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Appendix B–4

THIN LAYER MODE

Precision at 2240 kg/m

(140 pcf)

Time (min) Thickness

kg/m

pcf

1.0

2.5 cm (1.0 in.)
5.0 cm (2.0 in.)
6.3 cm (2.5 in.)
10.0 cm (4.0 in.)

1.0

0.60

0.50

0.5

4.0

2.5 cm (1.0 in.)
5.0 cm (2.0 in.)
6.3 cm (2.5 in.)
10.0 cm (4.0 in.)

0.50

0.30

0.25

Precision is defined as

one standard deviation in readings.

Содержание RoadReader Plus 3450

Страница 1: ...3450 RoadReader Plus Surface Moisture Density Gauge Troxler Electronic Laboratories Inc 3008 Cornwallis Rd P O Box 12057 Research Triangle Park NC 27709 Phone 1 877 TROXLER Outside the USA 1 919 549 8...

Страница 2: ...he express written permission of Troxler Electronic Laboratories Inc Fantastic is a trademark of Dow Consumer Products Inc Federal Express is a registered trademark of the Federal Express Corporation...

Страница 3: ...er it appears in this manual or on safety signs affixed to the machine this is to make all aware of the potential for personal injury and to be cautious when these images are present Always observe al...

Страница 4: ...2807 Fax 407 681 3188 Texas Service Center 2016 East Randol Mill Road Suite 406 Arlington TX 76011 Fax 817 275 8562 Illinois Service Center 1430 Brook Drive Downers Grove IL 60515 Fax 630 261 9341 Nor...

Страница 5: ...inues the proven technology of its 3400 Series surface moisture density gauges with the Troxler Model 3450 RoadReader Plus The Model 3450 Manual of Operation and Instruction contains information on sa...

Страница 6: ...ion that must be read to ensure proper operation KEY Angle brackets and a different typestyle indicate a key or character number or letter to press on the gauge keypad For example Press START means to...

Страница 7: ...Model 3450 vii NOTES...

Страница 8: ...s 3 5 Daily Inspection 3 6 Turning the Gauge On 3 7 Setup 3 9 CHAPTER 4 USING THE GAUGE Taking a Standard Count 4 2 Preparing a Test Site 4 6 Taking Measurements 4 9 CHAPTER 5 PROJECT DATA Separating...

Страница 9: ...ntenance C 22 Leak Testing C 25 Display Contrast C 27 Replacement Parts C 28 Returning the Gauge for Service C 30 APPENDIX D TRANSPORTATION AND SHIPPING U S Shipping Requirements D 2 Canadian Shipping...

Страница 10: ...Marking the Test Area 4 7 4 4 Gauge Positioned Around a Core Site 4 14 4 5 Gauge Positioned Over Designated Test Site 4 15 6 1 Gauge Positioned Over Designated Test Site 6 13 6 2 Taking Measurements...

Страница 11: ...x LIST OF TABLES Table Title Page 3 1 Model 3450 Keypad Functions 3 3 A 1 Radiation Profile for Model 3450 Gauge A 20...

Страница 12: ...ains functions that require an ACCESS CODE This code must be entered before these functions may be used The ACCESS CODE for this gauge is 4698 This page should be removed if the access code is not to...

Страница 13: ...xii NOTES...

Страница 14: ...es a brief overview of the Troxler Model 3450 RoadReader Plus and includes a list of the gauge parts and accessories and instructions for unpacking and inspecting the gauge CONTENTS Introduction 1 2 G...

Страница 15: ...the moisture content and density of construction materials The gauge s features include Three measurement modes soil asphalt and thin layer for precise compaction control readings in most constructio...

Страница 16: ...D which cover radiological safety should be required reading for all users and potential users If these appendices are not completely understood users should seek assistance from Troxler an appointed...

Страница 17: ...1 4 GAUGE PARTS AND ACCESSORIES Figure 1 1 Model 3450 Parts and Accessories...

Страница 18: ...ssion measurements 5 The Extraction Tool provides leverage to remove the drill rod from soil materials 6 The AC Charger and DC Adapter are used to charge the gauge batteries The ac charger accepts 110...

Страница 19: ...rence Standard Block Drill Rod Scraper Plate Drill Rod Guide Extraction Tool AC Charger DC Adapter for a vehicle cigarette lighter Manual of Operation and Instruction Gauge Warranty Source Certificate...

Страница 20: ...the Troxler Model 3450 RoadReader Plus The direct transmission and backscatter modes of operation are illustrated along with an explanation of the cesium 137 source americium 241 beryllium source and...

Страница 21: ...r G M detectors in the base of the gauge Thus the number of photons reaching the detectors is inversely related to the density of the material the higher the density of the material the fewer the phot...

Страница 22: ...ly to the amount of hydrogen in the material Using the gauge calibration the gauge software converts the helium 3 detector counts to a moisture content Note that the helium 3 detector is in the same p...

Страница 23: ...2 4 Figure 2 1 Effect of Moisture on Depth of Measurement...

Страница 24: ...th System 1 and System 2 tube sets will primarily detect photons that have been scattered by the material as described in the Density theory of operation see page 2 2 However due to its greater distan...

