COGNEX - Checker 3G
Contents
1. The leads in the flying lead cable C3G CBL 001 are color coded to indicate which signal is carried on which line The corresponding pins on the M12 connector are provided as well tend color Sinai Maz Pin ana line a 24 VDC WHITE BROWN JOB SELECT 2 ORANGE TRIGGER WHITE VIOLET INPUT COMMON a BLUE OUTPUT 0 Note Pin numbers for male connector on Checker 3G are shown GREY OUTPUT 1 GREEN OUTPUT COMMON EN 24 VDC When wiring Checker 3G observe the following precautions e Use a listed power supply with an output rated 24 VDC at least 250 mA and marked Class 2 Limited Power Source LPS Any other voltage creates a risk of fire or shock and can damage Checker e Connect the cable or connector shield to earth ground e Make sure that no voltage potential exists between the USB ground on the PC and the Checker chassis ground e To reduce the risk of damage or malfunction route all cables and wires away from high voltage power sources 36 Input Output Wiring Examples i 24VDC z DC i 24VDC z OU PB VN O 000000 OOUYO0OU N DOVYOOLV O IS do IS UNI GS S 099 9 Z s AA 39 Working Distance and Field of View The distance from Checker s lens cover to your part is the working distance the field of view is what Checker can see at that distance As the working distance increases so does the size of the field of view Thes2. 24 VDC power supply 525 mA 250 mA for Checker 3G 275 MA for SensorView Teach Pendant USB cable Install SensorView Teach Pendant by following instructions in SensorView Teach Pendant User Manual Connect Checker 3G to 24 VDC power supply and I O equipment as described on page 36 Verify that Checker 3G s illumination LEDs are lit Connect Checker 3G to SensorView Teach Pendant using USB cable use either USB port on SensorView Teach Pendant Verify that SensorView Teach Pendant is displaying the Select Personality screen Select Presence if you are using this sensor to check presence absence or appearance Select Measurement if you are using this sensor to verify part or feature dimensions Checker only prompts you to select its personality the first time it is started You can change Checker 3G s personality at any time by selecting Main Menu b gt Select Personality APC with Microsoft Windows 20007 SP4 Windows XP or Windows Vista 128 MB RAM USB 1 1 2 0 recommended for best performance 1024 x 768 96 DPI or 1280 x 1024 120 DPI display 24 VDC power supply 250 mA USB cable Insert CD ROM If installer does not start automatically double click setup exe Follow installer prompts Connect Checker 3G to 24 VDC power supply and I O equipment as described on page 36 Verify that Checker 3G s illumination LEDs are lit Connect Checker 3G to PC using USB cable Start the Checker software select C
3. 1 The feature Checker is looking for 2 The Search Region where Checker looks for the feature 18 Part Finding Sensors and Trigger Types Part Finding Sensors are used differently for different trigger types e With an Internal Trigger a Part Finding Sensor is required The Part Finding Sensor tells Checker that a part is present e With an External Trigger a Part Finding Sensor is optional If you do not use a Part Finding Sensor then the presence or measurement sensors will run in fixed positions If you use a Part Finding Sensor then both the Part Finding Sensor and the External Trigger must indicate a part before Checker will check it e In Free Running mode a Part Finding Sensor is optional If you do not use a Part Finding Sensor then the presence or measurement sensors will run in fixed positions If you use a Part Finding Sensor then the Part Finding Sensor must detect a part in an image before Checker will check it In all cases if a Part Finding Sensor is used then Checker uses the part s detected location to position the presence or measurement sensors Modifying a Part Finding Sensor You can change the location where Checker looks for the part by simply moving the Part Finding Sensor search region To change what a Part Finding Sensor looks for you must either e Create a new Part Finding Sensor in Setup mode Use the External Retrain feature in Setup mode or Run mode 19 Presence Senso
4. JOB SELECT 2 lines specify the 3 bit Job slot number You use the JOB CHANGE line to load the Job Checker indicates that a Job Change succeeded by flashing its lights twice quickly A failed Job Change is indicated by three slow flashes You can also configure a Checker output line to signal when a Job Change succeeds or fails The Job Control dialog box also lets you select the Boot Job the Job Checker runs when it is restarted after a power cycle in Run mode 2 Applya pulse minimum 15 ms to JOB CHANGE line to load the Job in Job Slot 5 28 External Retrain You can configure both Part Finding Sensors and Pattern Sensors to be retrainable by checking External Retrain in the sensor control panel Whenever Checker receives a signal on the RETRAIN line Checker retrains any retrainable Part Finding Sensors and Pattern Sensors using the part of most recently acguired image that lies within the retrain region When External Retrain is enabled for a sensor the yellow corner markers indicate the region that is used to retrain the Sensor when an External Retrain signal is received Sensors can be retrained in both Setup mode and in Run mode In Setup mode can manually signal an External Retrain by clicking Main Menu gt External Retrain on SensorView Teach Pendant or selecting Checker gt Retrain or pressing F9 on the PC Checker indicates that it has successfully retrained by guickly blinking its lights twi
