Zehntner ZSH 2290 Instruction Manual Download Page 1 | Manualshive

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ZSH 2290

Pencil Hardness Tester

Instruction manual

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Summary of Contents for ZSH 2290

Page 1: ...ZSH 2290 Pencil Hardness Tester Instruction manual ...

Page 2: ......

Page 3: ...sed 6 2 2 Safety notes and hints 6 3 Delivery of device 7 3 1 Damages during carriage 7 3 2 Shipment 7 3 3 Standard delivery 8 4 Device overview 9 5 Preliminaries 10 5 1 Pencil preparation 10 5 2 Inserting the pencils 11 6 Handling 12 7 Cleaning and storage 14 8 Technical specifications 14 Glossary 15 ...

Page 4: ...ntner to update Some of the images shown in this instruction manual may be of a preproduction model and or are computer generated therefore the design features of the delivered product may differ in various aspects The instruction manual has been drafted with the utmost care Nevertheless errors cannot be entirely excluded The manufacturer will not be liable for errors in this instruction manual or...

Page 5: ...reas For many sectors of industry including paint furniture and vehicle Laboratory testing apparatus for quality control research and development Practically applicable to all flat single and multi coat systems In particular this instrument has the following features Practical pencil height setter for easy insertion of pencils as well as for load release between tests Easy to handle Reliable resul...

Page 6: ... coatings to mechanical stress by pencils of different hardness according to Wolff Wilborn Any other use is considered as being not in accordance with the intentions of the manufacturer and is conducted at the user s own risk The manufacturer is not liable for any resulting damages Avoid any mode of operation that could affect the safe working with the ZSH 2290 Especially the determination of the ...

Page 7: ... the courier liable immediately in the following way When opening the parcel we had to notice that etc This superficial checking of the goods has to be done within the time limit set by the carrier which is normally 7 days However the period could vary depending on the courier Hence it is recommended to check the exact time limit when receiving the goods If there are any damages also inform your a...

Page 8: ...s 6B to 9H 1 sharpener for exposing the lead cylindrically 1 pencil holder 1 set emery paper No 400 1 certificate of manufacturer 1 instruction manual 1 carrying case Zehntner GmbH Testing Instruments refuses all warranty and liability claims for damages caused by usage of the ZSH 2290 in combination with non original accessories or accessories from third party suppliers ...

Page 9: ...Page 9 4 Device overview 1 Pencil guides 2 Pencil height setter also load release function 3 Fixing screw one for each test load 4 Wheel 5 Wheel hubs 1 2 3 4 5 ...

Page 10: ...not to damage the lead The remaining wood can be removed by a fingernail Rub the lead against the emery paper No 400 maintaining an exact angle of 90 to the paper until a flat circular surface is obtained at the tip of the lead Repeat this procedure after each test Always sharpen the pencils and trim the leads as specified in the standards you use ...

Page 11: ...on a flat surface Put the pencil height setter into load release position Insert the selected pencil into the pencil guide of the desired load 5N 7 5 N or 10 N of the ZSH 2290 until the lead touches the surface Tighten it with the respective fixing screw ...

Page 12: ...ness under laboratory conditions temperature humidity Sharpen the pencils and trim the leads as described in chapter 5 1 Pencil preparation on page 10 Place the ZSH 2290 on a flat surface and insert the pencil as described in chapter 5 2 Inserting the pencils on page 11 Place the hardness tester on the coating under test Put the pencil height setter into test position ...

Page 13: ...ace with the naked eye for indentation or scratching Repeat the test using pencils of increasing hardness until the lead of the pencil penetrates into the coating and a marking occurs over a distance of at least 3 mm The degree of hardness of this pencil is the pencil hardness Wolff Wilborn hardness of the coating The following degrees of hardness are available For further details see the standard...

Page 14: ... not use strong acids or alkaline liquids for cleaning 8 Technical specifications Test load 5 N 7 5 N and 10 N Material hardness tester steel Material pencils wood and graphite Dimensions LxWxH 150 mm x 61 mm x 49 mm 5 91 x 2 40 x 1 93 Weight 1 4 kg 3 09 lbs Standards ASTM D3363 DIN SPEC 91064 ECCA T 4 EN 13523 4 ISO 15184 MIL C 27 227 NEN 5350 SIS 184187 SNV 37113 withdrawn 2006 Warranty 2 years ...

Page 15: ...lusion of liability 4 Extent of delivery 8 F Features 5 H Handling 12 I Inserting the pencils 11 Instrument Damages 7 Delivery 7 Description 5 Overview 9 Standard delivery 8 P Preliminaries 10 Preparation Inserting the pencils 11 Pencil 10 S Safety information 6 Shipment 7 Storage 14 T Technical specifications 14 Transportation Damages 7 ...

Page 16: ...Zehntner GmbH Testing Instruments Gewerbestrasse 4 CH 4450 Sissach Switzerland Tel 41 0 61 953 05 50 Fax 41 0 61 953 05 51 zehntner zehntner com www zehntner com Version 1 0 dated 28 09 2017 ...

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