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TRAX Mite Plus Manual

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1. TRAX Mite Plus User s Manual LIMITED WARRANTY JAMAR Technologies Inc warrants the TRAX Mite Plus against defects in material and workmanship for a period of one 1 year limited warranty on parts and one 1 year limited warranty on labor from the date of purchase For information on extended warranty call 1 800 776 0940 JAMAR Technologies Inc warrants each new instrument manufactured by the company to be free from defective material and workmanship and agrees to remedy any such defect At its option it may furnish a new part in exchange for any part of any instrument of its manufacture which under normal installation use and service discloses such defect The instrument must be returned to our factory or authorized service agent intact for examination with all transportation charges prepaid This warranty does not extend to any products which have been subject to misuse neglect accident vandalism or incorrect wiring not our own This warranty does not extend to water damage caused by the use of faulty or improperly installed road tube or damage caused by improper installation in disregard of the instructions furnished by us This warranty does not extend to products which have been repaired or altered outside our factory or authorized service agent In no event shall JAMAR Technologies Inc be liable for any damages arising from the use of this product including damages arising from the loss of information This warranty is
2. Space The Space selection applies to data collected in Bin mode It al lows you to set the proper spacing for the tube layout you will be using Use the TAB button to select SPACE and press DO Use the keypad to enter your correct tube spacing When finished press DO Note We recommend a minimum of an eight foot spacing when collecting data for class speed or gap analysis DT DTX Main Menu gt Utilities gt Defaults gt DT DT stands for Dead Time also known as D Bounce which is the amount of time the air switch in the TRAX Mite Plus will wait after it has recorded a pulse before it will accept another one The DTX selection is a DT multiplier that allows you to use large dead times Use the TAB button to select DT and press DO Use the keypad to enter in the DT and press DO when completed Thirty five ms is the normal setting TRAX Mite Plus User s Manual The maximum DT setting is 99 ms However if you need to use a longer time the DTX selection allow you to set the dead time up to 990 ms This setting is generally only used for very low speed counting Refer to Chapter 7 for more information DBV Main Menu gt Utilities gt Defaults gt DBV This selection allows you to set the default Distance Between Ve hicles Enter in feet the longest distance between consecutive ax les of the largest vehicle you would expect to see at the study site The TRAX Mite Plus will use this number to determine if two axles could b
3. Plus will automatically sense whatever baud rate you select in the software The higher the baud rate the faster your data will be dumped While the data is being downloaded the display on the TRAX Mite Plus will show TRANSFER IN PROGRESS COUNT 01 BLOCK 000001 Sending Data The computer will show the data being received in blocks Each block represents 4096 bytes of data Once the data has been transferred to the computer the TRAX display will return to the screen it was on before the download began Downloaded counts will remain in the memory of the TRAX until they are cleared Refer to page 2 5 for information on how to clear the memory Do not clear the memory of the TRAX until you are certain that the data has been successfully downloaded to you computer 5 3 TRAX Mite Plus User s Manual 5 4 Chapter 6 Battery Care TRAX Mite Plus User s Manual Battery Care The following information regarding battery care is furnished to assist you in the use and maintenance of rechargeable batteries Battery life is depen dent on the user s preventative maintenance procedures Establish regular routines for all of your batteries regardless of their usage Note The TRAX Mite Plus turns itself off when the battery voltage falls to 5 9 volts This is to prevent damage from occurring to the battery if the voltage were allowed to fall too low Symptoms of a damaged battery are 1 The battery will not charge to
4. Screens The top line of this screen CHNL CNTS Int 0001 A 0006 tells you the way in which the data is being collected CHNLCNTS or Channel B A 0008 Counts and the current in TD 07 19 50 02 13 98 terval number Int 0001 The next two lines give you the total per channel for the current interval The last line gives you the time and date as they are pro grammed in the TRAX Mite Plus This screen provides the TOTAL COUNTS total accumulated volume A 000006 for each channel for the B A 000008 entire study This can be used to get a total count without having to download the counter to a computer The top line of this screen tells you the layout that has been selected L2 and the type of study being done VOL VEH The nexttwo CNT 02 MEM 99 6 4v lines represent the channels that data is being recorded on A and B As the tires from an axle strike the tubes an asterisk is recorded in the appropriate channel The bottom line tells you what number count this study is in the TRAX Mite Plus CNT 02 the percentage of memory available MEM 99 and the battery voltage 6 4v L02 VOL VEH A akkkkkk B skkkkkkkk The top two lines of this screen tell you the layout L3 Two Tubes Vol selected and how the tubes A B A should be arranged for this study The fourth line tells DT 25ms you what the dead time or 2 14 Intv 15 min Chapter 2 Operation of the TRAX Mite Plus D bounce is set for in the
5. a program called a device driver to be running in the computer at all times These device drivers are very self cen tered and think that all the data coming into the serial port is for them Digital cameras mice digitizer boards PDAs and light pens are all devices that require these device drivers to be running If you have to unplug a device from the serial port to plug your TRAX Mite Plus in or if you are using a switch box be sure that the device does not have a driver running in memory 4 If you have a conflict with another device on a serial port or if your computer does not have a serial port you can use a USB port by using a USB to Serial Converter These devices allow serial peripherals 5 2 Chapter 5 Downloading the TRAX Mite Plus like JAMAR equipment to interface with a USB port There are sev eral of these devices available on line and at computer stores Go to the hardware support section of our web site www jamartech com for a link to one of these devices that we have tested and found to work well Once the universal cable is plugged into the computer plug the other end into the TRAX Mite Plus The TRAX will download all completed studies If you have a count in progress that you would like to download you must end the count Refer to page 2 16 for information on ending a count At this point refer to your software manual for information on how to setup the software for downloading Note that the TRAX Mite
6. be sure the display has not been damaged To test the display press DO after each of the screens that are shown Keys Main Menu gt Utilities gt Test gt Keys The Keys test allows you to check the functionality of each of the buttons on the keyboard When in this test mode a simulation of the 12 keys is shown on the left side of the display As you press a 2 8 key an X should briefly appear at the correct location in the simu lation Pressing the DO key will exit you from the test S Port Main Menu gt Utilities gt Test gt S Port The Serial Port test allows you be sure that the port used for re trieving data from the TRAX is working correctly To perform the test correctly the 2 amp 3 pins of the port must be looped together A straightened paper clip can be used to perform this test by carefully 50580 inserting one end into the 2 pin and the other end into the 3 pin Pin 3 Pin 2 NOTE This test will fail if a test connector is not used prop erly The cable used for downloading data cannot be used as a test connector Tubes Main Menu gt Utilities gt Test gt Tubes The Tubes test allows you to check the quality ofthe air pluses that are being received by the TRAX from the road tubes This test should be performed once the TRAX is in the field and connected to the road tubes to be used for the study The test lets you to iden tify potential problems with the tubes enabling you to take correc ti
