Manuale d’uso / di manutenzione del prodotto NI 17xx del fabbricante National Instruments
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NI Vision NI 17xx Smart Ca mera User Manual NI 17xx Smart Camera User Manual June 2008 372429B-01.
Support Worldwide Technical Support and Product Info rmation ni.com National Instruments Corporate Headquarters 11500 North Mopac Expressway Aust in, Texas 78759-3504 USA Tel: 512 683 0100 Worldwide O.
Important Information Warranty NI 17xx Smart Cameras are warranted against defects in material s and workmans hip for a period of one year from the date of ship ment, as evidenced by recei pts or other documentation. National Instruments will, at its option, repair or replace equipment that proves to be defective during the warranty peri od.
Compliance Compliance with FCC/Canada Radio Frequency Interference Regulations Determining FCC Class The Federal Communications Commission (FCC) has rules to protect wireless co mmunications from inte rference. The FCC places digital electronics into two classes.
© National Instruments Corporation v NI 17xx Smart Camera User Manual Contents About This Manual Conventions ............ .............. .............. .............. .............. .............. ............... .............. .... i x Related Documentation .
Contents NI 17xx Smart Camera User Manual vi ni.com Chapter 4 Lighting Lighting Connector ................ .............. .............. .............. ............... .............. .............. ... 4-1 Direct Drive Lighting Controller . ..........
Contents © National Instruments Co rporation vii NI 17xx Sm art Camera User Manual Chapter 7 Ethernet Ports Ethernet LEDs....................... .............. .............. .............. .............. ............... ........... ....... 7- 2 ACTIVITY/LINK LED .
© National Instruments Corporation i x NI 17xx Smart Camera User Manual About This Manual This manual describes the electrical and mechanical aspects of the National Instruments 17xx Smart Camera. Refer to Getting S tarted with the NI 17xx Smart Camer a for smart camera and accessory installation information.
About This Manual NI 17xx Smart Camera User Manual x ni.com Related Documentation The following documents contain inform ation that you ma y find helpful as you read this manual: Hardware Documents .
About This Manual © National Instruments Corporation x i NI 17xx Smart Camera User Manual LabVIEW and NI Vision Deve lopment Module Documents • LabVIEW Help —Includes information about LabVIEW programm ing concepts, step-by-step instructions for using LabVIEW , and reference information about LabVIEW VIs, functions, palettes, menus, and tools.
© National Instruments Corporation 1-1 NI 17xx Smart Camera User Manual 1 NI Smart Camera Over view This chapter provides an overview of the features and co mponents of the National Instruments Smart Camera. R efer to Getting Starte d with the NI 17xx Smart Camera for smart camera and accessory installation information.
Chapter 1 NI Smart Camera Over view NI 17xx Smart Camera User Manual 1-2 ni.com For more information about the image sensors, refer to Chapter 3, NI Smart Camera Image Sensor . For complete smart camera specifications, refer to Appendix A, Specifications .
Chapter 1 NI Smart Camera Over view © National Instruments Corporation 1-3 NI 17xx Smart Camera User Manual Figure 1-1 shows the smart camera. Figure 1-1.
Chapter 1 NI Smart Camera Over view NI 17xx Smart Camera User Manual 1-4 ni.com Software Over view Developing applications with the NI Smart Camera requires one of the following software opti ons: The installation and configuratio n process for each de velopment en vironment is diff erent.
Chapter 1 NI Smart Camera Over view © National Instruments Corporation 1-5 NI 17xx Smart Camera User Manual LabVIEW LabVIEW is a graphical programming environment for develop ing flexible and scalable applications.
Chapter 1 NI Smart Camera Over view NI 17xx Smart Camera User Manual 1-6 ni.com NI Vision Acquisition Software The NI Vision Acquisition Soft ware CD contains Measurement & Automatio n Explorer (MA X) configurat ion software and NI-IMAQ driver software.
© National Instruments Corporation 2-1 NI 17xx Smart Camera User Manual 2 Power and I/O This chapter provides informat ion about the NI Smart Camera POWER-I/O connector, connecting isolated inp uts and isolated outputs, and connecting to serial devices and to quadrature encoders.