Страница 25: ...age soil or if the material composition varies from average soil asphalt Perform a moisture offset if the test material contains hydrogenous materials other than water or materials that absorb neutron...

Страница 26: ...Daily Inspection 3 6 Turning the Gauge On 3 7 Setup 3 9 Current Status Special Key 3 9 Gauge Setup Special Key 3 10 Time Date Special Key 3 11 Printer Special Key 3 13 Depth Indicator Special Key 3 1...

Страница 27: ...MODEL 3450 ILLUSTRATION Figure 3 1 illustrates various components of the Model 3450 RoadReader Plus referred to throughout this chapter and the remainder of the manual Figure 3 1 Model 3450 Illustrat...

Страница 28: ...dating the data SHIFT Access the yellow letters and Space key PROJECT Select or create a project file and view print or erase project data file SPECIAL Access the Special function menu STORE Store the...

Страница 29: ...Table 3 1 Model 3450 Keypad Functions Continued KEY FUNCTION YES Respond yes to yes no questions NO Respond no to yes no questions 0 9 Enter numbers and access menu options Enter a decimal point LIGH...

Страница 30: ...the SAFE position When measuring thin layer or other materials through which you cannot drill a hole use the backscatter position In the direct transmission positions the source rod extends into a pre...

Страница 31: ...3 6 DAILY INSPECTION The gauge should be inspected daily before use to ensure proper operation of all safety features Refer to page A 10 for the daily inspection procedure...

Страница 32: ...ndicates if the charger is connected The next two lines show the status of the NiCad batteries and the alkaline batteries On these lines the gauge will display if either set of batteries is low or mis...

Страница 33: ...lay Contrast section on page C 27 To conserve power the Model 3450 gauge provides a sleep mode see page 3 17 In sleep mode the display and most of the electronics are turned off If the gauge is not in...

Страница 34: ...et values printer setup and special calibration The gauge setup includes the software version gauge serial number source rod type last reset date charger and battery status display time out backlight...

Страница 35: ...AL KEY The Model 3450 software groups all the setup features in one menu To access the Gauge Setup menu press the SPECIAL key then select 4 Gauge Setup To scroll through the Gauge Setup menu use the a...

Страница 36: ...enu option use the number keys To return to the Gauge Setup menu press the ENTER key Time To change the time press 1 at the Time Date menu If displaying the time in the AM PM format the display is Wit...

Страница 37: ...ENTER key Return to the Ready screen by pressing the ESC key Format From the Time Date menu change the time date format by pressing 3 Change Format Change the time format a m p m or 24 hours by press...

Страница 38: ...lect a protocol use the number keys After the protocol is selected the gauge displays Baud Rate 9600 1 300 4 2400 2 600 5 4800 3 1200 6 9600 The gauge displays the current baud rate setting on the fir...

Страница 39: ...depth In the manual mode the operator enters the source rod depth at a gauge prompt whenever taking a measurement To access the Depth Indicator menu press 3 at the Gauge Setup menu shown on page 3 9 T...

Страница 40: ...ttery life The gauge changes the loudness of the beeper and returns to the Gauge Setup menu To return to the Ready screen press the ESC key DISPLAY BACKLIGHT The Model 3450 provides a backlight option...

Страница 41: ...elect 1 To use the backlight after a count select 2 To use the backlight after a keypress select 3 To use the backlight after either a count or a keypress select 4 After the mode is selected the gauge...

Страница 42: ...the battery life The display timeout is the time the gauge waits between keystrokes before it enters sleep mode The default display timeout is 30 seconds To change the display timeout press 6 Display...

Страница 43: ...Return to the Ready screen by pressing the ESC key CUSTOMER NAME SPECIAL KEY The Model 3450 can store a customer name or other messages up to 20 characters To enter a customer name press 9 at the Gaug...

Страница 44: ...e the count time press the TIME key The gauge displays the current count time on the first line and options on subsequent lines To select the desired count time press the corresponding number key The...

Страница 45: ...enu as shown On the first line the gauge displays the active Proctor value On the second line the gauge displays the active Marshall value The third line shows the active voidless density value Procto...

Страница 46: ...the value now without storing it for later use If the operator presses the YES key the gauge can store the value in one of four memory cells Storing a new value in a cell erases the old value At the...

Страница 47: ...sponds to the desired pair on the Pairs menu The gauge enables the pair and returns to the Target menu Return to the Ready screen by pressing the ESC key STORE A NEW PAIR To store a new target value p...

Страница 48: ...density pair press 5 Disable at the Pairs menu The gauge disables the pair and returns to the Target menu Return to the Ready screen by pressing the ESC key MEASUREMENT MODE The Model 3450 provides th...

Страница 49: ...QA protocol requires a sample every 500 feet on a 2000 foot strip the samples will be randomly separated and the number of samples will be four The first location will be a randomly selected value be...

Страница 50: ...press the ENTER key The gauge stores the setup and returns to the QA Sampling menu Return to the Ready screen by pressing the ESC key View QA Sample Locations To view the current QA sample positions p...

