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TESTING 1.0390, Operating Manual

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TESTING 1.0390 Operating Manual Download Page 5

 
 
RA 100 Concrete 
Model 1.0390 
 

 

5 

 

3. 

Start-up 

 

For easy and uncomplicated starting the following steps are recommended: 

 

                   

 

 

1. Place the RA 100 Concrete test stand firmly on a fat surface 
2. Assemble base plate 
3. Screw in vibration absorbers 
4. Set up the test specimen 

 
 
 

Summary of Contents for 1.0390

Page 1: ...truction material Motzener Str 26b DE 12277 Berlin Tel 49 0 30 710 96 45 0 Fax 49 0 30 710 96 45 98 www testing de 1 Operating Manual RA 100 Concrete non destructive quick determination of compressive strength and modulus of elasticity on samples of cement mortar and concrete Model 1 0390 ...

Page 2: ...equire that the User reads understands and observes all parts of this Operating Manual Contents Page no 1 Safety instructions 3 2 Scope of delivery 4 3 Start up 5 4 Software 7 4 1 Tab Measurement 7 4 2 Tab Archive 11 4 3 Tab Settings 12 4 4 Tab Concrete Types 14 5 Troubleshooting 15 ...

Page 3: ... exclusively for intended use with building material samples Safety Do not interfere or modify our products Never open the device Otherwise any warranty conformity expires Operating temperatures Microphone 10 ÆC to 85 ÆC Tablet 10 ÆC to 40 ÆC If you have any questions please contact us service testing de ...

Page 4: ... stand with integrated USB microphone and 1 8 m USB cable 1 tablet 10 32 GB Windows 10 Pre installed RA 100 Concrete Software 1 stainless steel base plate 6 screwable vibration absorbers 4 steel balls 2x 20 mm Ø 2x 14 mm Ø 1 acrylic downpipe 1 height adjustable sample holder 1 adjustable tablet holder 1 Bluetooth keyboard 1 Bluetooth mouse ...

Page 5: ...0 5 3 Start up For easy and uncomplicated starting the following steps are recommended 1 Place the RA 100 Concrete test stand firmly on a fat surface 2 Assemble base plate 3 Screw in vibration absorbers 4 Set up the test specimen ...

Page 6: ...0 Hz Optimum sample position for cylindrical samples with larger diameters and prism samples with larger widths Recommended frequency range cylinder 3000 Hz 9000 Hz Smaller specimens such as 40 x 40 x 160 mm prisms and smaller drill specimens can be clamped centrally in the supplied multi purpose clamp 5 Fasten the acrylic downpipe in the holder with the M8 screw 6 Start Tablet and connect the USB...

Page 7: ...cally simple conclusions to be drawn about the elastic material values Based on empirical insights compressive strength values are also estimated from the elasticity values for concrete 4 1 Tab Measurement Entries In this area the settings are entered in advance of the measurement process Description Name of the measuring process the sample free text Concrete type Grain Fly ash In the first input ...

Page 8: ...e x d means the second side of a base area rectangle the sample then corresponds to a rectangular or square prism or even a cube Example 300mm standard cylinder x blank y d 150 z 300 160mm standard prism x 40 y d 40 z 160 150mm standard cube x 150 y d 150 z 150 Weight De calc De man If a weight is entered in the first input cell the program determines the density with the calculated volume If the ...

Page 9: ...ment the measurement data can also be sent as an e mail to a stored e mail address Results After the measurement process the result values are displayed in this area The isolated reso nance frequency of the sample and the value of the compressive strength are shown graphically on the right in a target actual diagram The target value of the compressive strength is either entered manually or taken f...

Page 10: ...ropagation according to the sample dimensions Sound propagation is simplest measured in long bars where the transverse dimensions are small compared to the wavelengths For the velocity of sound determined by longitudinal oscillation resonance the following applies c shaft radical E den and therefore E den c2 E Young s modulus and den density In this table result cell c always means shaft speed Oth...

Page 11: ...ture The dependence on density implied in E dyn is not considered in standard concrete fc is thus calculated directly from the speed of sound However in the case of lightweight concrete a smaller power number is used for the compressive strength dependence The central calibration curve is designed for the cube strength in the cell fc cube the cylinder strength for a 150mm 300mm cylinder is calcula...

Page 12: ... the audio recording Recording time Length of the recording Trigger limit Level at which the recording is triggered Trigger minimum duration Time period for which the level must be increased in order to trigger a measurement Maximum waiting time Waiting time for trigger if the measurement is not triggered the software returns to the normal state ...

Page 13: ... is displayed in full screen mode at each start The desired maximum Y value can be entered for scaling the Y axis of the basic resonance diagram If the value is 0 the diagram is automatically scaled Archive Here you can select the cells that are to be stored in the archive after saving E Mail The addresses of the desired recipients can be entered here separate multiple entries with com mas In addi...

Page 14: ... 4 Tab Concrete Types Exemplary excerpt from a stored list of varieties If a variety list of types is stored additional details can be used for the display and calculation If you have any questions please contact us service testing de ...

Page 15: ...mps to process Solution USB microphone of the test stand not connected OR Correct the trigger limit upwards in the Settings tab Issue The software does not start processing after the ball is dropped Solution Correct the trigger limit downwards in the Settings tab If you have any questions please contact us service testing de ...

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