7. entered shown Select OK to proceed to the Count Start Up menu Alpha numeric Site Code Alpha numeric site codes can be one or two lines with up to 20 characters on each line The alpha nu meric code can use num 0 9 A Z a z SYM OK bers lower case letters Press DO for next upper case letters and or symbols When you first enter the Alpha numeric site code screen the first field is flashing along with the OK selection To enter a value press the TAB key until the field for numbers upper case letters lower case letters or symbols is flashing Use the Change keys 3 and 6 to scroll through the values for the option you ve selected Once the character you want is entered press DO and the highlight will move to the next field Once the code you want has been entered TAB to OK and press DO You are then returned to the Site Code selection screen with the code you entered shown Select OK to proceed to the Count Start Up menu Chapter 2 Operation of the TRAX Mite Plus Count Start up Menu The Count Start Up menu allows START STAT GPS you to immediately begin a count EXIT check the status of the setup or load GPS coordinates into the TRAX Press DO to Start Stat When you select STAT from the L5 Two Equal Tubes Count Start up menu you are with spacing 1 dir shown some summary informa tion on the configuration of the TRAX DT 35 ms The first screen shows the tube layout selection an
8. gt Module gt Write This selection allows you to download data from your TRAX Mite Plus into the data module You can choose to download all studies or just new studies created since you last downloaded You are asked to verify this selection several times to make sure this is what you want to do Erase Main Menu gt Utilities gt Module gt Erase This selection allows you to clear any data stored in the module You are asked to verify this selection several times to make sure this is what you want to do Once the data has been erased it can not be restored 2 4 Chapter 2 Operation of the TRAX Mite Plus Clear Cir The Clear option allows you to clear the memory of all data You are given two chances to change your mind before data is removed from the nonvolatile memory Defaults Note The nonvolatile memory in the TRAX Mite Plus will retain the default settings you program These settings will be used for future traffic studies without having to re enter the DEFAULTS menu Interval Int Main Menu gt Utilities gt Defaults gt Int The Interval selection al lows you to internally store data in 5 10 15 30 or 60 INT SPACE DT DTX DBV minute intervals Use the EXIT TAB button to select INT Select time interval and press DO Use TAB to for Binned Data highlight the number of minutes in which you would like the data stored With the number flashing press DO Space Main Menu gt Utilities gt Defaults gt
9. in lieu of all other warranties expressed or implied and no representative or person is authorized to assume for us any other liability in connection with the sale or use of our products JAMAR Technologies Inc reserves the right to make improvements on the product and or specifications at any time without notice Questions concerning this warranty or any JAMAR Technologies Inc product should be directed by mail or telephone to JAMAR Technologies Inc 151 Keith Valley Road Horsham PA 19044 215 491 4899 COPYRIGHT NOTICE This manual is copyrighted All rights are reserved This document may not be in whole or part photocopied reproduced translated or reduced to any electronic medium or machine readable form without prior consent in writing from JAMAR Technologies Inc Copyright 2003 by JAMAR Technologies Inc il If you have any questions about the use of the TRAX Mite Plus please call the following number 215 491 4899 Monday Friday 8 00 AM to 5 00 PM Eastern time You may also contact us by fax at 215 491 4889 or via e mail at sales jamartech com Address any correspondence to JAMAR Technologies Inc 151 Keith Valley Road Horsham PA 19044 1411 Volume 1 0 April 2003 ill TRAX Mite Plus User s Manual Table of Contents Technical Support ____uesnssnsssnsenssnnssnnssnssnsssnnsnsssnsssssssnsssssnsessssnnennn iii Quick Setup Guide for the TRA X Mite Plus ceres
10. its full capacity of 6 4 volts or higher 2 The battery will only hold its charge for a short time under load conditions 3 The battery will discharge faster than normal during storage under no load With this in mind recharge the battery to its highest potential normally from 6 4 volts and up once it has fallen to 6 1 or 6 0 volts The battery can be charged through the charge port with the TRAX Mite Plus charger or a similar 6VDC charger with the correct plug and polarity The battery may also be removed for charging if desired Charging Never plug a charger into a charge port unless you are absolutely sure of the voltage output and polarity Charging a battery is very important for obvious reasons Your TRAX Mite Plus depends on a fully charged battery to operate efficiently and to produce reliable and correct data Batteries should not be allowed to sit in a discharged state for any length of time Once the battery dis charges below 5 8 volts damage to the cells has already begun Mea sure Or monitor your battery by using a voltmeter or through the counter s display We recommend that the battery be recharged to its highest charge level usually 6 4 volts and above once it discharges to 6 1 or 6 0 volts A good battery may charge as high as 7 0 volts or 6 2 Chapter 6 Battery Care better A defective battery may not charge any higher than 6 1 volts after a reasonable charge time Charge time will vary with the level
11. the DO key Check the battery voltage bat X Xv For longer studies week or more the voltage should be at least 6 4 It can be less for shorter counts but should not be below 6 1 Release the DO key when finished checking 3 TAB to Utilities and press the DO key once TAB to Defaults and press the DO key once 4 With INT flashing press the DO key once TAB to select the interval length desired and press the DO key when your selection is flashing 5 TAB to Space and press the DO key once Enter the spacing of your tubes for the study This is only required for class speed or gap types of studies All of these studies require 8 ft This setting does not affect volume studies if you are doing a volume count you do not need to set the spacing Hit the DO key when your selection is correct 6 Hit the DO key twice with Exit flashing to return to the main menu The default settings will remain stored in the counter for all future counts You will not need to set them again unless you are going to do a different type of study 7 From the Main Menu press the DO key when Count is flashing 8 Select the type of study you wish to do by using the TAB key and hitting DO when your selection is flashing The options are Volume Only or Bin The Tubes selection can be used to test your road tubes Volume Only axle or divide by two vehicle counting This study should be used if you are only interested in
12. Road Tube Layouts TRAX Mite Plus User s Manual Road Tube Layouts for the TRAX Mite Plus The TRAX Mite Plus is equipped with fourteen pre programmed tube lay outs for recording traffic data These are designated as L1 through L14 and represent the most common types of layouts used to record traffic data The following are descriptions of each of the layouts and the type of data that can be collected with each Each layout is different but there are some common principles that should be used with any layout that is chosen The condition of the road tubes the manner in which they are in stalled and the length of the tubes are all critical to achieving good results Refer to Chapter 3 Road Tube Installation for more informa tion on this A tube length of sixty 60 feet is recommended for round tube and a tube length of fifty 50 feet is recommended for mini tube In all tube setups of more than one tube the tube length from the end of the road to the counter must be the same for all tubes n all short tube long tube layouts the vehicle must strike the short tube first To collect class or speed data a minimum of eight feet of tube spac ing is required to achieve accurate results For counts done in the Volume Only mode the TRAX Mite Plus will either do a straight axle count or use the divide by two technique in which every two axle hits will increment the TRAX Mite Plus by one The diagrams for the