Страница 51: ...it automatically prompts for repositioning of the gauge from a test location and begins another measurement After all measurements have been completed the gauge calculates the average density of the...

Страница 52: ...tion menu access percent air voids by pressing 4 The gauge displays the Air Voids menu The current specific gravity default 2 70 is shown on the third line To either enable an existing specific gravit...

Страница 53: ...3 28 NOTES...

Страница 54: ...asic use includes taking the daily standard count preparing measurement sites setting the measurement mode and taking measurements CONTENTS Taking a Standard Count 4 2 Preparing a Test Site 4 6 Soil S...

Страница 55: ...ast 3 meters 10 ft from any large vertical surface At least 10 meters 33 ft from any other radioactive source On asphalt concrete or compacted soil at least 10 centimeters 4 in thick Turn the gauge on...

Страница 56: ...against the metal butt plate Ensure that the source rod is in the standard SAFE position and is firmly seated by gently tapping the handle of the source rod Begin the standard count by pressing the EN...

Страница 57: ...ge of the last four counts Acceptable standard count limits are 1 3 each day for DS1 and DS2 density standards and 1 each day for MS moisture standard If the standard count passes record the standard...

Страница 58: ...If the failure is more than 5 press the NO key Ensure that the gauge is properly positioned on the reference standard block Figure 4 1 Verify that the standard count site meets the criteria listed on...

Страница 59: ...n the surface and press down slightly to level the surface For direct transmission measurements Put the drill rod through the extraction tool and then through one of the guides on the scraper plate Fi...

Страница 60: ...from side to side with a hammer Also do not rock the extraction tool from side to side This will distort the hole or cause loose material to fall into the hole Carefully pick up the scraper plate MARK...

Страница 61: ...voids on open mixes with sand or cement The gauge base must rest on the asphalt not the fill material Ensure that the gauge does not rock To ensure accurate readings the gauge base must be completely...

Страница 62: ...operator to view the current gauge status This feature provides a quick overview of all enabled functions mode of operation enabled offsets displayed units etc Check the gauge s current status before...

Страница 63: ...d into position You should hear a click when the source rod locks into position Gently slide the gauge to the right towards the keypad so the source rod makes contact with the wall of the hole Press t...

Страница 64: ...e PR percent Proctor DD dry density WD wet density M moisture M percent moisture If a project is enabled see the Handling Project Data section on page 5 5 press the STORE key to store the measurements...

Страница 65: ...source rod into position You should hear a click when the source rod locks into position Press the START key In the Manual depth mode see page 3 14 the gauge will prompt for the source rod depth Enter...

Страница 66: ...5 5 press the STORE key to store the measurement s To scroll through the results use the arrow keys Return to the Ready screen by pressing the ESC key or press the START key to make another measureme...

Страница 67: ...uge over the test site as shown in Figure 4 5 Select the Thin Layer mode see page 3 23 When the Thin Layer mode is selected the gauge prompts the operator for the overlay thickness see page 3 23 To en...

Страница 68: ...n You should hear a click when the source rod locks into position Press the START key again when prompted The gauge displays a countdown NOTE Prior to countdown the gauge may display Please Wait for f...

Страница 69: ...ielded position When not taking readings always keep the source rod in the SAFE position If you do not hear a click when the gauge is raised to the SAFE position look at the bottom of the gauge to ver...

Страница 70: ...can then be stored under this project number This chapter describes how to handle project data CONTENTS Separating the Control Unit 5 2 Handling Project Data 5 5 Select a Project 5 5 Create a Project...

Страница 71: ...m which it was removed Remove the control unit by loosening the four screws located in the corners of the keypad Lift the control unit and place it to the right side of the gauge Disconnect the ribbon...

Страница 72: ...t Also the control unit should only be removed when the gauge is inside not outdoors so the control unit does not become wet or dirty while separated from the gauge Before returning the control unit t...

Страница 73: ...rd and the control unit connector again If the gauge displays Incorrect Baseboard ID then the control unit is connected to the wrong gauge The calibration constants for a gauge are stored in its contr...

Страница 74: ...roject make an existing project active so that additional data may be added to it print the data stored in the project or erase projects The Store function allows the operator to store measurement res...

Страница 75: ...ENTER key The gauge prompts for a project ID number as shown below The project ID number can be any alternate project identification For example the operator could enter the U S Federal Highway Admin...

Страница 76: ...d project number press 3 The gauge displays The gauge displays the station number on the third line To scroll through the station numbers press To scroll through the project data for the displayed sta...

Страница 77: ...roject or all projects To print or upload a single project use the arrow keys to scroll through the project names displayed on the first line When the gauge displays the desired project press 1 The ga...

Страница 78: ...t menu At the Are You Sure display press the YES key The gauge erases all the projects and returns to the Ready screen RECOVER ERASE If project data is erased accidentally the Recover Erase function m...

Страница 79: ...cribed on the following page STORE DATA After taking a measurement the operator can store the data in the selected project by pressing the STORE key when the gauge displays the Ready screen The gauge...

Страница 80: ...the selected project on the second line Use the arrow keys to scroll through the station numbers When the gauge displays the desired station number press the ENTER key to edit the stored notes The ga...

