TQC Sheen SH1349 Operating Manual Download Page 1 | Manualshive

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V2.

1 0719

D

IGITAL

K

REBS

V

ISCOMETER

(480)

SH1349 - O

perating Manual

1
2
3
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Summary of Contents for SH1349

Page 1: ...V2 1 0719 DIGITAL KREBS VISCOMETER 480 SH1349 Operating Manual ...

Page 2: ... a production environment or in the laboratory Features of the Digital Krebs Viscometer 480 Microprocessor control Digital backlit display showing Viscosity in K U mPas S cP Store number Overange indication Calibration sequence Calibration lock Height sensor that prevents the instrument from being operation whilst the paddle is above the level of the tin 9 reading memory Stored values are held wit...

Page 3: ...scometer 5 Operating the Digital Krebs Viscometer 5 To remove the rotor paddle 5 4 Calibrating the instrument 6 Oils 7 Calibration technique 7 How to make measurements 8 Clearing the memory 9 Microprocessor warning messages 9 5 Instrument Specifications 10 6 Care and routine maintenance 11 7 Spares 12 8 Troubleshooting 13 Display not lighting 13 No reading 13 ...

Page 4: ...sources of heat 8 Do NOT place the instrument in a strong magnetic field near large electric motors transformers etc 9 The case of the instrument should only be removed by authorised qualified personnel 10 Ensure the unit is placed on a solid and level surface and bolted down using the mounting holes provided 11 Safety critical component If you need to change the power supply unit you must replace...

Page 5: ...4 2Getting started Packing list Digital Krebs Viscometer 480 Paddle Operating manual Power cord 500ml paint can to BS1262 1989 ...

Page 6: ...tal Krebs Viscometer Switch the instrument on Fill the Ø 80 mm tin can provided to two thirds full with the sample material Place the tin can on the instruments turntable Push down the handle to its lower location so the rotor paddle is immersed in the sample The rotor paddle will automatically rotate at 200 RPM Observe the turntable and when it is steady note the reading indicated by the pointer ...

Page 7: ...refore all calibration oil values in centiPoise mPas S must be converted into grams by the following formula Where L load grams n viscosity of calibration oil in centiPoise mPas S p density of calibration oil in g ml The three calibration points are 1003 grams 495 grams 121 grams Due to variations in the viscosity of calibration oils it may be found that the calculated value in grams differs from ...

Page 8: ...ontents of a full Calibration oil bottle Carefully empty the contents of each calibration oil bottle into separate CLEAN 500ml paint tins to BS1262 1989 Ensure each paint tin and lid is labelled in order to identify their contents Replace lids Switch on the instrument and plug the calibration key into the rear of the instrument The instrument is now in calibration mode The first calibration point ...

Page 9: ...fore proceeding The instrument display will now show a new value 495 grams Repeat steps 4 9 with the second oil SH0855 The instrument display will now show a new value 121 grams Repeat steps 4 9 with the third oil SH0718 The instrument will display Remove key and emit a warning tone until it is removed Remove the calibration key The instrument is now in normal read mode Check the accuracy of the c...

Page 10: ...tored the instrument will sound a warning tone This stored value will over write the last value held in memory Holding the read key will keep the paddle rotating until the key is released This allows a longer test to be performed Clearing the memory Once this operation has been carried out the memory should be cleared Simply depress the two centre keys CLEAR simultaneously The instrument will conf...

Page 11: ...00 r p m 1 Sample container 500ml standard Dimensions 200 mm x 360 mm x 550 mm W x D x H 7 9 x 14 2 x 21 7 Weight 8kgs 17 6lbs Power consumption 30 watts max Electrical supply 200 250V 100 120VAC switchable Working environment This instrument has been designed for indoor use in a temperature range of 5 C 40 C If the instrument is used outside these values its accuracy cannot be guaranteed Associat...

Page 12: ...ed oil Check tension of the operating handle Lightly grease the main support post Remove any excessive paint deposits from instrument in general Note Always remove and clean the paddle immediately after use Do not allow paint material to come into contact with the quick release chuck Do not allow solvents to come in contact with the keys or the display window ...

Page 13: ...12 7Spares Calibration key required for instrument calibration SH7120 ...

Page 14: ...nt switched on If the display is not working after this then check the internal fuse No reading If the display shows zero when taking readings then check the following Is the paddle rotating If yes then the instrument needs calibration If the paddle is not rotating or continues to show zero after calibration then there is an internal fault ...

Page 15: ...14 ...

Page 16: ... material is copyrighted by TQC Sheen and may not be reproduced in whole or part by means of information storage retrieval or reproduction without written permission from TQC Sheen Copyright 2018 TQC Sheen ...

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