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Table of Contents
Related Manuals for ERICHSEN LINEARTESTER 249
Summary of Contents for ERICHSEN LINEARTESTER 249
- Page 1 Scratch Hardness Tester LINEARTESTER 249 ATTENTION Read Operating Instructions carefully before commissioning. Operating Instructions Scratch Hardness Tester LINEARTESTER 249 Seria-No.: Erichsen-No.: Year of construction: 2010 Country of origin: Germany Stand: VI/2010 BAE 249...
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Page 2: Table Of Contents
Scratch Hardness Tester LINEARTESTER 249 Index Page Fundamentals Who should have access to the Manual Duties of the user's management Duties of the user's operators Dangers arising from the use of the instrument Proper Use Guarantee and Liability Copyright Address of the Manufacturer... - Page 3 Scratch Hardness Tester LINEARTESTER 249 Preselection Counter (Display) Control Elements Operation of the preselection counter Battery change (Preselection counter) Universal Adapter Set (Accessories) Universal shaft Clamping adapter Disc adapter Chucking adapter Mounting instructions for the universal adapter set Care and Maintenance Inspection and Maintenance 9.1.1...
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Page 4: Fundamentals
Scratch Hardness Tester LINEARTESTER 249 Fundamentals Who should have access to the Manual It is a fundamental precondition for safe and trouble-free operation of the instrument that the safety instructions and safety guidelines are known by all concerned. This instruction manual contains the most important guidelines for the safe operation of the instrument. -
Page 5: Dangers Arising From The Use Of The Instrument
MEK tests, tests determining the resistance against solvents in general or wipe test, respectively. If the instrument is employed for any other purposes, this will be improper use. Erichsen GmbH & Co. KG will not be liable for any damage resulting from this. Proper use also implies:... -
Page 6: Copyright
Scratch Hardness Tester LINEARTESTER 249 Copyright The copyright of this instruction manual remains with ERICHSEN GmbH & Co. KG, D-58675 Hemer. The instruction manual is intended solely for the user and his personnel. The instruction manual contains instructions and guidelines that may not be duplicated, distributed or otherwise passed on either in full or in part. -
Page 7: Safety Instructions
Scratch Hardness Tester LINEARTESTER 249 Safety Instructions Meaning of Symbols The following symbols for dangers are used in this instruction manual. This symbol means possible immediate danger to the life or health of personnel. If this guideline is not noted it can lead to severe danger to health, up to fatal injury. -
Page 8: Dangers From Electrical Energy
No modifications or additions or alterations to the instrument may be made without permission from the manufacturer. All measures involving modifications require written confirmation of approval from ERICHSEN GmbH & Co. KG Instruments not in fault-free condition must be switched off immediately. -
Page 9: Transport And Storage
Scratch Hardness Tester LINEARTESTER 249 Transport and Storage Packing One of the factors on which the type of packing depends is the method of transport involved. Unless otherwise agreed in the Contract, the packing will be in accordance with the HPE guidelines... -
Page 10: Instrument Data
Scratch Hardness Tester LINEARTESTER 249 Instrument Data Name / Type Scratch Hardness Tester LINEARTESTER 249 Ord.-No. 0263.01.31 Scope of supply Basic unit Circular level Power pack Operating manual Accessories and Spare Parts Ord.-No. Product Description 0839.01.32 Load weight (1 - 40) N... -
Page 11: Technical Data
Scratch Hardness Tester LINEARTESTER 249 Ord.-No. Product Description 0539.03.32 Test tip acc. to ISO (Ø 1.0 mm) 0539.07.32 Test tip acc. to ISO (Ø 1.0 mm) – additionally covered with an extremly hard layer 0539.04.32 Test tip acc. to BMW (Ø 3.0 mm) -
Page 12: Assembly And Commissioning
Scratch Hardness Tester LINEARTESTER 249 Assembly and Commissioning Assembly of the Instrument The Scratch Hardness Tester LINEARTASTER 249 is a table model, which must be installed in a suitable place with normal ambient temperature. Special fixings are not required. To align the instrument horizontally use the four adjustable leveling feet at the bottom of the device as well as the included spirit level. - Page 13 Scratch Hardness Tester LINEARTESTER 249 Rear panel of the housing LINEART EST ER 249 DC 24V-3A A o ut 1V= 100mm/s S p eed X Potentiometer for speed setting Analogue output Low tension jack The analogue output (b) consists of two telephone jacks (black = pole / red = +pole).
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Page 14: Control Elements
Scratch Hardness Tester LINEARTESTER 249 Control elements Main switch EMERGENCY-OFF Slide Test tip Limit stop / Movable clamping bar Counterpoised lever with scale Taring weight Weight block with locking screw Weight of 0.5 N Fastening screw for test tip Clamp screw for fixing the test panel... - Page 15 Scratch Hardness Tester LINEARTESTER 249 BAE 249...