Chapter 2 Power and I/O NI 17xx Smart Camera User Manual 2-2 ni.com NI Smart Camera Power Requirements Caution Use the NI Smart Camera only with a 24 VDC, UL listed, limit ed power source (LPS) supply . The po wer supply should bear the UL listed mark, LPS.
Chapter 2 Power and I/O © National Instruments Corporation 2-3 NI 17xx Smart Camera User Manual If you are using the Direct Driv e light ing controller , the power supply wattage mu st be suf ficient t o po wer both the camera and the light. The power required by the light can b e significantly more than the power required by the smart camera.
Chapter 2 Power and I/O NI 17xx Smart Camera User Manual 2-4 ni.com Figure 2-2. Connecting External Si nking Output Sensors to Isolated Inputs Isolated Outputs Caution Do not po w er the load connected to the isol ated outputs with any e xternal power supply greater than 30 VDC.
Chapter 2 Power and I/O © National Instruments Corporation 2-5 NI 17xx Smart Camera User Manual The isolated outputs can be used to dri ve e xternal loads, as shown in Figures 2-3 and 2-4. Figure 2-3. Connecting an Isolated Output to a Sour cing External Load Figure 2-4.
Chapter 2 Power and I/O NI 17xx Smart Camera User Manual 2-6 ni.com Protecting Against Inductive Loads When an inductive load, such as a relay or solenoid, is connect ed to an output, a large counter-el ectomotive fo rce may occur at switching time due to energy stored in the inductive load .
Chapter 2 Power and I/O © National Instruments Corporation 2-7 NI 17xx Smart Camera User Manual Connecting to a Quadrature Encoder This section applies only to the f ollowing NI Smart Cameras: Connect RS-422 compatible differen tial quadrature encoders to the NI 17xx Smart Camera to provide positional information.
Chapter 2 Power and I/O NI 17xx Smart Camera User Manual 2-8 ni.com Figure 2-5 sho ws an example of connecting the quadrature encoder differential line dri vers. Figure 2-5. Con necting Differential Line Drivers Figure 2-6 shows the internal quadrature encoder/RS-422 input circuit.
© National Instruments Corporation 3-1 NI 17xx Smart Camera User Manual 3 NI Smart Camera Image Sensor This chapter provides an overview of the NI Smar t Camera image sensors, field of view, spectral response, part i al scan mode, binning, gain, and hardware binarization.
Chapter 3 NI Smart Cam era Image Senso r NI 17xx Smart Camera User Manual 3-2 ni.com Figure 3-1 illustrates hor izontal field of vie w and working distance.
Chapter 3 NI Smart Camera Image Sensor © National Instruments Corporation 3-3 NI 17xx Smart Camera User Manual Image Sensor Spectral Response The spectral response curve descr ibes the relative sen sitivity of the sensor to different wavelengths of light.
Chapter 3 NI Smart Cam era Image Senso r NI 17xx Smart Camera User Manual 3-4 ni.com Binning Binning can improve the lig ht sensitivity of the sensor by treating adjacent pixels as a single pixel. Binning allo ws the image sensor to collect more electrons per pixel, which reduces the amount of required light and exposure time.
Chapter 3 NI Smart Camera Image Sensor © National Instruments Corporation 3-5 NI 17xx Smart Camera User Manual Figure 3-4 shows what happens when gain is applied to a signal. Figure 3-4. Effect of Gain on the Video Signal In Figure 3-4 a, low gain has been applie d to the signal.
Chapter 3 NI Smart Cam era Image Senso r NI 17xx Smart Camera User Manual 3-6 ni.com image pixels to black. Pixels inside the threshold interv al are considered part of the particle region. Pixels outside the threshold interval are considered part of the background region.
© National Instruments Corporation 4-1 NI 17xx Smart Camera User Manual 4 Lighting One of the most imp ortant aspects of setting up your imaging environmen t is proper illumination. Im ages acquired under proper lighting conditions make your image processing software development easi er and overall processing time faster.
