Related Manuals for Proceq N / L
Summary of Contents for Proceq N / L
- Page 1 Betonprüfhammer Bedienungsanleitung Concrete Test Hammer Scléromètre à béton Operating Instructions Mode d’emploi N / L NR / LR...
- Page 2 Switzerland Tel.: + 41 (0)43 355 38 00 Fax: + 41 (0)43 355 38 12 E-Mail: info@proceq.com Internet: www.proceq.com Technische Änderungen vorbehalten Subject to change Modifications techniques réservées Copyright © 2017 by Proceq SA 820 310 01D/E/F ver 11 2017...
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Page 3: Table Of Contents
Storage....... . . 16 Maintenance Procedure ....16 © 2017 Proceq SA Contents... -
Page 4: Safety
Anyone who is not familiar with the operating instructions following causes: must be supervised when using the concrete test hammer. Safety © 2017 Proceq SA... -
Page 5: Standards And Regulations Applied
- JGJ/ T 23-2001 China This note warns you about the risk of material damage, financial loss and legal penalties - JJG 817-1993 China (e.g. loss of warranty rights, liability cases, etc.). This denotes important information. © 2017 Proceq SA Safety... -
Page 6: Measurement
(1) by pushing the concrete impacts test hammer towards the test surface until the push-button Preferably perform measurements at springs out. temperatures between 10°C and 50°C only. Fig. 2.2 Deploying the impact plunger (1) (model NR) Measurement © 2017 Proceq SA... -
Page 7: Outputting And Evaluating Data
(1) using the Do not include values which are too high or push button (6) after the last impact. too low (the lowest and highest values) in your calculation of the average value. © 2017 Proceq SA Measurement... -
Page 8: Conversion Curves
≤ 32 mm, • If more than 20% of the values are spaced more than - water / cement ratio 6 units apart, the measuring series must be rejected as mentioned in the standard. Measurement © 2017 Proceq SA... - Page 9 Average pressure resistance of a cylinder cyl. (probable value) The max. and min. values are set so 80% of cyl. all test results are included. The concrete test hammers shown in Fig. 2.5 and Fig. 2.6 indicate the impact direction. © 2017 Proceq SA Measurement...
- Page 10 Limits of Dispersion cube (probable value) The max. and min. values are set so 80% of all cube The concrete test hammers shown in Fig. 2.7 test results are included. and Fig. 2.8 indicate the impact direction. Measurement © 2017 Proceq SA...
- Page 11 Limits of Dispersion cyl. (probable value) The max. and min. values are set so 80% of cube The concrete test hammers shown in Fig. 2.9 all test results are included. and Fig. 2.10 indicate the impact direction. © 2017 Proceq SA Measurement...
- Page 12 2 .4 .3 Additional Conversion Curves In addition to the two well known curves from Proceq SA, we provide you four new curves developed in Japan that were based on exhaustive tests. Portland Cement J for concrete with Portland cement...
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Page 13: Factors Affecting The Values
Shape 0.80 0.85 0.95 coeficient 1.00 1.06 1.19 Drill core Ø 50x56 mm Ø 100x100 mm Ø 150x150 mm Rebound Value R Shape 1.04 1.02 1.00 Fig 2.10 J-Curve "Blast Furnace" coeficient 1.30 1.28 1.25 © 2017 Proceq SA Measurement... - Page 14 Ø 120 mm and per- depth. These factors can now be applied to the Proceq- forming the measurement on the non-carbonate- curves and the curves of chapter 2.4.3.
- Page 15 Carbonation Depth (in mm) 23 - 28 28 - 34 34 - 39 39 - 45 45 - 50 Fig. 2.11 Reduction of Rebound values due to Carbonation © 2017 Proceq SA Measurement...
- Page 16 R = 20 to R = 55. ca fume. However, these strengths cannot reliably be • Determine the curve with the pairs of values R ascertained using the rebound value R measured by the (e.g. EXCEL). concrete test hammer. Measurement © 2016 Proceq SA...
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Page 17: Maintenance
( model N/L shown ) Proceed as described in "Maintenance Procedure" on page 16 if the values are not within the tolerance range specified on the testing anvil. Fig. 3.2 Fitting a new recording paper roll © 2017 Proceq SA Maintenance... -
Page 18: Storage
(12). else it can be maintained by the operator • Press the pawl (13) and pull the system vertically up according to the following description. and out of the housing (3). Maintenance © 2017 Proceq SA... - Page 19 • Insert a new felt ring (18) into the cap (9). • Apply a small amount of grease to the screw head of the screw (20). • Slide the hammer guide bar (7) through the hammer mass (14). © 2017 Proceq SA Maintenance...
- Page 20 15 Retaining spring 16 Impact spring 17 Guide sleeve 18 Felt washer 19 Plexiglas window 20 Trip screw 21 Lock nut 22 Pin 23 Pawl spring Fig. 3.3 Lengthways section through the concrete test hammer Maintenance © 2017 Proceq SA...
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Page 21: Data
4 .3 Tecnical Data Concrete test hammer Model N Model NR Model L Model LR Impact energy 2.207 Nm 0.735 Nm Measuring range 10 bis 70 N/mm compressive strength 10 bis 70 N/mm compressive strength © 2017 Proceq SA Data...
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