13. TRAX Mite Plus DT 25ms and what length of interval is being used for the study Intv 15min The top line of this screen gives the date and time as they are set in the TRAX Mite Plus The next three 3469788 lines provide information on the site code that has been programmed for the study 07 13 12 04 13 02 SITE CODE Bin Status Screens The top line of this screen show which channel of data you are seeing CHO the number of axles in the last vehicle AX 2 and the to tal volume for the study V 000056 The second line shows the class of the last vehicle CLS 02 the speed of the vehicle 35 MPH and how the vehicle struck the tubes A gt B If you are using a four tube layout press ing the TAB key will show you the second channel reflected by the channel number changing to 1 CH1 CHO AX 2 V 000056 CLS 02 35MPH A gt B GAP 05 8 7 The top line of this screen OPT Class Speed Gap shows the types of data that V0000000 are being collected The second line lists the total Interval 000010 volume for the current in terval The last line shows the number of the current interval The top line of this screen LO5 BINNED DATA gives the layout that has A tee been selected L5 and the type of study being done Binned The next two lines represent the tubes that data is being recorded on A B As the tires from an axle strike the tubes an asterisk is recorded in the appropriate channel The bottom line tel
14. acing between tubes TRAX Mite Plus User s Manual L4 One Channel A Volume Only In this layout one tube is extended across the lanes to be counted When in Volume mode the TRAX Mite Plus can do either a straight axle count or use the divide by two technique This layout can be used with single direc tion or bidirectional traffic however there is no lane separation 36 ft Round 26 ft Mini 24 ft L5 One Direction No Lane Separation A to B Bin Class Speed Gap In this layout both tubes A and B are extended across the lanes to be studied Channel A and channel B record dependent on each other The tubes should be spaced eight feet apart and be of equal length EXAMPLE A car is traveling southbound approaching the tubes As the vehicle passes over both the A and B tubes the time stamp for each pulse is recorded These pulses can then be analyzed by the TRAXPro software to provide volume class speed and gap information 36 ft Round 26 ft Mini 24 ft 4 gt gt Chapter 4 Road Tube Layouts L6 Two Lanes With Lane Separation A to B B to A Bin Class Speed Gap This layout is the same as the L5 layout but provides lane separation for bidirectional traffic The tubes should be spaced eight feet apart and be of equal length 36 ft Round 26 ft Mini 24 ft aa L7 Four Lanes A B C D Volume Only This layout is the
15. ack to the TRAX Mite Plus For round tube the lengths would be 48 feet for the short tubes and 60 feet for the long tubes It is very important that the air pulses travel over the same distance when two or more tubes are used to record data To accommodate the required length of tube brass splices may be used The splices are approximately three 3 inches long hollow and do not restrict the flow of air Do not use the splices on the roadway itself only on the section of tube after the clamp nearest the TRAX Mite Plus Tube Placement Tubes should be placed exactly perpendicular to the flow of traffic to prevent double counting When using two or more tubes that must be set at specific distances from each other always use a tape measure or ruler to measure from the center of each tube to determine the proper spacing In short tube long tube setups the short tube should be in stalled to the zone line center of the highway Observe traffic to be sure that vehicles in the outer lane are not coming in contact with the short tube Installation Round Tube 25 ID x 60 OD Round tube should be stretched one foot for every ten feet of road way when being installed Each tube should be secured at each end of the roadway by using a galvanized C Clamp Chinese Finger Figure 8 Grip or an End Plate Whichever is used ensure the proper nail size is used Use the longer nail size normally 2 1 2 inch or longer in hot weather due to the softne
16. and time date This is the same screen as the sec ond one shown after turning on the TRAX Mite Plus TAB until STAT is flashing then hold the DO key down to re view the information on this screen Approximately five seconds after releasing the DO key the screen will return to the Main Menu TRAX Mite Plus User s Manual Utilities Menu The Utilities Menu contains an assortment of operations that are necessary and or helpful to the operation of the TRAX Mite Plus Press the TAB key until Utilities is flashing then press the DO key to enter this menu MODULE CLR DEFAULTS When you have selected UTILI T DATE SYS TEST EXIT TIES from the Main Menu the Data Module commands screen shown here is displayed Press DO key Module The Module option allows you to use a JAMAR data module with the TRAX Mite Plus You can check the status of a module STATUS WRITE ERASE erase a module or download EXIT data into a module by connect Status Data Module ing to the COM port on the Press DO Key TRAX Mite Plus using the module cable The module can hold multiple files from several different counters With this feature you can download all of your data in the field and only have to transport the module back to your office for downloading into the software Status Main Menu gt Utilities gt Module gt Status This selection allows you to check whether there is data currently stored in the module Write Main Menu gt Utilities
17. ass over the A and the B tube the unit records a one in the A channel but ignores the hit on the B channel since it oc curred immediately after the A hit As a second car approaches the tubes in the outer lane and both front and rear axles pass over the B tube the unit records a one in the B channel One vehicle has been recorded in each lane of the study 36 ft Round 26 ft Mini gt 2 foot spacing between tubes Chapter 4 Road Tube Layouts L3 Two Channels with Lane Separation A to B B to A Volume Only In this layout both tubes A and B are extended across the lanes to be counted Channel A and channel B record independent of each other When one tube is hit the next hit is ignored When in Volume mode the TRAX Mite Plus can do either a straight axle count or use the divide by two tech nique The tubes should be spaced four and a half inches apart EXAMPLE The TRAX Mite Plus has been programmed to use the di vide by two technique A car is traveling southbound approaching the tubes As the front and rear axles strike the A tube a one is registered in the A channel The front and rear axles then strike the B tube but these hits are ignored since the A tube has just been hit Conversely a car traveling north bound will strike the B tube first recording it in the B channel and then have its hits on the A tube ignored 36 ft Round a 26 ft Mini lt 24 ft gt 4 5 inch sp
