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CTP Calibrator

Operating Manual

THE QUALITY CONTROL COMPANY

Version 1.03

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Summary of Contents for Ultra Dottie II

Page 1: ...CTP Calibrator Operating Manual THE QUALITY CONTROL COMPANY Version 1 03 ...

Page 2: ...1 40 ...

Page 3: ...2 40 The Quality Control Company ULTRA DOTTIE II CTP Calibrator Plate Reader Instruction Manual Version 1 03 ...

Page 4: ...RANSPORT 9 2 4 BASIC EQUIPMENT AND ACCESSORIES 9 2 5 ACCESSORIES 10 2 5 1 BetaTab software 10 2 5 2 BetaTarget Optional 10 3 OPERATION 11 3 1 FUNCTIONAL ELEMENTS 13 3 2 FIRST STEPS FOR USE 14 3 2 1 Power saving mode 14 3 2 2 Toolbar 15 3 2 3 Identifying the symbols 15 3 3 ADJUSTING DEVICE SETTINGS 20 3 4 INPUTTING A REFERENCE CURVE 21 ...

Page 5: ...5 6 Measuring paper 27 3 5 7 Measurement values 27 3 6 VISUALLY CHECKING THE DOT 29 3 7 MEASURING A PLATE CHARACTERISTIC CURVE 30 3 8 Ultra Dottie II MAINTENANCE AND CARE 32 Upgrading Your Ultra Dottie 2 Upgrade Codes 3 8 1 RESET 32 3 8 2 Replacing the batteries 33 4 APPENDIX 35 4 1 TECHNICAL DATA 37 4 2 SERIAL INTERFACE 38 4 3 DECLARATION OF CONFORMITY 39 ...

Page 6: ...2 1 INTRODUCTION 7 2 2 SAFETY 8 2 2 1 Warning 8 2 2 2 General safety tips 8 2 3 PACKAGING AND TRANSPORT 9 2 4 BASIC EQUIPMENT AND ACCESSORIES 9 2 5 ACCESSORIES 10 2 5 1 BetaTab software 10 2 5 2 BetaTarget Optional 10 1 ...

Page 7: ...has to be assessed This can be done with the Ultra Dottie II at a resolution of 12 700 ppi pixels per inch or 6 350 ppi as a matter of choice To avoid having to check each individual measurement during the linearization of a CtP the Ultra Dottie II offers the possibility of measuring an entire curve with up to 100 sample points and then transferring it to a host PC Beta Industries also offers Beta...

Page 8: ...ice cannot be used in an environment where there is a risk of explosion Ultra Dottie II may not be used in an area with strong electromagnetic fields Use the Ultra Dottie II in ambient temperatures between 10 C 50 º F and 40 C 104 F and do not expose the Ultra Dottie II to direct sun light Ultra Dottie II should never be opened up The guarantee expires immediately upon unauthorized opening of the ...

Page 9: ...transport Ultra Dottie II in the original device case to avoid damage Safeguard the measuring foot by pushing back the locking device Beta Industries cannot be liable for damage to the Ultra Dottie II during transport that can be traced back to inadequate packaging or an unlocked measuring foot 2 4 Basic equipment and accessories The Ultra Dottie II and the associated standard accessories are supp...

Page 10: ...e g word processor spreadsheet The screen dot as well as the associated measurement values will be transferred and can then be used for statistical analysis This software is an ideal tool for documenting measurement results 2 5 2 Beta Target Optional The BetaTarget is a long term stable absolute reference You can use the BetaTarget to test the device for its accuracy to carry out an upgrade and if...

Page 11: ...time of two years The expiration date and the serial number are printed on the label 3 OPERATION 11 3 1 FUNCTIONAL ELEMENTS 13 3 2 FIRST STEPS FOR USE 14 3 2 1 Power saving mode 14 3 2 2 Toolbar 15 3 2 3 Identifying the symbols 15 3 3 ADJUSTING DEVICE SETTINGS 20 3 4 INPUTTING A REFERENCE CURVE 21 3 5 MEASURING 23 3 5 1 General 23 3 5 2 Calibration 25 3 5 3 Measuring standard plates 25 3 5 4 Measu...

Page 12: ... paper 27 3 5 7 Measurement values 27 3 6 VISUALLY CHECKING THE DOT 29 3 7 MEASURING A PLATE CHARACTERISTIC CURVE 30 3 8 Ultra Dottie II MAINTENANCE AND CARE 32 3 8 1 RESET 32 3 8 2 Replacing the batteries 33 1 2 3 Table of ...