Chapter 4 Lightin g NI 17xx Smart Camera User Manual 4-2 ni.com Note Additional/replacem ent plugs for use with the lightin g connector , part num ber 780260-01, are av ailable from NI.
Chapter 4 Lightin g © National Instruments Corporation 4-3 NI 17xx Smart Camera User Manual The smart camera automatically synchr onizes the lighting strobe with the image sensor exposure. The smart camera always turns the light on before an exposure starts and turns the lig ht of f once the exposure completes.
Chapter 4 Lightin g NI 17xx Smart Camera User Manual 4-4 ni.com Lighting Files A lighting file is a text file that co ntains informat ion about a light, such as the type and color of the light, m aximum current limit , and maximum strobe duty cycle. Lighting files have the extension .
Chapter 4 Lightin g © National Instruments Corporation 4-5 NI 17xx Smart Camera User Manual T o use a light that does not hav e a lig hting file, you can enter the lighting data manually in MAX or V ision Builder AI: • In MAX —Select the Lighting tab of the NI Smart Camera configuration page.
Chapter 4 Lightin g NI 17xx Smart Camera User Manual 4-6 ni.com • The minimum voltage drop specified for the light does not fall below the specified range of the smart camera.
Chapter 4 Lightin g © National Instruments Corporation 4-7 NI 17xx Smart Camera User Manual The Direct Driv e controller performs an in itialization se quence to achieve the requested current output prior to acquiring the firs t image. Y ou may notice a sequence of short flashes fr om the light when the application initializes or shuts down.
Chapter 4 Lightin g NI 17xx Smart Camera User Manual 4-8 ni.com cycle that do not violate the limits of the exte rnal controller and/or light(s). Refer to the Maximum Frame Rate section of Chapter 5 , Image Acqui sition , for m ore information .
Chapter 4 Lightin g © National Instruments Corporation 4-9 NI 17xx Smart Camera User Manual Figure 4-4 illustrates how to connect an external lighting controller to the 24 V output on the NI Smart Camera.
© National Instruments Corporation 5-1 NI 17xx Smart Camera User Manual 5 Image Acquisition This chapter contains information about acquiring images with the NI Smart Camera and explains the relationships between triggering , lighting, and exposure. Exposure The NI Smart Camera provides contro l of the image sensor exposure time through software.
Chapter 5 Image Acquisition NI 17xx Smart Camera User Manual 5-2 ni.com can be used to calculate the maximum exposure. Assuming the object is moving horizontally across the field of vie w , use Equation 5 -1 to calculate the maximum e xposure time.
Chapter 5 Image Acquisition © National Instruments Corporation 5-3 NI 17xx Smart Camera User Manual In fix ed-frame-rate mode, you can specify a frame rate that is less than or equal to the maximum frame rate by setting the Frame Rate proper ty in LabVIEW .
Chapter 5 Image Acquisition NI 17xx Smart Camera User Manual 5-4 ni.com Figure 5-1 illustr ates the relationship between an external trigger, a lighting strobe, and the exposure time. Figure 5-1. Externally T riggered Mode The trigger shown in Figure 5-1 represents an e xternal trigger, conf i gured to use the rising edge as the active edge.
Chapter 5 Image Acquisition © National Instruments Corporation 5-5 NI 17xx Smart Camera User Manual The incoming trigger is synchronized to the line rate of the smart camera. This adds an additional delay that can vary on a frame by frame basis. The maximum variability is sho wn in T able 5-1.
Chapter 5 Image Acquisition NI 17xx Smart Camera User Manual 5-6 ni.com end of the exposure pulse. The end of an exposure starts the image readout from the sens or . The maximum trigger rate is determined by the maximum frame rate for your configuration.
Chapter 5 Image Acquisition © National Instruments Corporation 5-7 NI 17xx Smart Camera User Manual Determining the Maximum Frame Rate You can determine the maxim um frame rate for your conf iguratio.