18. ble serial port on your computer and a JAMAR universal download cable The down load cable uses a specific pin configuration Use of a standard serial cable can cause data to be lost or damage to occur to the TRAX To prepare to download your data connect the universal cable to a serial port on your computer Some serial ports have 25 pins and some have 9 Generally COM 1 is a 9 pin COM 2 is a 25 or 9 pin The ports may be labeled on the computer itself with COM 1 listed as 1 or A and COM 2 listed as 2 or B The following tips should help you to avoid problems when download through a computer s serial port 1 You must correctly identify what port you are plugging the cable into The 25 and 9 pin connectors used for serial ports are also used for serial or parallel printers mice plotters video cards and other devices Just because your cable fits into a connector on your PC does not mean it is a serial port Consult your computer instruction manual if you have any questions on which ports are serial ports on your computer 2 Many computers have more than one serial port You will need to know which serial port you are plugging the universal cable into Se rial ports are designated as COMx where x is a number from 1 to 16 You will need to know this number to download the unit 3 Some devices that are plugged into a computer s serial port will not allow the TRAX Mite Plus to download its data properly These are devices that require
19. d the Dead Time setting Press the TAB key to see the current date and time as well as the Site Code After you have tabbed through the available screens you will be returned to the Count Start up Menu GPS This selection allows you to download latitude and longitude from a hand held GPS unit into the TRAX The TRAX Mite Plus supports the NMEA protocol which is a standard for the transmission of GPS data available in most GPS units To load GPS information into A the TRAX connect the GPS Receiving GPS Data unit to the TRAX using the LAT JAMAR GPS cable also used LON with the data module to link Press DO to Accept each unit s RS 232 serial port Some GPS units may require you send the data other may automati cally do so In either case if the information is properly sent you will see the latitude and longitude information appear on the TRAX s display Press DO to return to the Count Start up Menu Start When you select Start from the Count Start up menu the TRAX Mite Plus will begin recording data You will be shown a screen that dis plays the data as it is being collected There are several screens avail able for viewing while the TRAX Mite Plus is collecting data Press 2 13 TRAX Mite Plus User s Manual the TAB key to page though the available status screens The following are examples of the types of screens that are available for review de pending on the study you have programmed Volume Only Status
20. e OPT Class Speed Gap taken to the screen shown here Press DO to continue with where you can choose which E options shown bin data you want to record You can choose to collect one type two types or three types of data in any combination The default setting is for Class Speed and Gap If you want to change this press TAB until Change is flashing then press DO You will then see the screen shown on the next page On this screen all three study types are currently selected To de select a study press the TAB key until the study you want to CONT Class Speed Gap OPT Class Speed Gap Press DO to continue with remove is flashing then press options shown the DO key You will see that 2 10 Chapter 2 Operation of the TRAX Mite Plus the study you chose has been removed from the Options listed on the second line To re select a study that has been removed highlighted it on the top line press DO and it will be returned to the Options line When you have configured the options for the types of data you want press TAB until CONT is flashing then press DO and you will be taken to the tube layout selection menu described below Tube Layout Selection A screen similar to the one shown here is displayed when in the Tube Layout Selection Menu L1 Two Channel Vol A B L1 L2 L3 L4 L5 L6 L7 L8 L9 L10 The TAB key is used to move through the layouts A description of the currently flashing layout is dis
21. e from the same vehicle or if the distance is great enough that the axles must be from separate vehicles Example setting the DBV for 36 ft tells the TRAX Mite Plus that any axles spaced at over 36 ft apart must be from separate ve hicles In the example from the following diagram a DBV setting of 40 feet would tell the TRAX Mite Plus the axles spaced at 30 feet could be from the same vehicle but the axles spaced at 42 feet must be from separate vehicles Time Date This option allows you to program the date and time to be used in your TRAX Mite Plus To use this option press TAB until T DATE is flash ing and then press DO Set the current time and date for your location starting with the hour Use the Change buttons 3 and 6 to correct the settings as required Use the TAB key to move from the hour setting to the minutes then enter the correct number of minutes The same process can then be HR MIN MON DAY YR repeated to set the month day and year When completed 14 06 04 13 02 press the DO button NOTE Press to change The real time clock in the Press DO to set date TRAX Mite Plus uses a 24 hour military format i e 5 00 P M is 17 00 2 6 Chapter 2 Operation of the TRAX Mite Plus System Sys This option allows you to pro gram some of the system set VEH DATE UNITS PERM tings of the TRAX Mite Plus FULLMEM SPLIT EXIT Like the Default settings the Restore Default System settings will be re Vehic
22. e how the TRAX should re spond if the memory is filled The options are to Stop recording data or to Overwrite the beginning of the memory In most cases you will never come close to filling the entire memory of the unit The TRAX Mite Plus 8 MB of internal memory will record more than thirty thousand intervals of data before the memory is filled Split This selection allows you to determine whether data should be re corded in continuous mode or if a new file should be started at midnight every day The Never option tells the unit to never split the study while the Daily option tells it to split the study on a day by day basis The Daily option is normally only used if the TRAX is set up at a permanent location or if data is being retrieved while the unit is still recording data TEST Main Menu gt Utilities gt Test This option allows you to per MEMORY DISPLAY KEYS S PORT TUBES EXIT form diagnostic tests on vari ous features of the TRAX Mite 7 Plus to be sure they are oper Test internal data ating correctly storage memory Memory Main Menu gt Utilities gt Test gt Memory The Memory test will check all memory locations in the unit s 8 MB memory To perform the test press DO while Memory is flash ing and the TRAX Mite Plus automatically starts testing the memory The test does not affect any data that is stored in the unit Display The Display test allows you to view all segments of the liquid crystal display to
23. eese se siosecescene v Introduction to the TRAX Mite Plus eere esee eerte rene ceziorenecne 1 1 What is the TRAX Mite PIUS nn 1 2 How is the TRAX Mite Plus Powered sese 1 3 Power On DO and TAB Functions 1 3 Before You Do a Study i 1 4 Operation of the TRAX Mite Plus curcossoossonssossonssnnssessnsennnsnnssnssnnsnnsennsnnne 2 1 Start up Screen 0 00 sassarese 2 2 Man Meti sa esili 2 3 U htesMe n iniuubnSueesseheet tene euet 2 4 Module egli egets REDE 2 4 Clear ssi ii 2 5 Defaults uoto sues On ensures 2 5 Tiume Date E sicilia Ugo DPI 2 6 System onse EORR e dei 2 7 Testi e chelsea AIRE 2 8 Count Men ici iaia 2 10 T besr MEO ani SERUUM iii 2 10 Volume Only June 2 10 Bit CU RARA LEN E ae 2 10 Tube Layout Selection eee 2 11 SiteCode uates ee pe aie dies 2 11 Count Start up Menu sse 2 13 Stat illecite di 2 13 GPS bll aa 2 13 Sri Mr 2 13 Volume Only Status Screens sss 2 14 Bin Status Screens i 2 15 Ending a Count Road Tube Installation Road Tube Layouts ce Downloading the TRAX Mite Plus Battery Care Low Speed Counting Troubleshooting Appendix iv Quick Setup Guide for the TRAX Mite Plus 1 Turn the TRAX Mite Plus ON 2 From the Main Menu TAB to STAT and hold down