Page 13: ...12 40 Operation Functional Elements RESET on bottom LCD Display ENTER UP button DOWN button Positioning Aid Locking button RS232 Interface 0 Positioning 3 2 First steps for use ...

Page 14: ...tions please communicate this information to the manufacturer The device s factory settings have been selected to enable you to begin measuring plates immediately The Ultra Dottie II is configured as follows MODEL TYPES 1 BASIC AM Standard Screening for Metal Plates 2 BASIC PLUS AM FM Stochastic for Metal Polyester Plates 3 ADAVANCED AM FM Stochastic for Metal Polyester Plates including print proo...

Page 15: ...splay and displays the functions available using symbols A cursor black frame surrounding the symbol can be moved through the toolbar using the UP and DOWN buttons see section 3 1 Functions available using symbols A cursor black frame surrounding the symbol can be moved through the toolbar using the UP and DOWN buttons see section 3 1 The function designated by the cursor is executed by pressing t...

Page 16: ...ual dot inspection Increase representation resolution to 12 700 ppi Reduce representation resolution to 6 350 ppi Change to characteristic curve display Device Settings 3 3 2 3 2 Move the sub cursor Shift the sub cursor from left to right Shift the sub cursor from right to left Shift the sub cursor downwards Decrease value Shift the sub cursor upwards Increase value ...

Page 17: ... Screen ruling in lines inch Regular screening AM Stochastic screening FM Illumination for plate measurement R Red LED G Green LED B Blue LED Color for paper measurement C Cyan LED M Green LED Y Blue LED K Green LED Automatic CMY color recognition during paper measurement Positive dot Negative dot ...

Page 18: ...ent and data transfer Device is changing over to power saving mode Add reference value Delete reference value Restart and delete all previous settings 3 2 3 5 Symbols for measurement results Screen ruling in lines cm or lines inch Dot diameter in mm based on a circular dot of the same surface area Screen angle in Logarithmic Reflectance Value ...

Page 19: ...ion Standard plate Polyester plate Paper Film Batteries need to be exchanged Positive dot Negative dot AM Regular screening FM Stochastic screening R Red illumination for plate measurement G Green illumination for plate measurement ...

Page 20: ...ED or green LED is only recommended when the coloring of the plate has a strong proportion of light pink hues e g AGFA N90A as little image contrast is obtained with red illumination Film is measured on a professional illumination table in transmission This is why no choice of illumination is available for the film setting With paper measurement automatic color selection allows for quicker work as...

Page 21: ...ted reference value on the upper end provided that a sampling point for the reference curve is planned at this location All reference values are reset by selecting the function You preset the nominal value using and The position of the nominal value is marked by a small black arrow on the X axis of the diagram After initially selecting the nominal value select to add the value Thereafter the incre...

Page 22: ...w from within the settings window Select the function with the UP or DOWN button and execute this using the ENTER button All reference values are reset Select the function and execute this function repeatedly until the nominal value is equal to 5 press ENTER button 5 times Select the function The default value for this sample point corresponds to the nominal value Now select the function to increm...

Page 23: ...al Position the instrument by means of the positioning target on the patch and lower the measuring head The symbol will appear in the LCD Keep the measuring head lowered until the measurement value is displayed If the measuring head was released before the completion of the measurement indicated by the blinking symbol the measurement must be repeated Important For precise measurements make sure th...

Page 24: ...t was present Screen angle in Visual coverage Important In a regular screen the screen ruling dot size and screen angle will always be shown if the dot area has closed dots highlights and shadows The dot size will be displayed if the stochastic screen is set and screen tones 10 are measured This means the laser image quality can be verified easily These parameters are not shown for middle tones es...

Page 25: ...ings Important As the measurement algorithm is designed and optimized for finding dots in a picture measuring a 0 patch or a 100 patch can be difficult since the software is designed for having the best possible performance for dot easurements For this reason and in certain cases only the displayed measurement value for the 0 or the 100 may not be correct The measuring range for full precise readi...

Page 26: ...s obtained with red illumination 3 5 4 Measuring polyester plates Standard plates and polyester plates are measured with a red LED Use of the blue LED or green LED is only recommended when the coloring of the plate has a strong proportion of light pink hues as little image contrast is obtained with red illumination Important Due to the grainy background of polyester plates the repeatability may be...

Page 27: ...witching between the CMY colors is required Color contrast is very slight with tones under 10 so that manual color setting is recommended For measurements on black the color K must always be selected manually The Ultra Dottie II is equipped with a video camera which measures the geometric dot size relevant for plate readings For prints the densitometric dot size needs to be measured as this measur...