5. open and save jobs and manage Checker personalities and system settings The status pane shows which Checker is connected the Job name and if it has been saved along with results for the most recent image Checker steps Click each button in turn to build a Checker application Image display Shows live video from Checker or individual images from a Filmstrip For each Checker step instructions about what to do next are displayed here Control pane The controls and information for each Checker step are displayed here Filmstrip recording controls Video Snapshot External Trigger and Playback mode Filmstrip playback controls only enabled in Playback mode Lets you load and display images recorded earlier or on another Checker Questions and answers related to the current step 15 Checker Part Triggers A part trigger tells Checker that a part is ready to be inspected Checker supports three trigger types A m 1 Internal Part Trigger Checker uses its Part Finding Sensor to detect when a part is present and ready to be inspected You create and configure the Part Finding Sensor by selecting a feature on your part that is always present 2 External Part Trigger Checker uses an external signal that your equipment supplies to detect when a part is present and ready to be inspected You use an External Trigger by configuring a device such as a photoelectric sensor contact swit
6. CHECKER Checker 3G Series User s Guide 2 rue Ren Laennec 51500 Taissy France Email hvssystem hvssystem com Fax 03 26 85 19 08 Tel 03 26824929 Site web www hvssystem com What is Checker 3G and what does it do Checker 3G is a programmable vision sensor that verifies the presence and appearance of objects You configure Checker 3G by creating one or more Jobs using a SensorView Teach Pendant or a PC connected to the Checker 3G s USB port Checker s One Click sensors let you check the presence absence appearance and size of part features with a single click Once configured Checker 3G is placed in Run Mode In EE You can connect a SensorView Teach Pendant or a PC to a running Checker 3G at any time to view part images review statistics or control the operation of Checker 3G Run mode Checker 3G automatically detects and inspects parts drawing power from and communicating with your other automation devices through its built in power and I O connector Table of Contents Checker 3G Products and Accessories lt lt lt lt lt 4 Dimensions and Features 2 2 a a o 6 Getting Started 2 2 e 8 Verify Checker is Working Teach Pendant 10 Verify Checker is Working PC 0 0000 ee eee 11 Checker User Interface Teach Pendant lt lt lt lt lt aaa 12 Checker User Interface PC 2 0 2 00 008 14 Checker Part
7. Cable CKR 200 CBL USB Provides an IP67 compliant USB connection from Checker to the PC 5m I O Extender CKR 200 CBL EXT Power and I O extension cable 5m Right Angle Cable CKR 200 CBL RT 003 Power and I O extension cable with low profile right angle connector for Checker sensor 1m Mounting Bracket CKR 200 BKT Provides flexible mounting options for Checker Lens Kit CKR 200 LENSKIT Set of 3 6mm 8mm 16mm and 25mm lenses that provide expanded field of view and working distance options 6 Dimensions and Features 67 2 64 39 1 54 mn 60 2 36 27 5 0 5 _ mm in 1 08 0 02 41 1 61 Em TEM Pa 01400 Ed Ad e Hey Se Hany Mounting holes M4 x 4 mm Focus lock M3 use 2 5 mm hex key Lens cover focus ring AB O N Status LED GREEN e On Run mode e Slow blink Setup Mode e Fast blink Internal error Part detect LED RED USB connector with M12 plug USB connector cover cover or IP67 USB cable must be used for IP67 protection CO NO OI Power and I O connector with M12 plug Getting Started Step Using SensorView Teach Pendant Using a PC 1 Review system requirements 2 Install SensorView Teach Pendant or Checker PC software 3 Connect Checker 3G to power 4 Connect Checker 3G to SensorView Teach Pendant or PC 5 Select Personality SensorView Teach Pendant v 2 4 or newer