24. esents one count in the volume mode Additionally the TRAX Mite Plus will record a count even if the front and rear tires on only one side of the vehicle passes over the tube as well as if both front and rear tires do Dead Time DT DTX The DT setting is measured in milliseconds which controls the output pulse interval from the air switch Typically the pulse interval is set at 20 to 40 milliseconds for normal operation This setting will cover most speeds however speeds from idle to 10 mph will require the DT setting to be increased When measuring volume in a very low speed situation use a DTX setting of 200 to 300 milliseconds to avoid double counting The above rules may be varied slightly since each tube installation for low speed traffic counting is unique The tube length and DT may be adjusted to fit your specific parameters Once you have decided on your settings monitor incoming data to ensure accuracy NOTE Be sure to reset the DT setting once you have finished your low speed counting Using an incorrect DT setting for average speed traffic will produce incorrect data 7 2 Chapter 8 Trouble shooting TRAX Mite Plus User s Manual Troubleshooting The following are some common questions problems that can be encoun tered when using the TRAX Mite Plus The possible answers that are stated with them are not necessarily the only answer but should be checked first before contacting us If you cannot find the answe
25. far and overshoot the desired option just keep pressing the TAB key until it is re selected TRAX MITE PLUS TRAX Mite Plus User s Manual Before You Do a Study Before you attempt to collect important data with the TRAX Mite Plus we strongly recommend that you familiarize yourself with both the operation of the TRAX Mite Plus and how to properly install your road tubes Few things are more frustrating than trying to resolve problems when working on a tight deadline or with critical data Whenever possible we recommend that you perform a test study if you are new to the TRAX Mite Plus or are planning to collect data that you have not in the past This will help you become comfortable with the operation of the equipment and how the data is collected which should make things easier when you have to do a real study 1 4 Chapter 2 Operation of the TRAX Mite Plus TRAX Mite Plus User s Manual Start up Screens A four line 20 character LCD display located in the middle of the TRAX Mite Plus front panel is used to display current options and status SERE B E HON GE UN ci mim imi e TRAX MITE PLUS o 090 DE da oe tan D 0 0 see NOTE The display of the TRAX Mite Plus has a power saving fea ture that turns off the screen if the unit has not been disturbed for several minutes To bring the display back up simply hit any of the gray keys on the keypad After you power on the TRAX M
26. following layouts assume a length of twelve feet per lane of traffic and are shown for round tube and mini tube Chapter 4 Road Tube Layouts L1 Two Channels A B Volume Only In this layout channel A and channel B record independently When in Volume mode the TRAX Mite Plus can do either a straight axle count or use the divide by two technique EXAMPLE The TRAX Mite Plus has been programmed to use the di vide by two technique As a passenger car passes over the A the unit records one count As a four axle truck passes over the A tube the unit records two counts 36 ft Round 36 ft Round 24 ft 26 ft Mini 26 ft Mini 24 ft dM dt 4 cH _ gt fae ear TRAX TRAX Mite Plus User s Manual L2 Two Channels with Lane Separation A B minus A Volume Only In this layout channel A and channel B record independently The A tube is extended over one lane while the B tube is extended over two lanes At the end of each interval the A channel is subtracted from the B channel and then each channel s total is stored in memory When in Volume mode the TRAX Mite Plus can do either a straight axle count or use the divide by two technique The tubes should be spaced two feet apart EXAMPLE The TRAX Mite Plus has been programmed to use the di vide by two technique As a car approaches the tubes in the inner lane and both front and rear axles p
27. for volume class speed and gap can be generated using JAMAR s TRAXPro software 1 2 Chapter 1 Introduction to the TRAX Mite Plus How is the TRAX Mite Plus powered The TRAX Mite Plus is powered by a rechargeable lead gel battery Depending upon use batteries may last for several months before they need to be recharged The TRAX Mite Plus displays the battery voltage when it is first turned on This allows you to determine if there is enough battery power to complete a study Generally battery voltage should register at 6 3 VDC or higher for a full charge Refer to Chapter 6 Battery Care for more information on battery maintenance The TRAX Mite Plus can also be purchased with a solar panel option POWER ON DO and TAB Functions 5 OFF ON An OFF ON switch on top of the front panel is used to turn the unit on or off A four line by 20 character display helps you select the proper entries All options are clearly displayed with the currently selected option flash ing The bottom two lines of the display are used to explain the option that is highlighted Two buttons are all that are used to move from menu to menu and to select from the various options shown on the display One key TAB is used to move the highlight to the option you want and another is used to imple ment it the DO key In general you press the TAB key until the option you want is flashing and then press the DO key If you move the highlight too
28. ic are sufficient To reduce wear and or breakage of the tape do not install the tape in the path of the vehicle tires When installing a short tube long tube configuration L2 L8 L11 L12 you may install both tubes completely across the road and tie a knot midway of the half tube This eliminates nailing the half tube on the center line which can create a safety problem for in stallation personnel Mini Tube Installation Mastic or i Duct Tape Webbing p Webbing MASTIC OR DUCT TAPE 6 Lengths are satisfactory WEBBING Approx 4 TUBE 50 ft lengths are recommended to 5 long Loop over Coil any excess tube near the counter tube and nail as shown above Do not stretch the tube just pull it tight to avoid any movement 3 5 TRAX Mite Plus User s Manual Checking for Accuracy Once your tubes are installed and you are collecting data observe the traf fic as it is being recorded to be sure everything is working correctly If possible check the tubes periodically during the study to ensure they have not been damaged and data is being recorded as programmed Upon completion of your data collection remove the tubes clamps nails and anything else that may be of danger to the motorists The mastic may be hard to remove in some instances especially in hotter weather In those cases it may be left on the highway and eventually it will blend into the asphalt from the flow of traffic 3 6 Chapter 4
29. ite Plus the sign on screen is displayed This shows the version numbers of the firmware in the TRAX Mite Plus on the bottom line The unit uses dual processors so the firmware version of each processor is shown The second screen as shown below displays the tube spacing that is set in the TRAX Mite Plus the amount of memory remaining for new studies the number of counts stored in memory the status of the battery and the time and date that is set in your TRAX Mite Plus Tube sp 8 0 ft v0 0 Mem 7789K Avail Counts 01 bat 6 3v TD 10 25 12 02 13 02 After a few seconds the screen clears and the Main Menu is displayed 2 2 Chapter 2 Operation of the TRAX Mite Plus Main Menu COUNT UTILITIES STAT kkkkk MAIN MENU kkkkkk Press DO to Count TAB changes option The Main Menu is the starting point for all of the options in the TRAX Mite Plus The options on this screen are COUNT UTILITIES STAT Program a new count When Count is selected you can choose from VOLUME ONLY or BIN Depending on the mode of data collection you have selected you can pro duce reports in the software for volume class speed and gap Perform miscellaneous operations that include the option to download to a module clear the counter program the default settings set the time amp date restore default tables and perform diagnostic tests on the TRAX Mite Plus Select to display available memory counts stored battery power