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Page 16: Performance Of The Scratch Tests
Scratch Hardness Tester LINEARTESTER 249 Performance of the Scratch Tests Selection of Test Tools For the performance of scratch hardness tests with the LINEARTESTER 249 following test tools are available: Spherical Inserts Description Test geometry Material test tip acc. to van... - Page 17 Scratch Hardness Tester LINEARTESTER 249 Asymmetric Inserts Description Test geometry Material test tip acc. to 1) 2) Clemen test tip acc. to VW carbide insert test tip acc. to Sikkens test tip acc. to Sikkens test tip for hardened cross hatch cutting...
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Page 18: Single Scratch Test
Scratch Hardness Tester LINEARTESTER 249 Single Scratch Test Loosen clamp screw (10) for fixing the specimen and draw it backwards. Loosen movable clamping bar/ limit stop (4) and draw it backwards (if desired, tighten it in this Fig. 1 position or in any other). (Fig. 1) Place test panel onto the slide (2) and push it against the clamping bar / limit stop (4). - Page 19 Scratch Hardness Tester LINEARTESTER 249 Move the weight of 0.5 N (8) to the right into the zero position (clicks into place behind). (Fig.5) Fig. 5 Insert test tip (3), according to the correct direction of effect, into the corresponding holder in the counterpoised beam (5) and fix it slightly with the fastening screw (9).
- Page 20 Scratch Hardness Tester LINEARTESTER 249 Now set the required test force by moving the weight block (7) along the scale on the Fig. 9a counterpoised lever (5) (steps of 1 N). (Fig. 9 a/9b) Fig. 9b By moving the weight of 0.5 N (8) to the left into the first catching position the test force is increased by 0.5 N, when moving further into...
- Page 21 “X”. Any other test speed up to 200 mm/s max., as required by the user. (Fig. 12) Now the LINEARTESTER 249 is ready for a single scratch test. Fig. 12 By pushing the start key (13) the test procedure starts.
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Page 22: Double Stroke Tests
Scratch Hardness Tester LINEARTESTER 249 Double stroke tests Crockmeter Test MEK Test Abrasion Test Wipe Test Contrary to the single scratch test the guide plate (15) is not used in these tests, and it can be dismantled by loosening the two screws with the help of the enclosed Allen key. -
Page 23: Preselection Counter (Display)
Scratch Hardness Tester SCRATCHMARKER 249 Preselection Counter (Display) Control Elements Start: For starting the test press key for approx. 1 sec (single scratch test). The contact indicator LED indicates the scratching through of the coating on conductive substrates (normally metal substrates) –... -
Page 24: Operation Of The Preselection Counter
Scratch Hardness Tester SCRATCHMARKER 249 Operation of the preselection counter Counter reading After each test the preselection counter C rises by one point. By actuating the start key the counter reading is reset to zero. Setting of the preset value By means of the left key you get into menu "P"... -
Page 25: Battery Change (Preselection Counter)
Scratch Hardness Tester, Model 239 II Battery change (Preselection counter) For the storage of the preset values the preselection counter is equipped with two batteries. (Typ CR ½ AA 3V Lithium). The batteries have an average life expectancy of approx. 5 years. Prior to replacing the batteries, put the instrument into a deenergized condition. -
Page 26: Universal Adapter Set (Accessories)
The clamping adapter is intended for tool inserts using a cylindrical shaft (4 mm dia.). The following tools from the ERICHSEN line can be used: spherical inserts, shaft without clamping device • test tip in accordance with van Laar (0.5 mm dia.) -
Page 27: Disc Adapter
M3. The min./max. admitted disc diameter is 8/25 mm. From the ERICHSEN programme the "Oesterle disc" (disc dia. 16 mm, thickness 1 mm, radius 0.5 mm, centre bore 3 mm dia.). The following versions... -
Page 28: Mounting Instructions For The Universal Adapter Set
Scratch Hardness Tester, Model 239 II Mounting instructions for the universal adapter set Clamping adapter Chucking adapter Direct assembly Disc adapter Gauge slide wih outside Tool insert with Cylindrical tool insert with Two-dimensional tool ∅ 1 / 2,35 / 3 mm 4 mm-shaft thread M2.5 insert with bore M3-screw... -
Page 29: Care And Maintenance
Scratch Hardness Tester, Model 239 II Care and Maintenance Inspection and Maintenance 9.1.1 Basic Unit In principle the Scratch Hardness Tester LINEARTESTER 249 does not require any maintenance. 9.1.2 Test Tools However, from time to time the drive spindle should be greased and the strings checked and replaced, if necessary.
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