Chapter 5 Image Acquisition NI 17xx Smart Camera User Manual 5-8 ni.com Determining the Exposure T ime The minimum frame perio d depends on exposure time, lightin g mode, and trigger delay. A longer exposure time results in a longer frame period, and a slo wer maximum frame rat e.
Chapter 5 Image Acquisition © National Instruments Corporation 5-9 NI 17xx Smart Camera User Manual When strobing is enabled, the smart camera waits until the image readout is complete before turning on the ligh t for the next frame, as sho wn in Figure 5-4.
Chapter 5 Image Acquisition NI 17xx Smart Camera User Manual 5-10 ni.com Refer to Equations 5-5 and 5-6 to calcu late the minim um frame period for triggered acquisitions w ith and with out strobing.
© National Instruments Corporation 6-1 NI 17xx Smart Camera User Manual 6 LEDs and DIP Switches This chapter provides infor mation about the location and fu nctionality of the LED indicators and DIP swit ches on the NI Smart Camera. Understanding the LED Indicators Figure 6-1 shows t he location of the LEDs on the NI Smart Cam era.
Chapter 6 LEDs and DIP Switches NI 17xx Smart Camera User Manual 6-2 ni.com Device Initialization While the NI Smart Camera in itiali zes, the POWER LED lights solid green and the STATUS, IMG ACQ, PASS, and FAIL LED s exhibit a scrolling pattern. When the smar t camera finishes initia lizing, the STATUS LED lights solid green.
Chapter 6 LEDs and DIP Switches © National Instruments Corporation 6-3 NI 17xx Smart Camera User Manual Table 6-1. ST A TUS LED Indications LED Beha vior LED Color Indication Solid Green The smart camera initialized successfully and is ready for use.
Chapter 6 LEDs and DIP Switches NI 17xx Smart Camera User Manual 6-4 ni.com IMG ACQ LED The IMG ACQ LED briefly lights green when an image is captured and ready for analysis. Fast frame rates can give this LED the appearance of being continuously lit.
Chapter 6 LEDs and DIP Switches © National Instruments Corporation 6-5 NI 17xx Smart Camera User Manual SAFE MODE Switch To start the NI Smart Camera in safe mode, move th e SAFE MODE switch to the ON position and reapply power or restart the smart camera.
Chapter 6 LEDs and DIP Switches NI 17xx Smart Camera User Manual 6-6 ni.com NO APP Switch Move the NO APP switch to the ON position to prevent a st artup application from runn ing when the NI Smart Camera powers on.
© National Instruments Corporation 7-1 NI 17xx Smart Camera User Manual 7 Ethernet Ports This chapter provides informat ion ab out the Ethernet p orts and Ethernet LEDs on the NI Smart Camera and considerations for assigning an IP address.
Chapter 7 Ethernet Ports NI 17xx Smart Camera User Manual 7-2 ni.com Note A CA T 5e or CA T 6 1000Base-T Ethernet cable i s required to achieve maximum 1,000 Mbps (Gigabit) Ethernet performa nce. CA T 5e an d CA T 6 Ethernet cables adhere to higher electrical standards re quired for Gigabit Ethernet co mmunication.
Chapter 7 Ethernet Ports © National Instruments Corporation 7-3 NI 17xx Smart Camera User Manual DHCP and Static IP Address Assignment You must configure the IP settings for the NI S mart Camera prior to use. You can assign a static IP address or, if your network has a DHCP server, you can use a DHCP server to assign an IP address.
Chapter 7 Ethernet Ports NI 17xx Smart Camera User Manual 7-4 ni.com to the DHCP server , the smart cam era does not appear in MAX or V ision Builder AI.
© National Instruments Corporation 8-1 NI 17xx Smart Camera User Manual 8 Thermal Considerations and Mounting This chapter contains information a bout the operating temperature of the NI Smart Camera and pro vides the information necessary to create a custom mount for the smart camera.
Chapter 8 Thermal Co nsid erations and Mo unting NI 17xx Smart Camera User Manual 8-2 ni.com Operating the smart camera abov e the specified ambient temperature or abov e the specified case temperature will degrade image quality and can cause permanent damage to the device.
