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InstroTek CORELOK, Руководство по эксплуатации

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InstroTek

 

 

  

8 

 

 

2. Standard and Optional Accessories 

 

 
1.  Water Tank (24” x 18” x 18”) 
2.  Over Flow Container 
3.  Hanging Basket 
4.  Core Edge Breaker 
5.  Operation Manual (USB Drive) 
6.  Scissors 
7.  Sliding Plate 
8.  Small Sample Bags (10” x 14”) 
9.  Channel Bags for G

mm

 Testing 

10.  Large Sample Bags (15” x 18”) 
11.  Hanging Rod 
12.  Filler Plates 
Not Shown – Protective Cover 

 
 
 

     
 

Optional Accessories

 

                           
 

 

 

                                                                                                                        

 

 

 

 

 

 

 

 

 

1 

2 

3 

12 

4 

5 

6 

7 

8 

9 

10 

11 

Tank Stand 

Scales 

AggPlus 

Please call InstroTek if you need to purchase any optional accessories. 

Содержание CORELOK

Страница 1: ...innovators in instrumentation technology OPERATING MANUAL Asphalt Density Measurement System www InstroTek com CORELOK...

Страница 2: ...2018 InstroTek Inc CoreLok Software Operation Manual Revision 24...

Страница 3: ......

Страница 4: ...D ASPHALT 13 SPECIMENS ASTM D6752 AASHTO T 131 7 MAXIMUM SPECIFIC GRAVITY Gmm OF LOOSE ASPHALT 18 MIXTURES ASTM D6857 8 APPARENT SPECIFIC GRAVITY OF FINE AND COARSE AGGREGATES 22 ASTM D7370 9 DETERMIN...

Страница 5: ...aling methods namely Paraffin and Parafilm are optimized for 100 mm diameter samples They are difficult to impossible to use effectively for 150 mm samples and cause large measurement variability The...

Страница 6: ...lled manner Since the bag is sealed and is under vacuum the increased pressure in the chamber forces the plastic bag around the sample creating a tightly vacuum sealed sample Once the chamber reaches...

Страница 7: ...within 2 minutes after the sealing process Samples can be tested after this time but two items have to be looked at prior to testing First a major leak can occur in the bag by mishandling of the bag b...

Страница 8: ...g cm3 Density 120 F Density 150 F Density 200 F Difference g cm3 1 Fine 2 310 2 303 0 007 2 Fine 2 273 2 265 0 008 3 Coarse 2 214 2 233 0 019 4 Coarse 2 097 2 105 0 008 5 Fine 2 302 2 304 0 002 6 Fin...

Страница 9: ...ngerous and my void your warranty Do not operate the CoreLok with the housing removed Do not operate if the chamber lid appears to be damaged or cracked Do not lay hand on the intake to check pump suc...

Страница 10: ...mm W X H X Depth Seal Bar 16 0 406 mm Pump Busch 1 25 h p Vacuum Level 29 95 inches 760 7 mm Hg 1 TORR 1 33 mbars Mode of Operation Automatic and controlled by a gauge to 99 of full vacuum Electrical...

Страница 11: ...tion Manual USB Drive 6 Scissors 7 Sliding Plate 8 Small Sample Bags 10 x 14 9 Channel Bags for Gmm Testing 10 Large Sample Bags 15 x 18 11 Hanging Rod 12 Filler Plates Not Shown Protective Cover Opti...

Страница 12: ...rogram 1 Program 2 Description Power Switch On On Operation begins when lid is closed Vacuum Control 99 99 Vacuum within chamber is 99 of absolute vacuum Dwell 15 300 Ensures that a vacuum of 99 is ac...

Страница 13: ...mpts 3 The program will install on your computer and will automatically place an icon on your desktop 4 Optional You might need to use the rubber sheets for maximum specific gravity tests Please revie...

Страница 14: ...and shapes contact InstroTek Inc Bag color may vary depending on the date of manufacture SEAL The SEAL time is set at the factory for 1 0 seconds however this may be adjusted by the user if there is e...

