You can wire this type of input to a sourcing output device A sourcing output device can source current by providing a path to a supply source PNP sensors are examples of sourcing output devices To cause current to flow through the input the voltage applied to the limit and home inputs must be greater than 3 5 V and less than 30 V 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 input results in an OFF condition National Instruments Corporation 25 NI UMI 7774 72 User Guide and Specifications The interface circuit is the same for the forward limits reverse limits and home inputs As shown in Figure 24 you can wire a sourcing output device such as a PNP sensor to the limit or home inputs You can use the isolated power Viso and isolated common Ciso signals provided on the control connector to power the limit home sensor PNP Sourcing Output Device Out V Current Limiter
50. sider the specifications for the NI motion controller you are using to obtain a complete system specification for the UMI 7774 72 Refer to the controller specifications to determine overall system specifications Some signals have compatibility defined as signal pass through This means the UMI 7774 72 may have passive filtering on these 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 compatibility of the signal The following specifications are typical for temperatures from 0 to 55 C unless otherwise noted NI UMI 7774 72 User Guide and Specifications 34 ni com Encoder Interface Inputs sarea aa an een a tal ee Quadrature incremental Differential input threshold eee 0 3 V typical RS 422 compatible Termination eono ee E EEE EEE 1200 Input voltage range oo ccc cece cee eneeeeee 0 to 5 5 VDC Max quadrature frequency ee eeeseeeteeeneeees 20 MHz Limit and Home Switch Inhibit Inhibit All Shutdown and General Purpose Digital Inputs Type si sticsndswoseesecacyens T A seen canyebectasvess Optically isolated current sinking Input voltage range oe eee eee eseeecteeeeeeeeeeeeeee 0 to 30 V Input ON voltages cenone 3 5 to 30 V Input OFF voltage cece 0to2 V Turn on CUITENE ieee cece ce ceesescceeesseseeeessesseesseees 14 mA maximum current limited 3 mA minimum curr
51. ssedsessasvesssossvscascsonsvssossodsosevsdesdssdaatasasnaasseassveeos cots seo bsostestevnss 36 Analog OUUPUUS iiscssceiesstssccsss ses sceassesesevscesssbunsunssesssesdonsssssws suece teased PEASE SENISE TEn iS EIKER EEES 36 Host Bus Voltage Interlock iisas reiesit covsibedsessvivath aces Hens Er casanestneaecoveviceadastestusdss 36 PO Wer Characteri stie Sunrise Zeinescaxsaceuse S E E saab deepstatapctecatasstace 36 Environmental Conditions sensensa nren a ASNE EE E AAEE EE ENTES 36 Shock and Vibration eiennenn a sited a A E T E 37 Physical Characteristics esses ssescs terse ascesdeseeivit ts teas ctscaceavedevacsestatsiessvitvssiavieessiperr ed isteeze vei TEE 37 POLO EY Boas cs ea E tea save castes E acct tates fy oss E E a A a 37 Electromagnetic Compatibility icccsccitscistestsscsccishis caseasecseastecsiasnstaivetveineteaascsteieah AANT 37 GE Complianice sivisciscsscscesstesassets eoedsscsoaks cesenicinsadsbsSevsend E SEEE a IEOS ET E ENEE ENESE EEES 37 Online Product Certification asisite siisii carded iiei steve a ae riii 38 Environmental Manapemenit ccss iiscsssisscetsassssccvsisccgessvessesaysozvatdccsnrte teabetagescsaisoed GEE Tiria 38 UMETITATZ PIM OUUS eesis nsien ineine nrin iN ANEA aS ain EEEE aiei si 39 Worldwide Support and Services isssicisscissssssssessascsssscsescscsecsscastvaseotuatscdestuaia cubesasasusasaiavedovseeisatasdeatevnes 40 Introduction The UMI 7774 and UMI 7772 UMI 7774 72 are standalone connectivity accessories
52. tal Output Interface Circuit and Connection to an NI UMI 7774 72 User Guide and Specifications External Load 32 ni com Connecting Switches to UMI 7774 72 Sinking Inputs Figure 28 shows an example of connecting a physical switch to a general purpose Digital Input on the UMI 7774 72 You can make the same type of connection for the following UMI 7774 72 sinking inputs e Limits and Home e Triggers e Inhibit All e Shutdown e General Purpose Digital Input Viso 4 High Side p Switch a i Fault c ilii rrent Limiter i lt di Vcc Fault e K Ciso UMI 7774 772 Figure 28 UMI 7774 7772 Optically Isolated Sinking Input Interface Circuit and Connection to High Side Switch Connecting Inductive Loads to the UMI 7774 72 When an inductive load such as a relay or solenoid is connected to an output a large counter electromotive force may occur at switching time because of the energy stored in the inductive load This flyback voltage can damage the outputs and the power supply You must limit flyback voltages 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 Enable outputs or general purpose digital outputs on the UMI 7774 72 to an inductive load Refer to Figure 29 for an illustration of the interface circuit
53. to the fault input must be greater than 3 5 V and less than 30 V 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 input results in an OFF condition You can wire the Fault input to either a current sourcing or sinking output from a drive or other device Refer to Figure 15 and Figure 16 for examples of wiring the Fault input signal to sourcing and sinking output devices In both cases the isolated power Viso and isolated common Ciso signals provided on the control connector are used to power the external devices PNP Sourcing Output Device pone nee ee ee ee ee ee nee eee Viso V i Out oo 9 Current Limiter v Fault TeK Ciso CUMI 777472 Figure 15 Example of Wiring a Sourcing Output Device to the Fault Input NI UMI 7774 72 User Guide and Specifications 18 ni com Vcc Fault Current Limiter NPN a We Sinking i i i Output Device i ITT AM ae whats Out Se Ciso u UMI 7774 72 Figure 16 Example of Wiring a Sinking Output Device to the Fault Input You can also use a manual operator switch to handle disabling an axis Refer to Figure 17 and Figure 18 for examples of wiring the fault input signal to high side and low side switches
54. y names mentioned herein are trademarks or trade names of their respective companies For patents covering National Instruments products technology refer to the appropriate location Help Patents in your software the patents txt file on your media or the National Instruments Patent Notice at ni com patents Refer to the Export Compliance Information at ni com legal export compliance for the National Instruments global trade compliance policy 2003 2011 National Instruments Corporation All rights reserved 373359C 01 Feb11
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