Related Manuals for Proceq DIGI-SCHMIDT 2000 ND
Summary of Contents for Proceq DIGI-SCHMIDT 2000 ND
- Page 1 Bedienungsanleitung Betonprüfhammer DIGI-SCHMIDT 2000 Concrete Test Hammer Modell ND/LD Scléromètre à béton Operating Instructions Mode d’emploi...
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Page 2: Table Of Contents
Conversion ......6 Derivation of the PROCEQ Standard Conversion Curves ..... . 19 Corrections . -
Page 3: Safety
- Failure to use the concrete test hammer in accordance with its designated use Safety © 2001 PROCEQ SA... -
Page 4: Standards And Regulations Applied
- ISO/DIS 8045 Warning! - EN 12398 This note warns you about the risk of material - ENV 206 damage, financial loss and legal penalties (e.g. loss of warranty rights, liability cases, etc.) This denotes important information. © 2001 PROCEQ SA Safety... -
Page 5: Product Description
The signal converted by the elec- For Technical Data, see page 18 tronics is shown on the display unit as rebound value R and, if necessary, displayed together with the correspon- ding compressive strength of the concrete, fck. Product Description © 2001 PROCEQ SA... -
Page 6: Startup
Remaining battery life rement: Then the measuring display of the previously measured Continue with ”Measuring Process”, page 10. object appears (see Fig. 3.1, but without values). • Making new settings: Continue with ”Settings”, page 6. © 2001 PROCEQ SA Startup... -
Page 7: Settings
This applies in particular for the impact direction and for the shape and time Conversion coefficient. 4.4.1 Unit • Select the unit in which the compressive strength of the concrete is to be displayed (N/mm , MPa, psi, kg/cm Settings © 2001 PROCEQ SA... -
Page 8: Corrections
Shape Coefficient αs 4.5.1 Select ”No Conversion”. The PROCEQ standard curves fck7 and fck28 are valid At the end of a measurement series, only the average of for sample cubes with a 200 mm side for EPROM the rebound values in relation to the impact direction is versions up to 1.3 or from a 150 mm side from EPROM... - Page 9 (in mm). For car- ment appears on the display as soon as ”n” test impacts bonate penetration depths over 6 mm, enter 6. The have been successfully performed. corresponding reduction factor is set automatically. Settings © 2001 PROCEQ SA...
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Page 10: Display Range
The range within which the rebound values R are to lie can be selected (see Fig. 3.1 ”Measuring display”, page 5). The selected limit values are not saved! • Enter R and R © 2001 PROCEQ SA Settings... -
Page 11: Measuring Process
Always hold the concrete test triggered (a high beep acknow- hammer in both hands! ledges registration). • Repeat this procedure for the Fig. 5.3 Performing the whole measurement series. test Measuring Process © 2001 PROCEQ SA... -
Page 12: Data Output
Measured values R R Min. R Max. s Unit from fck * Impact direction: Fig. 5.5 Transferring data to an MS Excel format Fig. 5.4 Locking the impact plunger (1) © 2001 PROCEQ SA Measuring Process... - Page 13 After completion of a measurement series (the prese- lected no. of test impacts has been performed), the data are sent to the printer. Transmission is also pos- sible at any time by pressing the PRINT key. Measuring Process © 2001 PROCEQ SA...
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Page 14: Maintenance And Care
• Clean the input sockets and connectors with a clean, Fig. 6.1 Performance check of the concrete test hammer dry brush. Proceed as described in ”Maintenance”, page 14 if the values are not within the tolerance range specified on the testing anvil. © 2001 PROCEQ SA Maintenance and Care... -
Page 15: Storage
16. • Lightly strike the impact plunger (1) with the hammer mass (14) to release the impact plunger (1) from the ham- mer guide bar (7). The retaining spring (15) comes free. Maintenance and Care © 2001 PROCEQ SA... - Page 16 • Insert the retaining spring (15) into the hole in the impact plunger (1). • Slide the hammer guide bar (7) into the hole in the impact plunger (1) and push it further in until noticeable resistance is encountered. © 2001 PROCEQ SA Maintenance and Care...
- Page 17 16 Impact spring 17 Guide sleeve 18 Felt washer 19 Resistance element with input socket 20 Trip screw 21 Locknut 22 Pin 23 Pawl spring Fig. 6.2 Lengthways section through the concrete test hammer Maintenance and Care © 2001 PROCEQ SA...
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Page 18: Data
Carrying strap Test hammer cable Transfer cable Grindstone Protection sleeve for display unit Operating instructions Calibration certificate Model ND / LD Carrying case 325 x 295 x 105 mm Total weight 3 kg 3 kg © 2001 PROCEQ SA Data... -
Page 19: Accessories / Spare Parts
60 hours Carrying case 340 00 281 - Permissible ambient conditions of -10 °C to +60 °C 7.3.2 Concrete Test Hammer Model ND Model LD Impact energy: 2.207 Nm 0.735 Nm Data © 2001 PROCEQ SA... -
Page 20: Appendix
Appendix Standard Conversion Curves Standard Conversion Curve for Concrete Test Derivation of the PROCEQ Standard Hammer Model ND Conversion Curves Mean value has already been corrected in relation to the impact direction The conversion curves Fig. 8.1 and Fig. 8.2 for the con- crete test hammer are based on measurements taken on very many sample cubes. -
Page 21: Creating New Conversion Curve
- Very high values for compressive strength (> 70 N/mm2) of all test results are included. can be achieved by adding pulverized fuel ash or silica. However, these strengths cannot reliably be ascertained using the concrete test hammer. Appendix © 2001 PROCEQ SA... -
Page 22: Determining Time Coefficient
Then ascertain the mean value fckm. Average rebound value R, measured on m n.c. The pair of values R / fckm applies to a certain range non-carbonate-impregnated concrete of the measured rebound value R. surface © 2001 PROCEQ SA Appendix...