Страница 15: ...e cart is able to support the weight and that the cart is large enough to allow the unit to rest on its feet as designed Units should never be placed so that they are resting off the edge of a counter...

Страница 16: ...removed use the CoreEdge Breaker to knock down the rough specimen edges before beginning the test Procedure 1 Select Program 1 In Program 1 the Dwell time is set at the factory thus making sure that a...

Страница 17: ...Caution Make certain the bag is not touching the sides or bottom of the water tank 10 Allow the scales to stabilize and record the weight in column C 11 Remove the sealed core from the water Cut open...

Страница 18: ...InstroTek 15 Sample Preparation CAUTION Do Not Test Samples with a Jagged Bottom Surface CUT THE BOTTOM SURFACE BEFORE TESTING WITH THE CORELOK...

Страница 19: ...eigh the inspected good bag 4 Weigh the dry sample review Sample preparation step in procedure 5 Place the bag in the CoreLok and on the sliding plate NOTE The clear bag is shown for illustration only...

Страница 20: ...on to the bags Wipe away loose debris and break sharp points on the sample After you load the sample in the bag do not touch the bag Adjust the bag position in the chamber by moving the sliding plate...

Страница 21: ...k are 610 L X460 W X460 D mm 24X18X18 in Caution Accurate sampling is crucial in obtaining repeatable results Please take care when selecting test samples Note Make certain the sample is at room tempe...

Страница 22: ...e sample to a large water bath equipped with scales Completely submerge the bag in water and while submerged at least 2 under water cut the bag under the seal joint but above the channel bag The bag o...

Страница 23: ...ple and the results as compared to the conventional tests will be lower more than 0 02 g cm3 different Rubber sheets can be used inside the large bag one under the channel bag containing the sample an...

Страница 24: ...Place the external bag over the seal bar Do not seal the channeled bag Carefully remove sealed sample and completely submerge in water tank Cut the bag under water The cut profile should extend all th...

Страница 25: ...emoved out of the bags 2 Place all three filler plates into the CoreLok chamber The sliding plate is not needed 3 Weigh an empty large bag and record the weight in column A of the Max Apparent Gravity...

Страница 26: ...d the submerged weight in column C 14 Follow the formulas in the data collection table to calculate the apparent specific gravity or use the MaxGravity Software by launching the GravitySuite Package 1...

Страница 27: ...sible and place the bag opening over the seal bar Do not spread the sample by squeezing down on the bag Cut the bag under water approximately 1 no part of the bag should be above the surface of the wa...

Страница 28: ...t Use all three white filler plates Remove the sliding plate Place rough side of the channeled bag down inside the external bag Immediately place the sealed sample in the water tank To stop the possib...

Страница 29: ...permeability We believe that for open graded mixtures determination of Porosity is a better design and pavement quality indicator as compared to the currently determined Air Voids measurement Percent...

Страница 30: ...ncludes total volume of specimen 2 Apparent density of the compacted specimen includes only volume impermeable to water Definitions Porosity the air void in the compacted sample that is accessible to...

Страница 31: ...ors 10 Allow water to enter the bag 11 Leave the sample under water for at least 4 minutes Make sure the bag is not floating out of the water and it is not touching the sides or the bottom of the tank...

Страница 32: ...InstroTek 29 CoreLok Porosity Data Collection Table Sample ID A Bag Weight g B Dry Sample Weight before Sealing g C Sealed Sample Weight in Water g D Sample weight after Cutting the Bag g...

Страница 33: ...806 20 0 801 30 0 795 40 0 789 50 0 784 60 0 778 70 0 773 80 0 767 90 0 761 100 0 756 110 0 750 120 0 744 130 0 739 140 0 733 150 0 727 160 0 722 170 0 716 180 0 710 190 0 705 200 0 699 210 0 693 220...

Страница 34: ...810 40 0 793 50 0 777 60 0 760 70 0 744 80 0 727 90 0 710 100 0 694 110 0 677 120 0 661 130 0 644 140 0 627 150 0 611 160 0 594 170 0 578 180 0 561 190 0 545 200 0 528 210 0 511 220 0 495 230 0 478 24...

