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SPECTROPHOTOMETER 

CM-3700A

INSTRUCTION MANUAL

Before using this instrument,
please read this manual.

Summary of Contents for CM-3700A

Page 1: ...SPECTROPHOTOMETER CM 3700A INSTRUCTION MANUAL Before using this instrument please read this manual ...

Page 2: ...le the instrument Denotes an instruction Be sure to disconnect the AC adapter from the AC outlet This symbol indicates A C This symbol indicates D C This symbol indicates class II protection against electric shock Trademarks Windows is a registered trademark of Microsoft Corporation in the United States and other countries Notes on this Manual Copying or reproduction of all or part of the contents...

Page 3: ... In such situations turn the power OFF immediately disconnect the AC adapter plug from the AC outlet and contact the nearest Konica Minolta authorized service facility Do not forcibly bend twist or pull the AC adapter power cable Do not scratch or alter the power cable or place heavy objects on it Doing so may damage the power cable and cause a fire or electric shock Always hold the plug itself wh...

Page 4: ...act and vibration during shipment to Konica Minolta for maintenance Should they be lost or damaged contact the nearest Konica Minolta authorized service facility Protective cap for the specimen measuring port integrating sphere opening The CM 3700A is delivered with no target mask attached To protect the specimen measuring port a protective cap is attached to the specimen measuring port This prote...

Page 5: ...the instrument Measurement Make sure no dirt or dust get into the specimen measuring port When using the instrument for long periods of time the measurement value may change depending on changes in the environment Therefore in order to achieve accurate measurements we recommend that white calibration be done regularly using the White Calibration Plate White Calibration Plate The calibration data f...

Page 6: ...A is not in use be sure to attach a target mask to the measuring port to prevent entry of foreign matter The CM 3700A may cause interference if used near a television radio etc Since the CM 3700A uses a microcomputer external magnetic noise may cause malfunction In this case turn the power OFF and wait 30 minutes and then turn it ON again About Transmittance Measurement Do not spill a specimen or ...

Page 7: ... not in use so that the White Calibration Plate is not exposed to ambient light during storage The Target Masks may discolor if they are left exposed to light When they are not in use keep them in a safe place to prevent exposure to light and to protect them from scratches and dust And store them in the accessory case CM A156 Take care not to leave the CM 3700A for a long period of time with a tar...

Page 8: ... Data 20 Attaching the Transmittance Zero Calibration Plate Optional Accessory 21 Notes on Use of Transmittance Zero Calibration Plate 21 Performing 100 calibration 22 Setting up instrument for 100 calibration to air 22 Setting up instrument for 100 calibration to water 22 Setting a Specimen 23 Reflectance measurement 23 The sample holder for measuring the reflectance 24 About opacity measurements...

Page 9: ...7 Using the CM 3700A ...

Page 10: ...lumination aperture area at specimen surface areas for each target mask are as follows CM A91 SAV 3 5 mm 5 7 mm CM A92 MAV ø8 mm ø11 mm CM A93 LAV ø25 4 mm ø30 mm Zero Calibration Box CM A155 Used to perform zero calibration for measurement of reflectance and to perform haze measurement at measurement of transmittance AC Adapter AC A308 Used to supply power from an AC outlet to the CM 3700A Input ...

Page 11: ...ic Cell CM A130 optical path length 2mm CM A131 optical path length 10mm CM A132 optical path length 20mm This disposable plastic container is used to hold liquid specimens Cell CM A97 optical path length 2mm CM A98 optical path length 10mm CM A99 optical path length 20mm This glass container is used to hold liquid specimens Transmittance Zero Calibration Plate CM A100 Used when performing zero ca...

Page 12: ...55 Target Mask CM A92 MAV ø8 mm measurement ø11 mm illumination Target Mask CM A93 LAV ø25 4 mm measurement ø30 mm illumination Standard accessories Optional accessories CM S100w Transmittance Specimen Holder CM A96 CM A100 Cell Cell Professional Edition Basic Edition Personal Computer CM A130 2 mm set for 100 CM A131 10 mm set for 100 CM A132 20 mm set for 100 CM A97 2 mm CM A98 10 mm CM A99 20 m...

Page 13: ...ON and OFF Sample holder Used to hold the specimen white calibration plate or zero calibration box Target mask Select a suitable target mask for 5 7mm SAV ø11mm MAV and ø30mm LAV measurements according to the specimen and attach it to the CM 3700A Transmittance specimen chamber cover Covers the transmittance specimen chamber when slid closed USB connection terminal Used to connect the instrument t...