30. le Table tained in the unit s non vola tile memory until changed Veh Main Menu gt Utilities gt Sys gt Veh This selection allows you to restore the factory default tables for data collection These default settings are 15 70 mph by 5 mph for speed FHWA scheme F for class and 2 to 26 by 2 seconds for gap Date Main Menu gt Utilities gt Sys gt Date This selection allows you to determine the format of the date used in the unit The options are USA month day year or World day month year Units Main Menu gt Utilities gt Sys gt Units This selection allows you to determine the format of the units used in the TRAX Mite Plus The options are English or Metric Perm This selection allows you to determine whether the TRAX should be configured for mobile use or for permanent location use This setting affects how the unit can be downloaded When set for Mobile the TRAX will disable the serial port when it goes into power saving mode the display turns off which saves power To be able to download you must then wake up the unit by pressing any of the keys When set for Permanent the serial port is never disabled so data can be downloaded remotely We recom mend that you leave the setting for Mobile unless you are using the TRAX at a permanent location and retrieving data remotely TRAX Mite Plus User s Manual Fullmem Main Menu gt Utilities gt Sys gt Fullmem This selection allows you to determin
31. les A 2 DA Class 9 Five Axle Single Trailer Trucks This class in cludes all five axle vehicles consisting of two units in which the pulling unit is a tractor or single unit truck Appendix Class 8 Four or Less Axle Single Trailer Trucks This class includes all vehicles with four or less axles consist ing of two units in which the pulling unit is a tractor or single unit truck Class 10 Six or More Axle Single Trailer Trucks This class includes all vehicles with six or more axles consist p EDEN ing of two units in which the pulling unit is a tractor or DAE CATAL single unit truck Class 11 Five or Less Axle Multi Trailer Trucks This class includes all vehicles with five or less axles consisting of three or more units in which ri Co the pulling unit is a tractor or single unit truck Class 12 Six Axle Multi Trailer Trucks This class includes all six axle vehicles consisting of three or more units in which the pulling unit is a tractor or single unit truck Class 13 Seven or More Axle Multi Trailer Trucks This class includes all vehicles with seven or more axles consisting of three or more units in which the pulling unit is a tractor or single unit truck The TRAX Mite Plus also collects data for Class 14 Unclassified Vehicles This class includes all vehicles which the TRAX Mite Plus could not process into one of the existing 13 classes This data can be retained in y
32. ls you what number count this study is CNT 02 2 15 B kkkkkk CNT 02 MEM 95 6 4v TRAX Mite Plus User s Manual the percentage of memory available MEM 95 and the battery voltage 6 4v The top two lines of this screen tell you the layout L5 Two Equal Tubes selected and the how the With spacing 1 dir tubes should be arranged DBV 40 0 SP 8 0 ft for this study The third line DT 35ms Intv 15 min shows the current distance between vehicle DB V 40 0 and tube spacing SP 8 0 ft that are set in the defaults The fourth line shows the current dead time DT 35ms and interval length Intv 15 min that are set in the defaults mes me date and time ay 07 13 12 04 13 02 they are set in the TRAX SITE CODE Mite Plus The next three 3469788 lines provide information on the site code that has been programmed for the study Ending a Count To end a count turn the TRAX Mite Plus off The count will be stored in the TRAX Mite Plus s internal memory Additional studies can then be conducted with the unit The TRAX Mite Plus can hold up to 150 different studies in its memory EXIT MODULE NEW There are also several other options that can be accessed by hitting the DO key while a study is in progress The Module option allows you to access a data module while the study is in progress Refer to page 2 4 for a more detailed description of the module options The New option will end the current stud
33. ns coupes and station wagons manufactured primarily for the purpose of carrying passengers including those pulling recreational or other light trailers Class 3 Pickups Vans and other 2 axle 4 tire single unit vehicles This class includes all two axle four tire vehicles other than passenger cars which includes pick ups vans campers small motor homes ambulances mini buses and carryalls These types of vehicles which are pulling recreational or other light trailers are included Class 4 Buses This class includes all vehicles manufac tured as traditional passenger carrying buses with two ax les and six tires or three or more axles This includes only traditional buses including school and transit buses func tioning as passenger carrying vehicles All two axle four tire minibuses should be classified as Class 3 Modified buses should be considered to be trucks and classified ap propriately Class 5 Two Axle Six Tire Single Unit Trucks This class includes all vehicles on a single frame which have two axles and dual rear tires This includes trucks camp ing and recreation vehicles motor homes etc Class 6 Three Axle Single Unit Trucks This class in cludes all vehicles on a single frame which have three axles This includes trucks camping and recreation vehicles motor homes etc Class 7 Four or More Axle Single Unit Trucks This class includes all vehicles on a single frame with four or more ax
34. nual counts or with a JAMAR Traffic Counter Tester should be performed on an annual basis as required by the FHWA to assure proper operations and results Should you detect any problems with any of our products please notify JAMAR Technologies immediately and discontinue use of the unit until we have verified its operation TRAX Mite Plus User s Manual
35. o circumstances should you attempt to open the battery case Always observe polarity when connecting your battery to any elec tronic electrical device If your device is not protected for improper battery hookup you may cause severe damage to the electronic cir cuitry The positive terminal may be indicated by a plus sign or red mark The negative terminal may be indicated by a minus sign or black mark TRAX Mite Plus User s Manual Chapter 7 Low Speed Counting TRAX Mite Plus User s Manual Low Speed Counting Below 10 mph The TRAX Mite Plus is capable of recording vehicle data as low as idle speeds and above with a high degree of accuracy Tube length tube place ment and the air switch D bounce DT setting are important factors in achieving excellent results from this type of application The following guidelines should be used for low speed volume installations Tube Length The total length should not exceed forty 40 feet Shorter lengths may be used provided the vehicle speeds do not exceed 30 mph Tube Placement Tube placement should be perpendicular to the flow of traffic how ever when using a high DTX setting a slight angle by the tube or angled wheels of a vehicle will not cause the counter to double count Remember this only applies to low speed counting tubes should be placed correctly on the roadway regardless of low or high speed count ing As a reminder two hits on the road tube repr
36. of the battery voltage Usually a battery of 6 0 volts can be charged to its highest potential in 12 hours or less After a battery has been charged allow it to sit for at least 8 hours and check the voltage again to determine if the battery maintained its charge Some decay is acceptable however if the battery falls below 6 1 volts recharge it for a longer period of time If this does not improve the charge the battery is most likely defective and it would not be wise to use it for any lengthy data collections Monitor your battery voltages frequently charging when neces sary and you will extend the life of your battery Additional Notes Do not expose the battery to moisture or rain Do not drop hit or abuse the battery it may break and expose the contents which are highly corrosive Do not short circuit battery terminals Some batteries are protected with self resetting fuses but short circuits may still cause severe dam age to the battery e t is normal for a battery to become warm to the touch during charg ing It is normal for a battery to self discharge during prolonged stor age Always fully charge a battery prior to storage While in storage periodically check the batteries with a voltmeter to ensure they have not discharged below a level that may cause permanent damage Always store in a cool dry location Keep batteries away from fire and do not incinerate they may explode Under n