Страница 35: ...io Mc Mb Apparent Gravity 10 0 793 20 0 770 30 0 748 40 0 725 50 0 703 60 0 680 70 0 658 80 0 636 90 0 613 100 0 591 110 0 568 120 0 546 130 0 523 140 0 501 150 0 478 160 0 456 170 0 434 180 0 411 190...

Страница 36: ...e the sample is completely inside the cut bag 7 Be sure both bags are as flat or smooth as possible the inner bag should not be bunched or crumpled up 8 When sealing make sure the inner cut bag is bel...

Страница 37: ...as the lid and base will scratch and discolor Periodic Maintenance Check the following parts on a weekly basis Oil level and condition fig 1 Silicon seal pad in lid fig 2 Sealing gasket in lid fig 3...

Страница 38: ...ition Normally the oil is clear and transparent If it darkens then it should be changed Figure 2 Check the silicon seal pad in the top of the lid The silicon seal pad should not be burnt or worn Figur...

Страница 39: ...from the wall receptacle Change oil with pump warm The pump gets hot and could cause burns Use caution while working around the pump 2 Remove the two screws located on the bottom back panel of the st...

Страница 40: ...location Fill Plug Oil Fill Port Drain Plug Sight Glass Approved Lubricants The pump should be run with 10 weight synthetic oil If you use non approved oil there is no guarantee that the pump will me...

Страница 41: ...mbly in place fig 4 pg 39 5 Pull the exhaust filter out ensure the O Ring is removed and discard both fig 5 pg 39 6 Slide the new exhaust filter into the oil pump making sure that the O ring fits tigh...

Страница 42: ...ding the fan cover in place Figure 2 Remove the 4 hex head cap screws holding the exhaust silencer in place Figure 3 Remove the polyester filter Figure 4 Remove the machine screw holding the filter sp...

Страница 43: ...bar is completely clean of any residue place the new fiberglass insulator strip on the seal bar Insert the free end of the new seal wire through the slot in the brass contact and tighten the setscrew...

Страница 44: ...InstroTek 41 Figure 1 Figure 2 Figure 3 Seal Element Replacement INSULATOR STRIP...

Страница 45: ...troTek No Seal Damaged or broken seal wire Call for replacement seal bar or wire and tape Blown Fuse Check fuse on front panel pg 43 Inadequate Seal seal appears too light spotty or inconsistent from...

Страница 46: ...InstroTek 43 Fuse Location Fuse location varies on front panel design...

Страница 47: ...InstroTek 44 12 Conversion Table Metric and U S Customary Unit Conversions Multiply By To get PSI 68 91 mbar mbar 0 75 Torr Torr 0 0193 PSI m3 hr 0 589 CFM inches 25 4 mm feet 30 48 cm...

Страница 48: ...ata Collect Table 17 Bulk Specific Gravity of Asphalt 13 C Cleaning 34 Control Panel 9 Conversion Table 44 CoreLok Bags 11 Critical Measurement Parameters 3 D Determination of Porosity Permeability 26...

Страница 49: ...35 Porosity Permeability Procedure 26 Product Specifications 7 Pump Fill and Drain Instruction 37 R Routine Maintenance 34 Rubber Sheets 10 20 S Safety Precautions 6 Sample Sealing Procedure 21 24 Sa...

Страница 50: ...od This warranty is void if inspection shows evidence of abuse misuse or unauthorized repair This warranty covers replacement of defective materials and workmanship only It does not cover shipping cha...

Страница 51: ...8 Contact Information Innovators in Instrumentation Technology www InstroTek com 919 875 8371 sales InstroTek com Research Triangle Park NC Austin TX Bensalem PA Grand Rapids MI Denver CO Las Vegas NV...

Страница 52: ...sit InstroTek com Call a Location near you Headquarters Research Triangle Park NC phone 919 875 8371 Bensalem PA phone 215 645 1064 Grand Rapids MI phone 616 726 5850 Denver CO phone 303 955 5740 Aust...

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