Страница 81: ...lt related information such as lift thickness and whether the mix is surface intermediate or base In Soil mode the operator is prompted to select prompts for Soil or Stone The soil prompts include tes...

Страница 82: ...ginal ground Elevation below finished grade Method of compaction 1 Steel Wheel Stat 2 Steel Wheel Vib 3 Rubber Tire 4 Rubber Tire Vib Full Store Prompts Asphalt Thin Lift Mode Station Number L R Of Ce...

Страница 83: ...the Memory Function menu At the Memory Function menu press 3 The gauge displays the status of the Full Store feature on the first line To enable the Full Store feature press 1 To disable the Full Sto...

Страница 84: ...st gauge readings using offsets and how to create a special calibration CONTENTS Calibration Offset 6 2 Wet Density Offset 6 3 Moisture Offset 6 4 Trench Offset 6 9 Special Calibration 6 11 Density Sp...

Страница 85: ...Perform a moisture offset if the test material contains hydrogen in forms other than water or is high in neutron absorbers Examples of materials rich in hydrogen are cement gypsum coal or lime The mo...

Страница 86: ...density offset on the second line To enable the offset press 1 To disable the offset press 2 To enter a new wet density offset press 3 The gauge prompts for the wet density offset To change the offset...

Страница 87: ...offset see below To manually enter the moisture offset refer to page 6 8 Select a Stored Moisture Offset To select a moisture offset already stored in the gauge access the Offset menu by pressing OFFS...

Страница 88: ...easurement take gauge readings before removing samples Access the Offset menu by pressing the OFFSET key Access the Moisture Offset menu by pressing 2 Moisture To change the offset press 3 Change Offs...

Страница 89: ...reading the gauge displays the results To continue to the next reading press the START key After the last reading press the ENTER key If the true moisture has not yet been stored the gauge displays T...

Страница 90: ...on the following page The gauge offers four memory locations to store the k value Select the desired memory location to save the value Edit a Partial Moisture Offset If the operator saved a partial of...

Страница 91: ...for the offset factor calibration Calculate the offset factor k using the following formula k MLAB MGAUGE 100 MGAUGE 1000 Access the Offset menu by pressing the OFFSET key Access the Moisture Offset...

Страница 92: ...ty offset values one for each set of detectors Access the Offset menu by pressing the OFFSET key Access the Trench Offset menu by pressing 3 The gauge displays the current trench offset values To enab...

Страница 93: ...he standard count operation After the standard count the gauge displays To enable the new trench offset press the YES key To create another trench offset press the NO key and repeat New Trench Offset...

Страница 94: ...he factory calibration provides accurate results for the majority of materials encountered in the field However there are situations when varying material compositions and or texture could affect the...

Страница 95: ...e a Special Calibration To disable the last enabled special calibration press 2 at the Special Calibration menu The gauge disables the last enabled special calibration and returns to the Ready screen...

Страница 96: ...ke readings for the special calibration press 1 and see Measuring the Density below To enter the true density press 2 and see Entering True Density on page 6 14 MEASURING THE DENSITY Press 1 to select...

Страница 97: ...TRUE DENSITY If the measured density has been stored as a partial calibration return to Special Calibration menu as described on page 6 11 The gauge requests the true density Use the number keys to e...

Страница 98: ...ress 5 The gauge displays the Erase Special Calibration menu From the Erase Special Calibration menu the operator can erase either a single special calibration or all special calibrations To erase a s...

Страница 99: ...s To access the Thin Lift Special functions press the SPECIAL key At the Special functions menu press 1 Special Operation At the Special Operation menu press 2 Thin Lift Special The gauge displays the...

Страница 100: ...ial menu The gauge disables the last enabled thin layer special calibration and returns to the Ready screen View a Thin Layer Special Calibration Use the arrow keys to scroll through the thin layer sp...

Страница 101: ...URE DENSITY FIRST To create a thin layer special calibration press 4 New at the Thin Lift Special menu shown on page 6 16 The gauge displays the Thin Special Calibration menu If a partial calibration...

Страница 102: ...gin the measurement by pressing the START key The gauge displays the progress After taking the reading the gauge displays the results and prompts the operator to accept or reject the results If the op...

Страница 103: ...erator chooses 2 Input True Density from the Thin Special Calibration menu shown on page 6 18 and the project was a partial calibration the gauge displays Use the number keys to input the core density...

Страница 104: ...pecial Calibration If a partial calibration was saved earlier the gauge will display a P beside the option entered before Select the value to be completed If the value already entered is selected the...

Страница 105: ...l through the thin layer special calibrations names displayed on the first line When the gauge displays the thin layer special calibration to be erased press 1 At the Are you sure prompt press the YES...

Страница 106: ...l as a listing of radiation safety related warnings and cautions is included CONTENTS Radiation Theory A 2 Atomic Structure A 2 Radioactivity A 3 Types of Radiation A 4 Radiation Safety A 5 Radiation...

Страница 107: ...es the number of electrons in an atom equals the number of protons The number of protons in the atom is called the atomic number Z A chemical element consists of all atoms having the same atomic numbe...