37. om C to D B L13 Three Channels With Lane Separation A B A C B Volume Only This layout is the same as the L2 layout but with the addition of a tube for a third channel Refer to the L2 layout for further information The tubes should be spaced two feet apart For improved accuracy with this type of data collection we recommend that the L7 layout be used with the Road Ramp system to isolate each lane Visit our web site at www jamartech com for more information 36 ft Round t 26 ft Mini 2 foot spacing between tubes L14 Four Channels With Lane Separation A B A C B D C Volume Only This layout is the same as the L2 layout but with the addition oftwo tubes for two additional channels Refer to the L2 layout for further information The tubes should be spaced two feet apart For improved accuracy with this type of data collection we recommend that the L7 layout be used with the Road Ramp system to isolate each lane Visit our web site at www jamartech com for more information 36 ft Round gt 26 ft Mini gt 2 foot spacing between tubes TRAX Mite Plus User s Manual Chapter 5 Downloading the TRAX Mite Plus TRAX Mite Plus User s Manual Downloading a TRAX Mite Plus The TRAX Mite Plus is designed to be downloaded to a computer or data module using its communications serial port To properly download the unit you will need JAMAR s data analysis software an availa
38. our reports or it can be redistributed by the software into the existing 13 classes based on the percentages in each of those classes A 3 TRAX Mite Plus User s Manual Specifications Size 11 x 7 x 4 5 Weight Approximately 8 pounds Power Rechargeable lead gel battery with optional solar panel Interface RS 232 serial communications port 9 pin DBS socket Download Speed Up to 115200 bps Memory 8 MB Internal Memory Clock Always active real time clock Data Collection Formats Volume Time stamped raw data Inputs Up to six road tubes Temperature Range Minus 40F 40C to 165F 74C Date Format USA MM DD YY or World DD MM YY Recording Intervals 5 10 15 30 or 60 minutes for volume or binned data Units English feet or Metric meters Display Wide Temperature 4 line by 20 character LCD display Output Binary file capable of being read by JAMAR TRAXPro soft ware Appendix We are pleased that you have chosen the JAMAR TRAX Mite Plus for your traffic analysis needs We have strived to develop a unit that is easy to use and has the options that our customers require The TRAX Mite Plus has undergone extensive testing to verify the accuracy of its operations and each unit is road tested before it leaves our facility However just like other complex electronic devices problems can occur We always suggested that users verify the continuing accuracy of any device they use Verifica tion against ma
39. per pin configu ration The test will fail if a test connector is not used The cable used for downloading cannot be used as a test connector 8 2 Chapter 8 Troubleshooting The data produced is not accurate Check the tube layout used in the field and the condition of the tubes Make sure the tubes were set with the proper length spacing and perpen dicular to the flow of traffic One simple condition check of a tube that is laid out in the field is to go to use the Tube Test diagnostic Refer to page 2 9 for more information on this The TRAX Mite Plus will not download Check your connection between the TRAX Mite Plus and the computer Refer to Chapter 5 Downloading the TRAX Mite Plus for other items to check Additional support information can also be found on our web site at www jamartech com If you are unable to find a solution to your problem contact us using the information located on the first page of this manual 8 3 TRAX Mite Plus User s Manual 8 4 Appendix TRAX Mite Plus User s Manual FHWA Type F Vehicle Classification Scheme Class 1 Motorcycles This class includes all two or three wheeled motorized vehicles These vehicles typically have a saddle type of seat and are steered by handlebars rather than a steering wheel ONE This includes motorcycles motor scooters mopeds motor pow ered bicycles and three wheel motorcycles Class 2 Passenger cars This class includes all seda
40. played on the bottom two lines Refer to Chapter 4 Road Tube Lay outs for a more detailed description of the individual layouts Listed below are the types of layouts that can be used depending on the data collection mode selected Volume Only or 2 Road Tubes L1 L2 L3 LA 3 or 4 Road Tubes L7 L8 L9 L13 L14 Bin Class Speed Gap 1 or 2 Road Tubes L5 L6 3 or 4 Road Tubes L10 L11 L12 Press DO when the layout you want to use is flashing You will then be taken to the Site Code menu Site Code The data in the TRAX Mite YES NO EXIT Plus includes the date and time that the study was done but no Enter Site Code direct information on where the Press DO to select study was done Correct use of the Site Code is a way for you to guarantee that the data you collected at a particular site was indeed collected there 2 11 TRAX Mite Plus User s Manual To enter a Site Code press DO while YES is flashing You then have the option of using either a numeric numbers only site code or an alpha numeric numbers letters and symbols site code Numeric Site Code Numeric site codes can be one or two lines with up to 20 charac ters on each line Enter the value for the first line of the site code using the numbered key on the TRAX Once done press DO to move to the second line Once the second line has been entered press DO and the code is stored You are then returned to the Site Code selection screen with the code you
41. r to your problem ques tion do not hesitate to contact us Contact information is listed on the first page of this manual There is no display visible on the TRAX Mite Plus Check that the unit is not in its power saving mode The display automati cally goes out when the TRAX Mite Plus has not been disturbed for several minutes To bring the display back up hit any key The display on the TRAX Mite Plus will not come on The battery voltage may have gone too low to power the display Connect the TRAX Mite Plus to a battery charger and charge for 12 hours then see if the display comes up If the unit was in the field collecting data when this problem occurred turn the unit off return it to your office and charge Even if the battery voltage was too low to power the display it may have been high enough to continue collecting data The data is not being collected in the intervals desired Check the Interval setting in the TRAX Mite Plus s default settings Not all layouts are available to be selected with the study requested Only certain layouts can be used depending on the mode of data collection requested Refer to Chapter 4 for more information Cannot view all of the information desired on the TRAX Mite Plus display after the study has begun There are multiple status screens for each of the data modes To view these screens use the TAB key Serial Port test failed Make sure that you are using a test connector with the pro
42. rate vehicle data The following guidelines should be followed for all studies regardless of simplicity The lengths listed for each study below have shown to provide the best results based on extensive testing L1 L3 L4 L5 L6 L7 L9 L10 Long tube setups To encompass all types of vehicles and speeds a tube length of sixty 60 feet is recommended for round tube fifty 50 feet for mini tube These lengths should satisfy all requirements for nor mal street road highway and interstate traffic patterns L2 L8 L11 L12 L13 L14 Short tube long tube To ensure the pulses from the road tubes arrive at the counter in the proper order the tube length must be the same from the edge of the road to the TRAX Mite Plus This will ensure that the pulse from the short tube arrives before the pulse from the long tube 3 2 Chapter 3 Road Tube Installation Example You are using mini tube to install an L11 layout across two lanes of traffic and each lane is twelve feet wide In order to ensure that the distance the air pulse has to travel from the edge of the road to the counter is the same for all tubes you should use 38 feet for the short tubes A amp C and 50 feet for the long tubes B amp D The short tubes will be installed over only one lane 12 feet leaving 26 feet of tube back to the TRAX Mite Plus The long tubes will be installed over two lanes 24 feet but since they are 50 feet long you will still have 26 feet b
