Elcometer Adhesion Verification Unit Manuals

User Guide Elcometer AVU Adhesion Verification Unit www.elcometer.com R For the avoidance of doubt, please refer to the original English language version. Dimensions: 165 x 155 x 105mm (6.5 x 6.1 x 4.1") Weight: 3kg (6.6lbs) © Elcometer Limited 2013 - 2017. All rights reserved. No part of this document may be reproduced, transmitted, transcribed, stored (in a retrieval system or otherwise) or translated into any language, in any form or by any means (electronic, mechanical, magnetic, optical, manual or otherwise) without the prior written permission of Elcometer Limited. CONTENTS www.elcometer.com en-1 R Section Page 1 Overview en-2 2 Box Contents en-2 3 Getting Started en-3 4 Performing the Test en-3 5 Assessing the Results en-5 6 After Test en-6 7 Dolly Adaptors en-6 8 Warranty Statement en-6 9 Technical Specification en-6 10 Legal Notices & Regulatory Information en-7 Appendix A: en-8 Recommended Test Pressures & Acceptable Ranges 1 OVERVIEW www.elcometer.com en-2 R a The Elcometer AVU is supplied with an Elcometer 506 / 510 20mm dolly adaptor fitted. Dolly adaptors for other adhesion gauges from Elcometer and other manufacturers, are available as optional accessories - see Section 7 “Dolly Adaptors” on page en-6 for details. 2 3 4 5 6 7 8 1 a 1 Dolly Adaptor 2 LCD Display 3 Softkeys 4 Battery Life Indicator 5 Adhesion Reading 6 ‘Max Hold’ Key 7 Units of Measurement (MPA or PSI) 8 On/Off Key 2 BOX CONTENTS  Elcometer Adhesion Verification Unit (AVU)  Elcometer 506 / 510 dolly Adaptor for 20 & 14.2mm Skirt  Carry Case  2 x AA Batteries  Test Certificate  User Guide 3 GETTING STARTED 3.1 SWITCHING ON / OFF To switch the gauge on, press and hold the “On/Off” ( ) key. The gauge has an integrated backlight which will timeout after 30 seconds of inactivity. The unit will switch off automatically after 5 minutes of inactivity. www.elcometer.com en-3 R 3 GETTING STARTED (continued) 3.2 SETTING UP THE ELCOMETER AVU The procedure outlined below must be followed each time the Elcometer AVU is switched on, prior to testing adhesion gauges. a 1 Fit the appropriate dolly adaptor - screwing clockwise to tighten into position (Figure 1). The reading on the Elcometer AVU display should be zero.  Do not overtighten as this will apply pressure and result in inaccurate readings. 2 Connect an adhesion gauge or actuator to the dolly adaptor (Figure 2).  Elcometer 506 / 510 actuator shown. 3 Apply pressure until the reading on the Elcometer AVU display is between 2 - 3.4 MPa (300 - 500 psi). 4 Leave the gauge pressured for a minimum of 30 minutes to prepare the Elcometer AVU for test and allow the equipment to settle. Note: The Elcometer AVU should be set up in an operating environment of between 20°C to 25°C (68°F to 77°F). 4 PERFORMING THE TEST Figure 1 Figure 2 The Elcometer AVU is designed to provide users with a method of a verifying the performance of their pull-off adhesion gauges . The performance of an adhesion gauge should be verified at a number of test pressures. Refer to Appendix A on page en-8 for recommended test pressures for Elcometer pull-off adhesion gauges based on our certification procedures. For other manufacturers’ gauges, refer to the manufacturers’ specification. a The Elcometer AVU is supplied with an Elcometer 506 / 510 20mm dolly adaptor fitted. Dolly adaptors for other adhesion gauges from Elcometer and other manufacturers, are available as optional accessories - see Section 7 “Dolly Adaptors” on page en-6 for details.