Страница 108: ...ric system the unit of activity is the becquerel Bq which equals one disintegration per second Because the becquerel is such an extremely small unit the activity of sources in nuclear gauges is normal...

Страница 109: ...waves and visible light Photons have no mass or electrical charge and travel at the speed of light Gamma rays are energetic and penetrating Dense materials such as lead tungsten and so on provide the...

Страница 110: ...dose is expressed in smaller units called millirem mrem where 1 rem 1000 mrem The risk of injury from radiation is generally related to the total radiation dose received over a period of time It is a...

Страница 111: ...me Distance Shielding Time The simplest way to reduce exposure is to minimize the time spent around a radioactive source If the time spent near a source is cut in half then the exposure is halved all...

Страница 112: ...reas below the dose limits for members of the public The thickness of any material that reduces the incident radiation intensity by one half is known as the half value layer HVL The HVL of a material...

Страница 113: ...as Atomic Radiation Workers In such cases the general public dose limit of 500 mrem year applies Users may not be required to wear a dosimeter To establish the personnel monitoring requirements for yo...

Страница 114: ...rvey meter is not available perform a visual inspection of the source rod tip as follows to confirm its integrity 1 Extend the source rod just far enough to see the source rod tip The tip should appea...

Страница 115: ...uctions on cleaning the sliding and fixed blocks NOTE The bottom edge of the tungsten sliding block is beveled as shown in Figure A 3 on page A 12 As a result there may appear to be a slight opening w...

Страница 116: ...er cleaning If the sliding block still does not close properly immediately contact the nearest Troxler Service Center The tungsten sliding block and the fixed tungsten block may require cleaning if th...

Страница 117: ...ce radiological exposure stand to one side of the gauge Paying close attention to the position of the sliding block remove the block Using a stiff brush or rag soaked in alcohol clean the sliding bloc...

Страница 118: ...e Troxler Model 3880 Leak Test Kit PN 102868 and accompanying instructions to perform the following procedure Write the gauge model and serial number on the wipe disk Ensure that the source rod is lat...

Страница 119: ...e wipe disk with the tongs wipe around and in this opening Pack the disk in the envelope as instructed and mail to Troxler Electronic Laboratories Inc for analysis Secure the gauge properly Figure A 4...

Страница 120: ...ownloaded from the Troxler website www troxlerlabs com To purchase a nuclear gauge in Canada an owner must obtain a radioisotope license from the Canadian Nuclear Safety Commission CNSC The owner shou...

Страница 121: ...n Safety Officer RSO The gauge owner should complete the emergency contact information on the lines furnished below Note that company refers to the gauge owner s company not Troxler Electronic Laborat...

Страница 122: ...d location of the accident b The gauge model and serial number c The nature of the accident d The location and condition of the gauge and or source e The dose rate at 3 ft 1 m from the gauge 9 If you...

Страница 123: ...om of the gauge to verify that the tungsten sliding block is completely closed If the gauge base opening is not completely closed by the sliding block the sliding block and fixed tungsten block may re...

Страница 124: ...uge The table lists the radiation dose equivalent rates in mrem hour for each side of the gauge and transport case shown in Figure A 5 LEFT SIDE TOP BACK FRONT BOTTOM RIGHT SIDE GAUGE LEFT SIDE TOP BA...

Страница 125: ...0 2 0 15 N A 0 15 0 08 0 5 0 58 0 0 0 05 0 05 Right Side 5 0 N A 5 0 2 5 N A 2 5 0 5 0 55 1 05 0 15 0 1 0 25 Top 5 0 N A 5 0 4 0 N A 4 0 1 0 0 35 1 35 0 15 0 05 0 2 Bottom 5 0 N A 5 0 3 5 N A 3 5 0 85...

Страница 126: ...gauge and measurement specifications for the Troxler Model 3450 RoadReader Plus CONTENTS Measurement Specifications B 2 Soil and Asphalt Modes B 2 Thin Layer Mode B 4 Radiological Specifications B 5...

Страница 127: ...1 3 Composition error kg m3 8 0 8 0 8 0 Surface error 1 25 mm 100 Void kg m3 18 0 18 0 18 0 Backscatter 15 sec 1 min 4 min Precision kg m3 16 0 8 0 4 0 Composition error kg m3 14 0 14 0 14 0 Surface e...

Страница 128: ...n error pcf 0 50 0 50 0 50 Surface error 0 05 in 100 Void pcf 1 1 1 1 1 1 Backscatter 15 sec 1 min 4 min Precision pcf 1 0 0 50 0 25 Composition error pcf 0 87 0 87 0 87 Surface error 0 05 in 100 Void...

Страница 129: ...me min Thickness kg m3 pcf 1 0 2 5 cm 1 0 in 5 0 cm 2 0 in 6 3 cm 2 5 in 10 0 cm 4 0 in 16 10 8 8 1 0 0 60 0 50 0 5 4 0 2 5 cm 1 0 in 5 0 cm 2 0 in 6 3 cm 2 5 in 10 0 cm 4 0 in 8 5 4 4 0 50 0 30 0 25...

