CAVITAR
Welding Camera C400-H
Operating Manual
Page 1: ...CAVITAR Welding Camera C400 H Operating Manual ...
Page 2: ...tment 27 5 2 6 Guidelines 29 5 2 7 Calibration 31 5 2 8 Recording settings 35 5 2 9 Recording images 36 5 2 10 Viewing and saving recorded images 36 5 2 11 Snapshot 38 5 3 STARTING AND STOPPING LASER ILLUMINATION 38 5 4 AFTER OPERATION 39 5 5 TROUBLESHOOTING 39 6 MAINTENANCE AND SERVICE INFORMATION 40 7 SUPPORT AND END OF LIFE 41 8 LIMITED WARRANTY 42 Cavitar Welding Camera model C400 H Operating ...
Page 3: ...n point of view the system doesn t differ from a normal machine vision camera system Welding Camera is a class 3R laser product with a nominal ocular hazard distance NOHD of 3 meters Please read this operating manual carefully before using Welding Camera Chapter 2 contains important safety information for the safe operation of Welding Camera Chapter 3 describes the properties of Welding Camera and...
Page 4: ...stem o laser class is indicated by the warning label on top of the camera unit see the label above o laser aperture is indicated by the yellow aperture label on top of the camera unit see the label above o Nominal Ocular Hazard Distance NOHD is 3 meters Do not look into the direct reflected or scattered laser beam o camera unit emits visible red laser light at 645 10 nm wavelength band o laser bea...
Page 5: ... injury to the user or to the device o Do not expose the system especially the signal inputs to electrical shock or static discharge as this can create a risk of unintended laser emission resulting in eye hazard o Excessive vibration or strong mechanical impact may damage the equipment o The operating temperature of Welding Camera is 10 40 C with proper mounting Do not expose the device to excessi...
Page 6: ...any industrial scientific or medical equipment that does not intentionally generate radio frequency energy in the frequency range 9 kHz to 400 GHz for the treatment of material or inspection analysis purposes Class A equipment is suitable for use in all establishments other than domestic and those directly connected to a low voltage power supply network which supplies buildings used for domestic p...
Page 7: ... of an optional warning light system POWER SUPPLY power supply DC 24 V max 40 W including 1 8 m long fixed cable CABLES GigE cable between camera unit and computer standard length 10 m power cable between camera unit and TWU standard length 10 m power supply cable between power supply and AC mains standard length 2 m ACCESSORIES 2x spare protective window 2x cooling hose connector with O ring 2x h...
Page 8: ... at 30 cm distance Electrical Power supply input voltage AC 100 240 V 47 63 Hz Power supply output voltage DC 24 V Power supply power rating Max 40 W Mechanical Camera unit dimensions W x H x L 38 mm x 48 mm x 99 mm excl connectors Camera unit weight 360 g Camera unit attachment 6x M3 and 4 x M4 mounting threads TWU dimensions W x H x L 80 mm x 40 mm x 120 mm excl connectors TWU weight 400 g TWU a...
Page 9: ...lly insulate the camera and the cables from the environment with appropriate thermally insulating protective sleeves Also place the cooling hoses inside the same protective sleeve as this will keep the other cables cooler and reduce the required cooling power iv Vortex pipes enable efficient air cooling However with vortex pipes special care must be taken not to cool the camera to temperatures bel...
Page 10: ...8 Fig 3 1 Camera unit top view Fig 3 2 Camera unit front view Fig 3 3 Camera unit back view A B C D E F G H I J K ...
Page 11: ...de for working distance adjustment E Protective window slide to either side to replace F Mounting threads 2x M4 see Fig 3 4 for more details G Power led green H Connector for power cable M12 A coded 8 pin male I Connector for GigE cable M12 X coded 8 pin female J Threads 2x M6x0 75 for air or liquid cooling do not use for mounting K Chassis ground 2x M4 mounting threads Fig 3 4 Camera unit mechani...
Page 12: ...ed green B CAM OK led green C CHECK COOLING led orange D CRITICAL ERROR led red E CAM ON OFF button F SOUND OFF button G Connector for power supply M12 A coded 8 pin male H Connector for power cable M12 A coded 8 pin female I Connector for optional warning light system WLS M12 A coded 5 pin female J Temperature warning unit device label A B C D E F G H I J ...
Page 13: ...11 Fig 3 8 Temperature warning unit mechanical drawing ...