Page 14: ...mittance with nothing or a cell containing distilled water in the transmittance chamber P 22 Positioning a specimen Position the specimen on in the CM 3700A P 23 Performing measurement Perform measurements Turning the power OFF When measurements are complete turn the power OFF P 15 Exit out of the software and turn off the PC Connecting the PC Connect the CM 3700A to the PC with the USB cable P 13...

Page 15: ...connect the USB cable connector check the shape of the receptacle connection terminal and insert the connector fully until it is secured Connecting a Personal Computer Operating Procedure In general a USB cable can be connected disconnected while the instrument is turned ON however you need to turn OFF the instrument in the procedure below See P 14 for how to connect the AC adapter and P 15 for ho...

Page 16: ...se electric shock Insert the power plug fully and securely Incomplete inserting may cause fire or electric shock Do not disassemble or modify the AC adapter Doing so may cause a fire or electric shock Do not unplug or plug in the AC adapter with the instrument s power switch set to ON Doing so may cause malfunction Connecting the AC Adapter Connecting Procedure 1 Make sure that the power switches ...

Page 17: ...a fire In such situations turn the power OFF immediately disconnect the AC adapter from the AC outlet and contact the nearest Konica Minolta authorized service facility Turning Power ON and OFF Procedure 1 To turn the power ON and to light the lamp on the power switch set the power switch to ON I 2 To turn the power OFF set the power switch to OFF ...

Page 18: ...s 3 Align the target mask positioning holes of the target mask to be attached with the target mask positioning pins of the Spectrophotometer s specimen port baseplate and slide the target mask in against the specimen port baseplate Memo The target mask should be attached in the direction that makes the white painted surface face inside toward the CM 3700A side and position the letters MADE IN JAPA...

Page 19: ...E Calibration for Transmittance Measurements After the Spectrophotometer has been switched on 0 calibration and 100 calibration must be performed before spectral transmittance measurements are taken 0 calibration is performed by blocking the light path with an opaque material a material which has a transmittance of 0 to set the 0 reference point for transmittance measurements 100 calibration is pe...

Page 20: ...urement area MAV Specular component SCE Target mask MAV UV light quantity 99 9 Measurement area LAV Specular component SCE Target mask LAV UV light quantity 99 9 In this case the calibration can be performed under all the six kinds of measurement conditions Moreover the calibration can be performed when UV light quantity is set except 99 9 However in this case the measured value is calculated and ...

Page 21: ...luorescent calibration perform measurement under the condition that the UV cut off filter does not cover the xenon lamp UV light quantity is 99 9 Attaching the Zero Calibration Box Procedure 1 Pull the sample holder toward you and keep it open The sample holder will remain open when opened more than 70 degrees 2 Fit the projections of the zero calibration box into the grooves on the CM 3700A and t...

Page 22: ...ration data for the white calibration plate being used is required The white calibration data for the white calibration plate included with the instrument is stored in the instrument s memory at the time of shipment The white calibration plate may become discolored if left exposed to light Therefore when not in use make sure that the lid is closed to prevent exposure to light Take care not to scra...

Page 23: ...pen the cover of the transmittance chamber 2 Position the Transmittance Zero Calibration Plate in the transmittance chamber so that it completely blocks the illumination window Memo When using the optional Transmittance Specimen Holder position the Transmittance Zero Calibration Plate in the holder For information on installing the optional Transmittance Specimen Holder refer to the instructions i...

Page 24: ...tting up instrument for 100 calibration to air Procedure 1 Open the cover of the transmittance chamber 2 Make sure that there is nothing specimen cell Transmittance Zero Calibration Plate etc between the illumination window and the receiving window in the transmittance chamber Memo It is no problem that the optional Transmittance Specimen Holder CM A96 is installed in the transmittance chamber 3 C...

Page 25: ...lectance measurement Make sure that there is nothing in the transmittance chamber Before starting reflectance measurements attach the target mask to be used for measurements Before starting reflectance measurements set the measurement area specular component and UV light quantity using the software Procedure 1 Pull the sample holder toward you and keep it open c c The sample holder will remain ope...

Page 26: ...per attaching screws by turning them counterclockwise using a Phillips head screwdriver Keep the removed screws and stopper in a safe place When widely opening the measurement port baseplate install the CM 3700A at the edge of desk so that the sample holder does not touch the desk below 4 Repeat the procedure 2 and 3 and after deciding the position of the specimen so that the part that you want to...