Страница 130: ...m 241 Be Source Type Sealed Source Special Form Source Housing Stainless Steel Encapsulated Shielding Lead Tungsten Surface Dose Rate See Radiation Profile on page A 19 Shipping Case Type A Yellow II...

Страница 131: ...ic 5 hours of complete inactivity Shutdown Power Source s Base 4 Sub C NiCad Rechargeable Pack batteries Control Unit 6 AA alkaline batteries Charge Source 10 14 V dc 650 mA minimum Battery Recharge T...

Страница 132: ...Rx pin 2 Tx pin 3 Tx pin 3 Rx pin 2 DTR pin 4 DSR pin 6 DSR pin 6 DTR pin 4 RTS pin 7 CTS pin 8 CTS pin 8 RTS pin 7 Gnd pin 5 Gnd pin 5 3450 to Weigh Tronix Printer Cable 9 pin FEMALE 25 pin MALE TXD...

Страница 133: ...37 5 lb Shipping Weight 43 kg 96 0 lb Operating Temperature 0 to 70 C Ambient 32 to 158 F Max Test Material Surface 175 C 347 F for 15 minutes Temperature Storage Temperature 55 to 85 C 67 to 185 F Hu...

Страница 134: ...t Test C 3 Taking a Stat Test C 4 Reviewing the Stat Test C 4 Printing the Stat Test C 4 Drift Test C 5 Taking a Drift Test C 6 Reviewing the Drift Test C 6 Printing the Drift Test C 7 Source Decay C...

Страница 135: ...TENTS Continued Leak Testing C 25 Leak Test Date C 25 Leak Test Interval C 26 Display Contrast C 27 Replacement Parts C 28 Accessories C 29 Options C 29 Maintenance Supplies C 29 Returning the Gauge f...

Страница 136: ...ble limits from 0 225 to 0 465 The gauge is considered unstable if the ratio is outside these limits and the stat test will fail If the stat test fails ensure that the gauge setup and testing was cond...

Страница 137: ...return to the Ready screen REVIEWING THE STAT TEST To review the results of the last stat test press 2 at the Stat Test menu see page C 3 The gauge displays the results of the last stat test To scroll...

Страница 138: ...l test If the second test fails call the nearest Troxler service center for assistance NOTE The drift test consists of five 4 minute count whereas the stat test consists of twenty 1 minute counts Ther...

Страница 139: ...d block with the source rod in the SAFE shielded position Ensure that the gauge is positioned properly and press the ENTER key The gauge displays the progress of the drift test After taking the drift...

Страница 140: ...rint the results of the last drift test press 3 at the Drift Test menu see page C 5 The gauge prompts the operator to connect the printer to the gauge Connect the gauge to the printer or computer as d...

Страница 141: ...diation intensity of the source affects gauge measurements It displays the actual standard count the predicted standard count and the error between the two sets of counts The gauge calculates the pred...

Страница 142: ...ound gauge Check that any sources are at least 33 ft 10 m away Ensure the source rod handle is fully latched in the SAFE shielded position Check that the gauge is positioned correctly on the reference...

Страница 143: ...a four minute count will give the highest precision with a repeatability of 1 pcf on repeated tests performed without moving the gauge Erratic density readings may be caused by a dirty tungsten slidin...

Страница 144: ...ntrol unit scaler with a good scaler GARBAGE OR XXXXXX IS DISPLAYED If a value exceeds the display area the gauge will display Check the standard counts in memory If the standard counts are suspect pe...

Страница 145: ...see page C 20 The scaler control unit may be defective To test replace the suspect scaler with a good scaler SHORT BATTERY LIFE AFTER RECHARGING NiCad batteries may be charged up to 100 or 500 or mor...

Страница 146: ...o the actual source rod depth Check that the calibration constants are valid Check to see if an offset density moisture trench or special is enabled Ensure the standard counts are correct BACKLIGHT WI...

Страница 147: ...rd count counts offsets and special calibrations Identify and correct the problem ERROR BASEBOARD NOT CONNECTED This error occurs when the control unit does not detect a base unit Solution Unscrew the...

Страница 148: ...urce rod position to ensure it is at a valid depth when starting a measurement Recalibrate depth strip Call the nearest Troxler Service Center KEYPAD ERROR This error is reported after the power up se...

Страница 149: ...ject or create a new project and select NO DATA TO PRINT This error occurs when attempting to print a project with no data Solution Be sure to select the correct project when attempting to print PROJE...

Страница 150: ...roblems continue to occur call the nearest Troxler Service Center WARNING LEAK TEST IS DUE LAST LEAK TEST DATE XX XX XXXX This error occurs when the leak test interval default 6 months has elapsed sin...

Страница 151: ...t four weeks of average operation 150 one minute readings per week Standard conditions assume that the operator does not use the backlight or external beeper and that the sleep mode is set to 30 secon...

Страница 152: ...ry voltage and status The third and fourth lines show the voltage and status for the two sets of alkaline batteries The minimum requirements for battery operation are as follows Minimum NiCad batterie...