Page 14: ...to be connected to the same computer Cooling Efficient cooling e g ventilation or conductive cooling to prevent heating If applicable please uninstall old software version completely before installing new software version Insert the CAVITAR Capture H software CD into the CD drive and run the setup file if the setup doesn t start automatically In some cases it may be necessary to disable firewall a...
Page 15: ...13 Fig 4 2 Close all other applications and click Next to start installation Fig 4 3 Click I Agree to continue ...
Page 16: ...14 Fig 4 4 Select Support for two cameras if two systems will be used with the same computer Click Next to continue Fig 4 5 Choose install location and click Next to continue ...
Page 17: ...15 Fig 4 6 Choose start menu folder and click Install to continue Fig 4 7 After installation is completed click Next to continue ...
Page 18: ...ize the area between camera side s and mounting The mounting should be made of material with high thermal conductivity such as aluminium If active cooling is applied connect the cooling connectors see Fig 4 9H to the threads of the camera unit see Fig 3 3J ensure the O rings are in place maximum torque 1 Nm and attach appropriate cooling system air or liquid to the connectors suitable for hoses wi...
Page 19: ...re warning unit should be mounted to an appropriate fixture in such a way that the indicator leds and buttons are visible and accessible to the operator If this is not possible an additional warning light system optional should be applied to ensure that possible alarms will be noticed and reacted on without delay Electrical connections The electrical connections shall be made in the following way ...
Page 20: ...the placement of camera unit temperature warning unit and computer Ensure all system components are placed in such a way that the applicable mains plugs are always easily removable from the electrical network A B D C G F E H K J I CAUTION Do not connect other than the provided power supply to temperature warning unit Only connect the power supply to a wall socket with protective grounding Power su...
Page 21: ...rature inside the camera unit exceeds 55 At the same time the audible warning sound will be activated Pressing SOUND OFF button will silence the audible warning sound The audible warning sound will not re activate unless CRITICAL ERROR activates If CHECK COOLING activates check the cooling system without delay and ensure the camera is properly cooled CRITICAL ERROR led will activate if the interna...
Page 22: ...nect the GigE cable to your computer after which the computer starts searching for the camera this may take some time depending on the computer Typical announcements in Windows taskbar are Identifying No network access before connection to the camera is established and Unidentified network No network access after connection to the camera is established after the camera is found CAVITAR Capture can...
Page 23: ...e will start see Figs 5 1 5 5 Proceed by following the instructions and email the registration file to your vendor or Cavitar Fig 5 1 Registration step 1 Fig 5 2 Registration step 2 Fig 5 4 Registration file saved notification Fig 5 3 Registration step 3 Fig 5 5 Registration final notification ...
Page 24: ...e The screen shown in Fig 5 1 will appear Click Load and select the file sent by your vendor or Cavitar After this a notification appears see Fig 5 6 and CAVITAR Capture starts after pressing OK see Fig 5 7 Fig 5 6 Registration completed successfully Fig 5 7 CAVITAR Capture user interface ...
Page 25: ...a is connected to the computer there should be no need to repeat this procedure Select Open Camera from File menu This will open the window shown in Fig 5 8 Select the correct camera and click OK if the camera hasn t been found by Windows there will be no camera in the Select a camera to open list in this case wait a while and try again A view as in Fig 5 9 will appear Fig 5 8 Opening the camera F...
Page 26: ...e It is also possible to set desired zoom directly from the GUI in the following way move the mouse cursor to the upper left corner of the desired area press and hold down left mouse button move the mouse cursor to the lower right corner of the desired area release left mouse button press right mouse button and select Zoom F Preview controls for adjusting the image refresh rate on screen G Gain co...
Page 27: ...how sources Show camera capture rate tune controls Show histogram View grid Rotate image by 90 degrees Fullscreen mode Alt Enter This mode can also be entered exited by pressing right mouse button Autofit image for fullscreen mode Show zoom controls in fullscreen mode Settings Snapshot Recording Camera Image adjustment Calibration Guideline and grid properties External control See separate guide f...
Page 28: ... further set Camera capture rate e g to 25 fps or your preferred frame rate set Sync mode to internal o the use of external sync mode e g synchronization to arc requires a special power sync cable instead of the standard power cable o if external sync mode is used select correct Sync polarity o external sync signal 0 4 5V low 11 24V high input impedance 680 ohm set Sync out to Off o the use of Syn...
Page 29: ...e desired ROI press and hold down left mouse button move the mouse cursor to the lower right corner of the desired ROI release left mouse button press right mouse button and select ROI Binning for reducing image file size and for increasing sensitivity Mirror and Flip for changing the orientation of the image 5 2 5 Image adjustment Image adjustment tool can be used for optimizing the visual appear...