8. Filmstrip clear load and save controls 33 Filmstrip Control PC The Filmstrip Control lets you record and play back Checker images 50 fos DSS20 1 Filmstrip Mode Selector 1 Filmstrip mode selector The Filmstrip mode selector controls whether the Filmstrip is recording or playing back images 2 Record button Click or press F5 to add an image to the Filmstrip and if it is recording when images are recorded to the Filmstrip 3 Recording rate How many images per second are added to the Filmstrip 4 Filmstrip display Click on an image to view it Blue bars separate images of a single detected part in Internal Part Trigger mode 5 Playback button only enabled in Playback mode Press to start or stop image playback 6 Filmstrip navigation buttons Click the inner buttons to advance or rewind by a single frame Click the outer buttons to advance or rewind by a single part 7 Filmstrip clear load and save controls 8 Information button Hover the cursor here to view information about the selected Filmstrip image 9 Video mode Pressing trigger button starts or stops continuous image capture to Filmstrip 10 Snapshot mode Pressing trigger button adds one image to Filmstrip 11 External Trigger mode When an external trigger is received an image is added 12 Playback mode Input Output Wiring Circuit Diagrams Typical
9. If a full screen view is shown the navigation keys let you select individual items or controls on the screen Select softkey Pressing this key activates or selects whatever item has been selected using the navigation keys If there are outstanding changes to an object this key s name changes to Apply If Checker is asking for input this key s name changes to Yes Main Menu or Back softkey In most contexts this key returns to the previous screen If you are at a top level screen it opens the Main Menu If Checker is asking for input this key s name changes to Cancel Help softkey Press this key for context specific help If Checker is asking for input this key s name changes to No Run Mode screen Displays images or statistics for a running Checker 3G or Checker 200 Main menu screen Provides access to system settings lets you connect to other devices 13 Checker User Interface PC The Checker User Interface is PC software that lets you control Checker You use this program to view Checker images create and modify Checker Jobs and to monitor running Checkers E hi Tua mr Pir i YY AS T Y TEE V y A 14 part Wy Part O me ae E Fia r ma or m ry a O tido e vary rr a Pim ale Oe mn oO Fi ma hes Fara rie mu ah l Paro Soma Bets ren zr bony Per og E ra alli gi gt a Papa a Em na ry eS i e Menu bar and status pane The menu bar lets you
10. Triggers 2 16 Part Finding Sensor lt s 4 4 d 4 du 60 aa ERRE 18 Presence Sensors lt lt lt lt 2 s a a ee 20 Measurement Sensors 2 a a a a ee 22 Advanced Measurement Sensor Features lt lt lt lt lt 24 Job Control s s s dem moa Mo ko ew ew Ra ew lanko de eS we 26 External Retrain lt 2 2 2 a 28 Run Time Display s x 6 a2 RO mA A ke Be Rey he a 30 Run Time Recording oaoa a 4 31 Filmstrip Control SensorView 32 Filmstrip Control PC a a 34 Input Output Wiring o 36 Circuit Diagrams Typical lt a a 37 Input Output Wiring Examples lt lt lt 2 2 ee 38 Working Distance and Field of View lt lt lt lt lt lt s a a a a 40 Adjuslino FOCUS s a si Je se um ii 41 Changing Lenses o 2 2 ee a e a a a A aa a 42 Mounting Checker o 44 Specifications lt lt lt lt lt s a a a a 46 Precautions 0 eee ek ek a 47 Checker 3G Products and Accessories Checker 3G Series Systems 3G1 Part Detection Trigger Input Line Discrete Outputs Personalities Presence Z 2 N N 2 2 Measurement COGNEX SensorView Teach Pendant SV 350 001 Standalone control panel that lets you configure manage and monitor a Checker 3G sensor Flying Lead Cable C3G CBL 001 Connects Checker directly to your equipment 5m M12 USB
11. and inner O rings are seated in place on the lens cover 2 When lens is fully released remove cover with lens in place 3 Firmly and evenly press the lens cover onto Checker until it snaps into place 3 Remove lens from lens cover Take care not to lose O ring that secures lens to lens cover 4 Screw in the lens cover to bring Checker into focus Mou nting Checker The optional Checker mounting bracket lets you easily position and adjust Checker on your line gt Caution Do not use a mounting screw with an exposed thread depth of greater than 5mm Allowing the mounting screw to bottom in the mounting hole can damage Checker gt Caution The maximum torque for a mounting screw is 1 8 nM 16 inch pounds Exceeding this torque value can damage Checker Mounting Checker at a slight angle can reduce reflections from your part s surfaces improving performance Adjust the mounting angle to provide the clearest image of the part features you are checking A W 1 4 20 UNC B w M6 x 1 0 C 7 14 0 281 44 45 Specifications 46 24AWG 5 m M12 connector power and I O Power reguire Voltage 24 VDC 22 26 VDC ments Current 250 mA max Discrete Input ON gt 10 VDC gt 6 mA Inputs Input OFF lt 2 VDC lt 1 5 mA Protection Opto isolated polarity independent Discrete Outputs Output Solid state switch Rating 100 mA 24 VDC Max Max vol