Page 28: ... In a regular screen the screen ruling will always be shown if the dot area has closed dots highlights and shadows 3 5 7 3 Dot diameter The diameter of the dots is displayed in µm The calculation is based on a circular dot of the same surface area Important The dot diameter is not shown for middle tones especially for chain dots in AM screening In a regular screen the dot diameter will always be s...

Page 29: ...lways be shown if the dot area has closed dots highlights and shadows 3 5 7 5 Visual Coverage The visual coverage is a density measurement which is not compatible with any current density standard and can only be used for comparative analysis For proper density measurements we recommend using a Beta Industries Densitometer conforming to standards For the Visual Coverage value a zeroing on the medi...

Page 30: ...g functions Increase representation resolution to 12 700 ppi Reduce representation resolution to 6350 ppi Transfer the current binary image to the host PC via RS232 Back to previous display Depending on the setting the binary image will be displayed with a resolution of 6 350ppi a pixel corresponds to 4 micron x 4 micron or 12 700ppi a pixel corresponds to 2 micron x 2 micron A light gray ruler in...

Page 31: ...copy it into any application that supports the clipboard 3 7 Measuring a plate characteristic curve The user can change from the standard display to the plate characteristic curve function by selecting the symbol for the plate characteristic curve function You will find the toolbar on the left side of the LCD with the following functions Reset all measurement values Reset the last measured value a...

Page 32: ...lower left edge of the Y axis and its expected reference value is shown above it If all of the patches have been measured this display is empty Current measurement value the measurement value of the patch just measured is shown in black on the top left corner of the Y axis and the expected reference value is shown below it If no patch has been measured yet after a restart this display will be empt...

Page 33: ...own at the top edge of the Y axis and the 10 reference value is shown below it The nominal value of 30 and the reference value of 30 are shown for the next patch If you have measured the 20 patch instead of the 10 patch put the measurement cursor back by one patch by selecting the function with the UP or DOWN button and then pressing the ENTER button The nominal value reference value and current m...

Page 34: ...head The device will respond with the start up display If you have technical questions for the manufacturer you will find the firmware version and serial number in this display Please state these when requesting verifications Upgrading your Ultra Dottie II When your plate measuring needs change you can upgrade your Ultra Dottie II to take advantage of stochastic color print and other advanced feat...

Page 35: ...the correct value at any position use the left button to lower the displayed value 7 Press the right button to move the cursor to the second digit 8 Since the second digit is zero nothing else needs to be done at this position press the right button to move to the third digit 9 Press the center button four times to raise the display to 4 10 Press the right button to move to the fourth digit Press ...

Page 36: ...ing B BASIC or BASIC PLUS to ADVANCED All of the advanced features such as PAPER STOCHASTIC LED COLOR and CURVE PLOT will now be available on the SETUP screen Be careful not to accidentally go into the upgrade function Entering the wrong values will cause the instrument to revert to a BASIC model You will need to enter the upgrade code again to return to the ADVANCED mode ...

Page 37: ... cover from the battery compartment Remove the two old batteries Insert the new batteries while taking the polarity into account The polarity and the mounting position are illustrated in the battery compartment Put the battery cover back on again Tighten the battery cover screw Dispose of the old batteries in accordance with regulations Push the RESET button 4 APPENDIX 35 4 1 TECHNICAL DATA 37 38 ...

Page 38: ... X Polyester plates X Film X Paper X Positive and negative samples X Regular screen AM X Stochastic screen FM 1st and 2nd order X Measurement technique Sensor CMOS 648 x 488 Sensor resolution 12 700 ppi Viewing area per pixel 2µm x 2µm Viewing area ca 1 3mm x 1mm Analysis Image analysis algorithms Illumination RGB LED ring optics Repeatability 0 5 Measurement time 3 4 sec typ Screen ruling range A...

Page 39: ... RS232 Baud rate 115 200 Mechanical data Dimensions 4 3 x 7 3 x 14 5 cm 1 7 x 2 9 x 5 7 in Weight Approx 400 g Operating conditions Temperature 10 C to 40 C Relative humidity 10 to 80 non condensing Storage conditions Temperature 20 C to 70 C Relative humidity 10 to 90 non condensing 4 2 Serial interface The Ultra Dottie II is equipped with an RS232 interface To obtain access to the serial interfa...

Page 40: ...igned representing the following manufacturer Beta Industries herewith declares that the product Ultra Dottie II Plate Measuring Device is in conformity with the provisions of the following CE directive s including all applicable amendments 73 23 EEC Electrical equipment for use within specified voltage limits 89 336 EEC Electromagnetic compatibility and the standards and or technical specificatio...

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