Страница 153: ...re the charger for later use REPLACING THE BATTERIES To replace the alkaline batteries Turn the gauge off Loosen the four captive screws on the keypad assembly Carefully lift the keypad assembly from...

Страница 154: ...tor from the NiCad battery pack see Figure C 1 Gently squeeze the connector Lock the battery pack retaining pin into the disengaged position by pulling and twisting the knob on the pin Slide the NiCad...

Страница 155: ...ll may be cleaned with mild low alkaline soap and water Other approved cleaning substances include methyl isopropyl or isobutyl alcohols A cloth dampened with kerosene or diesel fuel may be used to re...

Страница 156: ...g or cloth under the vent valve located below the grease fitting on the source rod tower Using a standard 16 oz grease gun loaded with a Magnalube G cartridge apply five shots of lubricant or until al...

Страница 157: ...control unit from the top shell and detach the ribbon cable Gently peel the old gasket from the panel and replace it with a new gasket Reconnect the ribbon cable and reinstall the control unit To repl...

Страница 158: ...ed between leak tests may vary from six months to three years Check local regulations then refer to page C 26 for instructions on setting the leak test interval Until a current leak test date is enter...

Страница 159: ...INTERVAL The leak test interval and leak test date values are used to alert the operator when a leak test is due To change the leak test interval press the SPECIAL key Press 4 Gauge Setup Use the arr...

Страница 160: ...the gauge and place it to the right side of the gauge An adjustment potentiometer for the display contrast is located inside an access hole in the top edge of the control unit as shown in Figure C 2...

Страница 161: ...rated Shank 107493 3450 Sliding Block 107494 Fixed Tungsten Block 102069 1000 2400 3400 Wiper Cap 012752 Seal Wiper 012759 Seal Oil 5 8 inch ID 102399 Shield Spring 3400 108866 Source Rod Bearing 0121...

Страница 162: ...000 Printer Package 3450 107768 0006 Printer Cable 104340 3440 3450 Printer 104341 3440 3450 Printer Battery Pack 106514 0002 Serial Cable Assembly 107480 3450 Concrete Adapter 021140 Radiation Sign K...

Страница 163: ...Problem or difficulty you are having with the instrument Shipment method to Troxler and for return shipment Shipping and billing address not P O Box street address and zip code Telephone number and c...

Страница 164: ...nal Atomic Energy Agency IAEA The IAEA recommendations have been codified in the International Air Transport Association IATA Dangerous Goods Regulations International customers should consult their l...

Страница 165: ...bsite www troxlerlabs com A copy of the results of the Type A package testing must be kept on file Hazmat employee training records must be kept on file An Emergency Response Information document must...

Страница 166: ...ch fire breakage spillage or suspected contamination occurs involving shipment of radioactive materials HAZMAT TRAINING The U S DOT regulations require every hazmat employer to train test certify and...

Страница 167: ...Regulations TPRM apply any time a nuclear device used in commerce is transported by any means in Canada For training and accident notification requirements consult the Transportation Of Dangerous Goo...

Страница 168: ...TANDARD COUNT LOG Use the form in this appendix as a guide when recording the daily standard counts To verify gauge stability compare the daily standard count to the average of the last four recorded...

Страница 169: ...Appendix E 2 STANDARD COUNT LOG Gauge Serial Number Date Moisture MS Density DS1 Density DS2...

Страница 170: ...Model 3450 Appendix E 3 STANDARD COUNT LOG Gauge Serial Number Date Moisture MS Density DS1 Density DS2 E STANDARD COUNT LOG...

Страница 171: ...Appendix E 4 STANDARD COUNT LOG Gauge Serial Number Date Moisture MS Density DS1 Density DS2...

Страница 172: ...Model 3450 Appendix E 5 STANDARD COUNT LOG Gauge Serial Number Date Moisture MS Density DS1 Density DS2 E STANDARD COUNT LOG...

Страница 173: ...Appendix E 6 STANDARD COUNT LOG Gauge Serial Number Date Moisture MS Density DS1 Density DS2...

Страница 174: ...Model 3450 Appendix E 7 STANDARD COUNT LOG Gauge Serial Number Date Moisture MS Density DS1 Density DS2 E STANDARD COUNT LOG...

Страница 175: ...Appendix E 8 STANDARD COUNT LOG Gauge Serial Number Date Moisture MS Density DS1 Density DS2...

Страница 176: ...This requires the shipper to convert the activity on the Bill of Lading from curies to becquerels GBq Until everyone is accustomed to the SI units it is permitted to follow the SI units with the Engli...

Страница 177: ...30 48 cm 1 ft 0 3048 m 1 pcf 16 02 kg m3 1 pcf 1 6 10 2 g cm3 RADIOLOGICAL UNITS 1 rem 0 01 Sv 1 Ci 37 GBq 1 mCi 37 MBq 1 Ci 37 kBq The following table is provided to assist the operator in converting...

Страница 178: ...IAL EUROPEAN CONSIDERATIONS This section applies only to those Troxler Model 3450 RoadReader Plus gauges with the CE mark that are to be used in European countries CONTENTS Declaration of Conformity G...