Chapter 8 Thermal Co nsid erations and Mounting © National Instruments Corporation 8-3 NI 17xx Smart Camera User Manual Figures 8-2 through 8-5 provide the di mensional dra wings necessary to create a custom mount for the smart camera. Figure 8-2. Back View of the NI Sm ar t Camera with Dimensions Figure 8-3.
Chapter 8 Thermal Co nsid erations and Moun ting NI 17xx Smart Camera User Manual 8-4 ni.com Figure 8-4. Side View of the NI Smart Came ra with Dimensions Figure 8-5. Bottom View of the NI S m art Camera with Dimensions 50.62 mm (1.99 3 in.) 44.14 mm (1.
© National Instruments Corporation A-1 NI 17x x Smart Camera User Manual A Specifications The following specif i cations apply to the NI 1722/1742/ 1744/1762/1764 Smart Camera. These specifications ar e typical at 25 °C, unless otherwise stated. Power Requirements Power cons umption NI 1722 .
Appendix A Specifications NI 17xx Smart Camera User Manual A-2 ni.com VGA Sensor (NI 1722/1742/1762 Only) Sensor ............. ............................ ............Sony CCD ICX424AL Active pixels (VGA) Full scan.............. .............. ......
Appendix A Specifications © National Instruments Corporation A-3 NI 17x x Smart Camera User Manual Spectral characteristics ....................... .... Refer to Figure A-1 Figure A-1. VGA Sensor Spectral Response Curve Gamma ..... .............. ...
Appendix A Specifications NI 17xx Smart Camera User Manual A-4 ni.com Maximum frame rate 1 Full scan................. .............. ............Up to 13 fps 1/2 scan .................. .............. ............Up to 23 fps 1/4 scan ................
Appendix A Specifications © National Instruments Corporation A-5 NI 17x x Smart Camera User Manual Lighting Direct Drive lighting controller (NI 1742/1 744/1762/1764 Only) Maximum current ......... .............. .... 500 mA continuous; 1 A strobed Minimum current .
Appendix A Specifications NI 17xx Smart Camera User Manual A-6 ni.com Speed ................. ............................ .........10; 100; 1,000 Mbps Duplex ............ .............. .............. ............Full, half Speed autodetection ......
Appendix A Specifications © National Instruments Corporation A-7 NI 17x x Smart Camera User Manual External load power sup ply range .......... 19 V to 30 V Output current ................. .............. ......... 100 mA, maximum per channel Quadrature Encoder (NI 1742/1744/1762/1764 Only) Encoder type .
Appendix A Specifications NI 17xx Smart Camera User Manual A-8 ni.com Safety The NI Smart Camera meets the requir ements of the follo wing standards for safety and electrical equipmen t for measuremen.
Appendix A Specifications © National Instruments Corporation A-9 NI 17x x Smart Camera User Manual Environmental Management National Instruments i s committed to designing and manu facturing products in an environmental ly responsible mann er.
© National Instruments Corporation B-1 NI 17x x Smart Camera User Manual B T roubleshooting This appendix provides instructions for troubleshooting the NI Smart Camera. Configuration Problems The NI Smart Camera D oes Not Appear in MAX or Vision Builder AI Possible causes and solutions: • The smart camera may not be po wered.
Appendix B T roubleshooting NI 17xx Smart Camera User Manual B-2 ni.com • The cable you are u sing may be i n appropriate for the speed of your network, causing network communication dropout .
Appendix B T roubleshooting © National Instruments Corporation B-3 NI 17x x Smart Camera User Manual NI 17xx Smart Camera f or information about installi ng software on the smart camera or contact National Instruments for assistance.
Appendix B T roubleshooting NI 17xx Smart Camera User Manual B-4 ni.com 2. Measure the smart camera housing temperature at th e location indicated in Figure 8-1, Measuring the NI Smart Cam era Housing Temperature , and verify that it is within specifications.