12. ce If it could not retrain the part it blinks its lights slowly three times You can also configure a Checker output line to signal when an External Retrain succeeds or fails This example shows Part Finding Sensor being retrained 1 Part finding sensor detects part normally 2 With a new part the Part Finding Sensor fails 3 Apply a pulse minimum 15 ms on RETRAIN line 4 After retraining Part Finding Sensor now finds new part 29 Run Time Display Run Time Display lets you control what images if any are displayed by Checker in Run mode You configure Run Time Display from the Main Menu Display and Record screen on SensorView Teach Pendant or the Display and Record step on the PC The Display menu lets you pick which images to display in Run mode You can choose from among any of the current Checker results including those that you define with ladder logic When Checker sees an image that makes the result true it displays it The Freeze On menu lets you control when the display is frozen no longer updated with new images Whenever Checker sees an image that makes the Freeze On result true Checker stops updating the Run Time Display until you click Live Checker indicates that the Run Time Display is frozen in two ways e The Frozen button is highlighted e The display itself includes the words Display Frozen To restart live display click on the Live button 30 R
13. ch or proximity sensor then connecting it to Checker s Trigger input line 3 Free Running Checker inspects each and every image that it acquires not just the images that contain a part or for which an external trigger is received 16 Choosing a Trigger Type You set the trigger type in the Start W Select Trigger step on SensorView Teach Pendant or the Select Part Trigger step on the PC In most cases it is simplest to use the Internal Part Trigger since no external eguipment is required You create a Part Finding Sensor in the Set Up Sensors Find My Part step on SensorView Teach Pendant or the Find My Part step on the PC If the appearance of your parts is highly variable or if your line already has a device or sensor that produces a part trigger signal you can use an External Trigger Free Running mode is useful for several types of applications e Checking objects that move continuously and which cannot be detected with a Part Finding sensor such as a moving web of paper or metal e Checking parts that move in multiple ways such as a part that moves into the field of view and then rotates in place Performing continuous inspection of non moving objects to check for changes in appearance 17 Part Finding Sensor A Part Finding Sensor detects and locates vour part in the image You create a Part Finding Sensor by drawing a box around a feature of part that is present on both good and bad parts
14. de left to detect fewer edges If a measurement sensor locks onto the wrong edges for some parts you can select a different Search For rule to force the sensor to measure the correct edges You can set a different Search For rule for each sensor in your job 24 2 Edge Display Found edges shown in yellow as long as slider is clicked gt If you are unable to get a measurement sensor to lock onto the edge you want to measure try increasing the sensitivity If the sensor locks onto the wrong edge try reducing the sensitivity 25 26 Job Control The example below shows how to load the Job in slot 5 Checker 3G has eight Job slots You can assign saved Checker Jobs to Job slots then load them while Checker is running by sending Job Select and Job Change signals to Checker through its input lines 1 Raise JOB SELECT 0 and JOB SELECT 2 lines 101 binary 5 decimal You can assign a Job saved on a Checker to any Job slot using the Main Menu b Job Control screen on SensorView Teach Pendant or selecting Checker gt Set up Job Control on the PC In the Job Control dialog box each Job slot from 0 through 7 has a menu that you use to specify the Job You can specify the same Job for multiple slots To load a Job from a Job slot while Checker is in Run mode you must apply 24 VDC to the four olo INI input lines that you use to load a Job from a Job slot The JOB SELECT 0 JOB SELECT 1 and
15. e charts show the field of view provided by the standard 5 8mm lens at various working distances as well as the fields of view provided by the lenses included in the optional Checker Lens Kit CKR 200 LENSKIT Field of View in FN U A U DON o O 40 30 20 10 Field of View cm 40 3 6 mm 12 3 4 5 6 7 8 9 10 11 12 Working Distance in 10 20 30 40 50 Working Distance cm Adjusting Focus Adjust focus using the clear ring on Checker Using the supplied 2 5 mm hex key you can lock the focus adjustment by tightening the focus lock 1 Closer 2 More distant 3 Focus lock The lens cover both seals the front of Checker and lets you adjust the lens focus 4 Lens is threaded into Checker housing 5 Large O ring seals lens cover to Checker housing 6 Small O ring rotates lens when lens cover is rotated 41 To install the Checker lens follow the Changing Lenses steps listed below To remove the Checker lens follow the steps listed below Note Failure to follow these instructions can cause damage to your Note Failure to follow these Checker instructions can cause damage to your Checker 1 Screw lens into Checker at least five full rotations 1 Unscrew lens cover Lens is secured to lens cover by small internal O ring 2 Make sure both outer