Page 30: ...ise in the images Gain is typically applied if the original image is too dark e g very dark or highly reflective metal surfaces Gain can also be adjusted directly from the GUI Gamma is a nonlinear correction tool that increases the visibility of dark regions with respect to brighter regions Gamma correction can often improve the visual appearance of the image Grayscale adjustment enables the selec...
Page 31: ...isplayed on screen as grayscale range 151 255 With 4 bars even more detailed adjustment of grayscale ranges is possible Once the adjusted image looks optimal the settings can be saved and the window can be closed by pressing Set Exit button 5 2 6 Guidelines Up to four horizontal and up to four vertical guidelines can be drawn on top of the image These guidelines can be used for e g ensuring that t...
Page 32: ... Guideline properties can be adjusted by selecting Guideline and grid properties under Settings menu This will open the guideline and grid properties window Fig 5 16 Fig 5 16 Guideline and grid properties ...
Page 33: ...d calculated distances on the screen Grid spacing and precision Fig 5 17 shows the view after selecting lines for 1 and 2 and pressing OK in Fig 5 16 Fig 5 17 Guidelines with calculated distances 5 2 7 Calibration Calibration feature enables the calibration of the image so that instead of pixel values it is possible to get actual measures from the images in the desired unit e g mm or inch To calib...
Page 34: ...rn or some other object with known dimensions Once the lines are positioned to known distances from each other these distances can be typed to the appropriate fields Calibration based on conversion can be made without guidelines In Fig 5 17 a ruler was applied to position the vertical lines 20mm apart from each other The distance between horizontal lines was made equal to the distance between vert...
Page 35: ...sing Change file path button After all information has been successfully filled the Calibrate button becomes active and the calibration can be completed A confirmation window will appear after pressing Calibrate button Fig 5 20 Fig 5 20 Calibration complete window Fig 5 21 shows the view after successful calibration As can be seen the distances between the vertical and horizontal lines are now in ...
Page 36: ...34 Fig 5 21 View after calibration ...
Page 37: ...tings To define the recording settings select Recording from Settings menu This will open the window shown in Fig 5 22 The actual appearance of the window may depend on the software version in use Fig 5 22 Recording settings ...
Page 38: ...ffer of sec This option continuously captures images to RAM memory and keeps the most recent images within the specified duration in memory until stopped Buffer T1 sec continuously then capture T2 sec after trigger This 2 part ring buffer option enables capturing images for a specified duration before and after a dedicated trigger Trigger can come from operator or from external source see separate...
Page 39: ...port button for saving the images to a desired location have been indicated in Fig 5 23 It is also possible to move the slider with a mouse If some or all of the recorded images need to be saved on a hard disk the Export button needs to be pressed This opens the Export window Fig 5 24 Fig 5 24 Export window ...
Page 40: ... Before taking snapshots it is good to set the snapshot settings by selecting Snapshot from Settings menu see Fig 5 25 Fig 5 25 Snapshot settings 5 3 Starting and stopping laser illumination Laser illumination will start when the conditions below are met CAM OK led on the TWU is on camera is powered Laser is enabled in Camera settings Timing sync window Settings menu Camera Start button Fig 5 10A ...
Page 41: ...eventing camera connection It may take some minutes after powering the system before the camera is found by the computer See Section 5 2 for more details No camera opened notification in CAVITAR Capture software from File menu select Open camera and select the correct camera Images are too dark or bright check camera settings Settings menu Camera o for typical settings see Section 5 2 4 check that...
Page 42: ...important to keep the following optical surfaces clean fixed glass filter in the camera unit behind the replaceable protective window replaceable protective window in the camera unit Clean these sensitive optical surfaces primarily by using clean and dry pressurized air If this is not sufficient try dry optical wipes If needed the optical wipe can be moisted Do not use strong solvents as they may ...
Page 43: ...blems please contact your vendor or Cavitar by email or by telephone Cavitar Ltd Kuokkamaantie 4 A FI 33800 Tampere FINLAND tel 358 3 447 9330 email support cavitar com Our current contact information is available at our website www cavitar com End of life It is not allowed to dispose Welding Camera as unsorted municipal waste The system must be returned to your vendor or to Cavitar for proper dis...
Page 44: ...acement product Warranty service does not include repair or replacement caused by the following reasons 1 negligence by the user of the product or overloading of the product or failure to observe the operating instructions or proper care 2 transportation of the product 3 unauthorized modifications or attachments have been made to the product 4 the casing of the product has been opened 5 circumstan...