Appendix B T roubleshooting © National Instruments Corporation B-5 NI 17x x Smart Camera User Manual may restart. Ensure that your light ing wire connections are correct and/or reconfigure your lighting settings in MAX or V ision Builder AI.
Appendix B T roubleshooting NI 17xx Smart Camera User Manual B-6 ni.com • Make sure that you have enabled the corresponding external lighting strobe in MAX or V ision Builder AI. Com plete one of the following procedures to enable th e correct lighting strobe.
Appendix B T roubleshooting © National Instruments Corporation B-7 NI 17x x Smart Camera User Manual • Y ou configured the de vice in MAX or V ision Builder AI to expect a trigger . Refer to the External Trigger sectio n of Chapter 5, Image Acquisition , f or information about con figuring an external trigger .
© National Instruments Corporation C-1 NI 17x x Smart Camera User Manual C Maintenance Do not touch the CCD sensor by hand or with other objects. The sensor can be damaged by electrostatic discharge (ESD), body oils, and particulate matter .
© National Instruments Corporation D-1 N I 17xx Smart Camera User Manual D T echnical Support and Professional Ser vices Visit the following sections of the award-winning National Instruments Web site at ni.com for technical support and professional services: • Support —T echnical support resources at ni.
Appendix D T echnical Supp ort and Professiona l Service s NI 17xx Smart Camera User Manual D-2 ni.com • Declaration of Conformit y (DoC) —A DoC is our claim of compliance with the C ouncil of th e European Communities usin g the manufacturer’ s declaration of conformity .
© National Instruments Corporation G-1 N I 17xx Smart Camera User Manual Glossar y Symbol Pref ix V alue pp i c o 1 0 –1 2 nn a n o 1 0 –9 μ micro 10 –6 m milli 10 –3 k kilo 10 3 Mm e g a 1 0 6 Gg i g a 1 0 9 B binary image An image in which the pixels have only one of two intensity v alues.
Glossary NI 17xx Smart Camera User Manual G-2 ni.com exposure time The amount of time that light is allowed to strike the imaging sensor to produce an image. F falling edge The digital signal transitio n from the high state to the low state. field of view The area of inspec tion that the camera can acquire.
Glossary © National Instruments Corporation G-3 N I 17xx Smart Camera User Manual N NI-IMA Q Driv er so ftware for National Inst ruments image acquisition devices and smart cameras. P PLC Programmable Logic Controller . An in dustrial computer used for f actory automation, process control, and manufacturing systems.
Glossary NI 17xx Smart Camera User Manual G-4 ni.com T TCP T ran smission Control Protocol. A set of standard protoc ols for communicating across a singl e network or interconnected set of networks. TCP is for high-reliabili ty transmissions. trigger Any e vent that causes or starts some form of data capture.
© National Instruments Corporation I- 1 NI 17xx Smart Camera User Manual Index Numerics 24 V strobe output, 4-7 enabling, 4-8 5 V TTL strobe output, 4-7 enabling, 4-8 A acquiring images, 5-1, 5-2 ext.
Index NI 17xx Smart Camera User Manual I-2 ni.com G gain, 3-4 H hardware binarization, 3-5 help, technical support, D-1 I I/O, 2-1 image acquisition, 5-1 image readout duration, 5-10 image sens or, 3-.
Index © National Instruments Corporation I- 3 NI 17xx Smart Camera User Manual isolated inputs, 2-3 outputs, 2-4 LEDs, 6-1 lighting, 4-1 connector, 4-1 lighting files, 4-4 models, 1-1 ov erview, 1-1 .
Index NI 17xx Smart Camera User Manual I-4 ni.com troubleshooting, B-1 configuration problems, B-1 fire wall problem s, B-1 LED error indications, B-7 lighting problems, B-4 network problems, B-1 NI r.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il National Instruments NI 17xx è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del National Instruments NI 17xx - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso National Instruments NI 17xx imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul National Instruments NI 17xx ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il National Instruments NI 17xx, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del National Instruments NI 17xx.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il National Instruments NI 17xx. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo National Instruments NI 17xx insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