16. e features you don t want to measure 4 Diameter Sensor Region Set the inner and outer limits of the search region 5 Low Threshold Features smaller than this fail 6 High Threshold Features larger than this fail 23 Advanced Measurement Sensor Features Selecting the Edge Search Rule Normally width and height sensors measure the edges that are closest to the caliper blades while diameter sensors measure the strongest edges You can select a different rule for edge selection using the Search For rule Closest The sensor uses the edges that are closest in spacing and position to the edges that it found when you created the sensor or when you adjusted the sensor position Narrowest Smallest The sensor uses the edges that are the closest together Width and Height sensor or smallest in diameter Diameter sensor Adjusting Edge Sensitivity The sensitivity control for measurement sensors controls how many edges the sensor evaluates when measuring your feature As you move the sensitivity slider the sensor displays the edges that it finds as yellow lines Widest Largest The sensor uses the edges that are furthest apart Width and Height sensor or largest in diameter Diameter sensor Strongest The sensor uses the edges with the strongest contrast the greatest difference in brightness between the two sides of the edge 1 Sensitivity Slider slide right to detect more edges sli
17. e shield to earth ground e Make sure that no voltage potential exists between the USB ground on the PC and the Checker chassis ground e An IP67 compliant plug or cable must be fitted to the USB connector for Checker to meet the IP67 protection standard e Do not install Checker in locations that expose it to environmental hazards such as excessive heat humidity impact vibration corrosive substances flammable substances or static electricity e To reduce the risk of damage or malfunction route all cables and wires away from high voltage power sources e Do not extend I O and power cables longer than 30 meters e Make sure that the mounting screws do not bottom in the mounting holes using too long a mounting screw can damage Checker e Do not attempt to modify Checker Modifications will void the warranty NOTE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the inte
18. htness and Contrast Sensors have controls that let you tune the sensors to maximize the reported difference between good and bad parts 1 Brightness Range Two sliders set the range of brightness levels used by the sensor Contrast Sensitivity Slider increases or decreases sensitivity to contrast differences 21 Measurement Sensors Measurement Sensors evaluate part of a Checker image to determine if a feature is within a specified size range Measurement sensors support one click setup simply click on the center of the feature you want to measure to create and configure the sensor in a single step There are three types of measurement sensors 1 Width Sensor Use to measure the width of a feature with vertical edges 2 Height Sensor Use to measure the height of a feature with horizontal edges 3 Diameter Sensor Use to measure the diameter of a circular feature 22 How to use the Measurement Sensor Controls In most cases there is no need to change the one click setup sensor Features that are too large or too small will fail while features that are the correct size will pass You use the controls shown below to adjust a measurement sensor 1 Drag bar Click and drag here to reposition the sensor 2 Blades Click and drag here to select different feature edges 3 Width and Height Sensor Region Set the region for the feature Use this to exclud
19. ognex gt Checker Vision Sensors gt Checker from the Windows Start menu Click Get Connected Select your Checker 3G and click Connect In the Select Personality screen select Presence if you are using this sensor to check presence absence or appearance Select Measurement if you are using this sensor to verify part or feature dimensions Checker only prompts you to select its personality the first time it is started You can change Checker 3G s personality at any time by selecting Checker gt Select Personality 10 Verify Checker is Working Teach Pendant SensorView should display the Setup mode home screen as shown here COGNEX Nes Job Bb 04257 k Sat Up S nsom Core Hosts k Fin ah Selec Main Menu Help Verify Checker is Working PC The PC software should automatically connect to Checker 3G and display an image 11 12 Checker User Interface Teach Pendant SensorView Teach Pendant provides an interactive interface that lets you configure manage and monitor a Checker 3G For general information on how to use this interface see the SensorView Teach Pendant Users Guide and Reference COGNEX Menu z i ce War M PRESSI Jew Job 35105202 Setup mode home screen Each of the four steps at the left includes substeps to let you create and modify Checker 3G jobs Navigation keys Use these keys to select which item is active on the Checker 3G screen