Page 27: ...problem if the values are used as relative values It is recommended that the optional Transmittance Specimen Holder CM A96 be used to hold the specimen in place In the case of a liquid specimen use of an optional cell CM A97 to 99 A130 to 132 is recommended c c If you are going to use a container other than the above cells it must be transparent and constructed in such a way that it can be positio...

Page 28: ...ce the light trap hook the flange of the light trap into the Spectrophotometer as shown inset the screw and turn the screw clockwise until snug About haze measurements When the White Calibration Plate is positioned over the reflectance measuring aperture the measurement geometry for transmittance measurements becomes di 0 When the Zero Calibration Box is positioned over the reflectance measuring a...

Page 29: ... white calibration plate Target Mask Use a blower to remove dirt and dust from the target masks Do not touch the black coated surface of the target masks with fingers or wipe it with a cloth If the target masks get so dirty that dirt cannot be removed using a blower contact the nearest Konica Minolta authorized service facility Inside Integrating Sphere 1 Remove the light trap cover See P 26 Be su...

Page 30: ...r software Memo This will cause the lens to move closer to the receiving window making it easier to clean 2 Use a blower to remove dirt and dust from the receiving window Do not put your fingers into the receiving window or touch any optical lenses Receiving window ...

Page 31: ...t Konica Minolta authorized service facility Incorrect Calibration Procedure The calibration procedure is not correct The count value is not appropriate for zero 0 or while 100 calibration Use the zero calibration box for zero calibration and the while calibration plate for white calibration 19 20 A D Error A D conversion failed A D converter failure Circuit failure Turn the power off and then on ...

Page 32: ...ta Are you sure The calibration data for while calibration is not found Load the calibration data into the instrument 20 Check UV Settings UV Settings has been set to 100 Full Set the UV Settings to UV adjustment Refer to the SpectraMagic NX optional instruction manual UV adjustment not possible Change Standard value or tolerance settings or use a different Fluorescent Standard Current settings di...

Page 33: ... to the operation manual of the software perform the operation correctly Transmittance measurement results seem strange Was specimen positioned correctly Position specimen correctly 23 Was 100 calibration performed correctly Attach White Calibration Plate correctly and perform 100 calibration correctly using the appropriate calibration standard air or distilled water 22 Was zero calibration perfor...

Page 34: ...32 ...

Page 35: ...33 Explanations ...

Page 36: ...ate the specimen in the transmittance chamber a The light transmitted by the specimen is received by the specimen measuring optical system and guided to the sensor b The diffused light in the integrating chamber is received by the illumination monitoring optical fiber and guided to the sensor The light from the specimen measuring optical fiber and from the illumination monitoring optical fiber is ...

Page 37: ...software CM S100w The target mask for SAV measurements is essentially the same as the one for MAV measurements but with a 0 3 mm thick diffusion plate attached to increase the illumination area and reduce the edge loss error which occurs with semitransparent specimens The target mask surface which faces into the integrating sphere has a high reflectance white coating Since the reflectance of this ...

Page 38: ...p will change over time it is recommended that fluorescent calibration be performed periodically if fluorescent specimens will be measured WHEN FLUORESCENT CALIBRATION IS PERFORMED When SpectraMagic NX is used the following four fluorescent calibration methods are available to enable accurate measurement of fluorescent reflectance 1 Tint mode Correction coefficients for fluorescent measurement are...

Page 39: ...37 Dimensions 170 6 170 6 37 27 247 6 75 5 91 5 197 371 271 2 7 496 478 71 8 91 5 mm ...

Page 40: ...flectance 1 is measured 30 times at 10 second intervals after white calibration has been performed Spectral reflectance 380 to 740 nm Standard deviation within 0 02 360 and 370 nm Standard deviation within 0 04 Chromaticity Standard deviation within E ab 0 05 Inter instrument agreement Mean E ab 0 08 typical Average for 12 BCRA Series II color tiles Max E ab 0 3 corresponds to approx E CMC 0 2 for...

Page 41: ... RESULTING FROM THE MISUSE MISHANDLING UNAUTHORIZED MODIFICATION ETC OF THIS PRODUCT OR FOR ANY INDIRECT OR INCIDENTAL DAMAGES INCLUDING BUT NOT LIMITED TO LOSS OF BUSINESS PROFITS INTERRUPTION OF BUSINESS ETC DUE TO THE USE OF OR INABILITY TO USE THIS PRODUCT ...

Page 42: ... 2011 2017 KONICA MINOLTA INC 9222 A4KX 11 BHEEDK ...

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