Страница 179: ...Manufacturer Troxler Electronic Laboratories Inc P O Box 12057 3008 Cornwallis Road Research Triangle Park North Carolina 27709 USA Apparatus Model 3450 RoadReader Plus Surface Moisture Density Gauge...

Страница 180: ...ety warnings all other safety warnings and cautions throughout this manual apply to gauges with the CE mark There are no user serviceable parts only qualified service personnel should remove shields o...

Страница 181: ...Appendix G 4 NOTES...

Страница 182: ...am that can be used to transfer project data from the Model 3450 RoadReader Plus to a computer This appendix provides instructions on using the HyperTerminal program to print upload data from the gaug...

Страница 183: ...subfolder and then select the HyperTerminal icon 2 From the HyperTerminal window double click on the Hypertrm icon The Connection Description windowis displayed This window is used to set up a new co...

Страница 184: ...mputer COM port selected in step 4 of the HyperTerminal Setup section on the previous page PRINTING UPLOADING PROJECT DATA To print upload project data from the gauge to the computer 1 On the computer...

Страница 185: ...fter selecting a filename click Start to enable data capture 4 On the gauge select the project data to be printed uploaded to the computer and follow the instructions in Chapter 5 to print the data to...

Страница 186: ...toolbar click Data then select Get External Data and Import Text File The Import Text File windowis displayed 3 Select the file that was saved when data was downloaded using the Hyperterminal program...

Страница 187: ...Appendix H 6 NOTES...

Страница 188: ...ASTM standards 1 2 Americium 241 beryllium Am 241 Be 2 3 Arrow keys 3 4 Asphalt Mode setup 3 23 Mode specifications B 2 Site preparation 4 8 Taking measurements 4 12 Atomic structure A 2 Automatic De...

Страница 189: ...equirements D 4 CE key 3 3 Cesium 137 Cs 137 2 2 Charge batteries C 20 Charger ac 1 5 Cleaning Base and top shell C 22 Tungsten blocks A 11 Code of Federal Regulations CFR 1 3 Communication protocol 3...

Страница 190: ...alibration 6 11 Department of Transportation DOT D 1 Depth Indicator 3 14 Mode 3 14 Of measurement 2 3 Detectors 1 5 2 2 Direct transmission 2 2 3 5 Display Backlight 3 15 Contrast C 27 Specifications...

Страница 191: ...G 1 Exposure limiting A 6 Extraction tool 1 5 4 6 F Federal Highway Administration FHWA 5 6 5 10 Flashing red light 3 17 Format Printout 3 13 Serial data B 6 Time and date 3 12 Full store 5 12 G Gamm...

Страница 192: ...moisture offset 6 4 6 8 Keypad 3 3 B 6 L Leak test C 25 A 13 Date C 25 Interval C 26 Licensing 1 3 A 15 LIGHT key 3 4 3 15 Liquid crystal display LCD 3 15 B 6 Lubricating source rod C 23 M Manual Dep...

Страница 193: ...2 6 4 Monitoring personnel A 8 N Neutrons 2 3 B 5 A 4 NiCad batteries C 19 NiCad battery pack C 21 C 19 NO key 3 4 Number averages 3 26 Numeric keys 3 4 O OFF key 3 3 Offset 2 6 Calibration 6 2 Moist...

Страница 194: ...s 3 13 Setup 3 13 Proctor value 3 19 Profile radiation A 19 Project Create 5 6 Data 5 5 Erase 5 9 Notes 5 11 Print upload data 5 7 Select 5 5 Store 5 10 View data 5 7 PROJECT key 3 3 5 5 Q QA Sampling...

Страница 195: ...anadian shipping D 4 U S shipping D 2 Replace Alkaline batteries C 20 Gaskets C 24 NiCad battery pack C 21 S SAFE position 3 5 Safety warnings European countries G 3 Sample Average separation 3 24 Num...

Страница 196: ...B 2 Site preparation 4 6 Taking measurements 4 10 Source B 5 Americium 241 beryllium Am 241 Be 2 3 C 8 Cesium 137 Cs 137 2 2 C 8 Decay C 8 Encapsulation A 8 Gamma ray B 5 Neutron B 5 Rod inspection A...

Страница 197: ...3 19 Temperature B 8 Test Drift C 5 Leak C 25 Site preparation 4 6 Stat C 3 Theory 2 1 Density 2 2 Moisture 2 3 Offset 2 6 Radiation A 2 Special calibration 2 6 Thin layer 2 5 Thermalization 2 3 Therm...

Страница 198: ...and Regulations TDG 1 3 D 4 Trench offset 2 6 6 2 6 9 Troubleshooting C 9 Tungsten blocks cleaning A 11 U U S shipping requirements D 2 Unit conversion F 1 Units measurement 3 18 Unpacking 1 6 Upload...

Страница 199: ...Index 12 NOTES...

Страница 200: ...Model 3450 Warranty 1 NOTES WARRANTY...

Страница 201: ...and signed agreement THERE ARE NO WARRANTIES WHICH EXTEND BEYOND THE DESCRIPTION ON THE FACE HEREOF AND THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED AND TROXLER NEIT...

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