20. rference at his own expense Copyright 2009 Cognex Corporation All Rights Reserved This document may not be copied in whole or in part nor transferred to any other media or language without the written permission of Cognex Corporation Cognex the Cognex logo Checker and the Checker logo are trademarks or registered trademarks of Cognex Corporation This product is covered by one or more of the following US patents and one or more pending US and foreign patents which when issued are listed on the Cognex web site at http www cognex com patents 5583954 5602937 5964844 6215915 6381375 6421458 6931602 7305114 and 7417803 47 CHECKER Email hvssystem hvssystem com M K 2 rue Ren Laennec 51500 Taissy France gt COGNEX Fax 03 26 85 1908 Tel 03 26 82 49 29 Site web www hvssystem com E A 4 gt o vo Vp System DISTRIBUTEUR CONSEIL DEPUIS 1985 590 7096
21. rs Presence Sensors evaluate part of a Checker image to determine if a feature is present or not Presence sensors support one click setup simply click on the feature you want to check to create and configure the sensor in a single step There are three types of presence sensors dE 1 Brightness Sensor Use when the feature of a good part is much lighter or much darker than the same feature of a bad part 2 Contrast Sensor Use when the feature of a good part has more or less distinct dark and light areas than the same feature of a bad part 3 Pattern Sensor Use when the feature of a good part has the shape you want and the same feature of a bad part does not or when inconsistent lighting conditions cause Brightness or Contrast sensors to fail 20 Sensor Threshold The sensor threshold slider sets the level below which a sensor fails and above which a sensor passes In many cases the default value works well If you adjust the slider set it so that it is mid way between the level for good parts and bad parts If you check Invert the Sensor passes with levels below the threshold and fails with levels above the threshold Modifying a Sensor To change the location of a sensor click and drag on the sensor border To resize a sensor click and drag on the handle on the sensor border Checker automatically re trains a Pattern sensor whenever you move or resize it Advanced Sensor Tuning Brig
22. tage drop 3 5 VDC 100 mA Max load 100 mA Protection Opto isolated protected from short circuit overcurrent and reverse polarity 24V power 500 mA 60V rated resetable fuse that will recover after an overload is re fuse moved Protects against over voltage and reverse wiring Output fuse 200 mA 30 V rated resetable fuse that will recover after an overload is re moved Protects each output from over current Weight 3 5 oz 100g Environmental Operating temperature 32 to 122 F 0 to 50 C limits Storage temperature 22 to 176 F 30 to 80 C Operating humidity 0 90 non condensing Maximum operating altitude 4000 meters Protection IP67 Pollution degree 2 80Gs for 5ms on each axis per IEC 68 2 2 10Gs 10 500Hz at 100 M sec2 15mm for 2 hours in each axis per IEC 68 2 6 Certification i M FCC FCC C Precautions Observe these precautions when installing Checker to reduce the risk of injury or equipment damage e Do not use Checker in applications where an incorrect or absent output signal could cause human injury e Checker is intended for indoor use only e Do not attempt to adjust Checker s focus when moving parts and or equipment are pres ent e Use a listed power supply with an output rated 24 VDC at least 250 mA and marked Class 2 Limited Power Source LPS Any other voltage creates a risk of fire or shock and can damage Checker e Connect the cabl
23. un Time Recording Run Time Recording lets Checker record and save specific images while it is running even when not connected to SensorView Teach Pendant or a PC You can choose from among any of the current Checker results When Checker sees an image that makes the specified result true it records it The next time you connect to Checker with SensorView the images are saved to a filmstrip which you can save to a USB flash drive When you connect to a PC and enter Setup mode the images are automatically copied to the Filmstrip Checker has space for about 150 saved images If you select Most Recent in the Type menu then when the image storage space is full the oldest images are discarded when new images arrive If you select Most Marginal then the images which came closest to not making the selected answer true are saved For example if you specify the AIl Pass answer then the images with the sensors that came closest to failing are saved 31 Filmstrip Control SensorView The Filmstrip Control lets you record and play back Checker images New Joby 4691082752 Image Source Live Filmstrip Select 32 Clear Filmstrip Load Filmstrip Image source selector Controls source of images in Setup mode Click to add one or more images to the Filmstrip Filmstrip display Click on an image to view it Blue bars separate images of a single detected part in Internal Part Trigger mode
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