43. same as the L1 layout but with four tubes over four separate lanes rather than two tubes over two lanes Refer to the L1 de scription for more information 36 ft Round 36 ft Round 24 ft 26 ft Mini 26 ft Mini 24 ft gt lt lt O TRAX UJ 7 TRAX Mite Plus User s Manual L8 Four Lanes with Lane Separation A B minus A C D minus C Volume Only This layout is the same as the L2 layout but with four tubes over four lanes rather than two tubes over two lanes Refer to the L2 description for more information The tubes should be spaced two feet apart 36 ft Round 36 ft Round o ft Mini 26 ft Mini 2 foot spacing between tubes L9 Four Lanes with Lane Separation A to B to A C to D Dto C Volume Only This layout is the same as the L3 layout but with four tubes over four lanes rather than two tubes over two lanes Refer to the L3 description for more information The tubes should be spaced four and a half inches apart 36 ft Round 36 ft Round 24 ft 26 ft Mini 26 ft Mini 24 tt lt _ gt lt _ gt 4 gt 4 5 inch spacing between tubes Chapter 4 Road Tube Layouts L10 Two Directions No Lane Separation A to B C to D Bin Class Speed Gap This layout is the same as the L5 layout but with four tubes over four lanes rather than two tubes over two lanes Refer to the LS description for more information The tubes
44. should be spaced eight feet apart and be of equal length 36 ft Round 36 ft Round 24 ft 26 ft Mini 26 ft Mini 24 tt 4 4 4 4 L11 Two Lanes One Direction With Lane Separation A to C B to D Bin Class Speed Gap This layout is the same as the L5 layout but with the addition of two half tubes A and C to provide lane separation Refer to the L5 layout for fur ther information This layout is for single direction traffic The A and C tubes should be spaced eight feet apart as should the B and D tubes The A tube should be spaced six inches from the B tube and the C tube should be spaced six inches from the D tube Remem ber vehicles must always strike the short tube first 36 ft Round 26 ft Mini 24 ft 4 gt 6 inch spacing from Ato B and from C to D B TRAX Mite Plus User s Manual L12 Two Directions With Lane Separation A to C D to B Bin Class Speed Gap This layout is the same as the L11 layout but for bidirectional traffic Re fer to the L11 layout for further information The A and C tubes should be spaced eight feet apart as should the B and D tubes The A tube should be spaced six inches from the B tube and the C tube should be spaced six inches from the D tube Remem ber vehicles must always strike the half tube first 36 ft Round 26 ft Mini 24 ft lt gt 6 inch spacing from A to Band fr
45. ss of the asphalt In cold weather applications the asphalt becomes harder making it more difficult to drive in the nails In this situation smaller nails 1 1 2 3 3 TRAX Mite Plus User s Manual inch can be used Next secure the tube on the traveled portion of the road surface by using mastic As a minimum one piece of mastic should be placed on the zone line middle of the road and two pieces of mastic should be placed in each lane Additional mastic should be used as deemed necessary to prevent the tube from moving when stuck by d Ven C Round Tube Installation Clamp End Plate End Plate Chinese Chinese Finger or Masti Finger or Figure 8 Er Figure 8 MASTIC 6 Lengths are TUBE 60 ft lengths are recommended satisfactory Coil any excess tube near the counter The tube should be stretched 1 ft for every ten ft of road surface 3 4 Chapter 3 Road Tube Installation Mini Road Tube 20 ID x 375 OD Since mini tube is smaller and lighter than standard round tube less hardware is required to install the tubes Also mini tube should not be stretched when installed just placed on the road Webbing can be used to secure the tube at each end of the road way You may tie a knot at the far end of the tube instead of using an end plug or PK nail Since the mini tube is light and low profile you may use duct tape or two inch mastic to secure the tube to the roadway Generally three pieces of tape mast
46. ve action When a pulse is received while in test mode the strength of the pulse is shown for about a second on the display of the TRAX Pulse levels are broken down into 4 categories X for Poor for Fair G for Good and for Excel lent In the example shown here the pulse strength is excellent for the A C and D tubes However the pulse strength for the B tube is poor indi cating that the tube should be checked and possibly replaced Press the DO or TAB key to exit the tube test screen TRAX Mite Plus User s Manual Count Menu VOLUME ONLY When you select Count from the BIN TUBES EXIT Main Menu you are given the op Basic Data tion of the type of data you would Press DO to accept like to collect or to test the tubes Tubes Selecting this option will take you to the road tube test screen which is described on page 2 9 Volume Only If you select Volume Only you VOL VEH VOL AXLE will be taken to the screen EXIT shown here where you can Volume by Vehicle choose a study using either the divide by two technique or a straight axle count Press DO to select Select VOL VEH for a divide by two study where every two hits is counted as one Select VOL AXLE for an axle count where every hit is counted as one After you select the type of study you want you will be taken to the tube layout selection menu described on the next page Bin CONT CHANGE EXIT If you select Bin you will b
47. vehicle volumes For Volume Axle each axle is counted For Volume Vehicle every two axles is counted as one divide by two technique Bin class speed and or gap data sorted into bins by the TRAX 9 After selecting your type of study you will be prompted to select a tube layout Refer to the descriptions on the TRAX Mite Plus or to Chapter 4 for the appropriate selection TAB to your selection and press the DO key to select it 10 You will then be prompted to select a site code Press DO with Yes flashing to enter one or press DO with None flashing to not use a site code 11 Press DO with Start flashing to begin your study V TRAX Mite Plus User s Manual vi Chapter 1 Introduction to the TRAX Mite Plus TRAX Mite Plus User s Manual What is the TRAX Mite Plus The TRAX Mite Plus Counter Classifier is an automatic traffic recorder designed and built by JAMAR Technologies Inc It is designed for ease of use but contains many options and features that are needed for compre hensive traffic data analysis The TRAX Mite Plus can collect volume class speed and gap data Up to 150 different studies can be stored internal in the unit before the memory needs to be cleared The Mite Plus stores the type of study done the date and time a site code and the data for the study At any convenient time you can transfer the data to your computer or a data module through the RS 232 serial port Reports
48. y and immediately begin a new study with the same default settings The Exit option will return you to the Count Status screens 2 16 Chapter 3 Road Tube Installation TRAX Mite Plus User s Manual Installing Road Tube Proper road tube installation is very important for collecting accurate data with your TRAX Mite Plus The road tube and the TRAX Mite Plus air switches comprise the sensing device for the unit As with all receivers the sensor has to be functioning properly to record reliable information With this in mind examine your installations carefully and be absolutely certain that your unit is recording data as programmed Actual Size tent basis Older tube will eventually develop splits O O that can allow water to enter When an air pulse is received this water can be forced back into the units Round Mini air switch potentially causing serious damage Do Tube Tube not risk expensive repair bills by trying to squeezing a few extra studies out of old tube One rule of thumb is to replace tubes after 30 days of use Road tubes should be replaced on a fairly consis The following installation instructions cover round tube 25 inside diam eter ID by 60 outside diameter OD and mini tube 187 ID by 365 OD These directions will assist you in placing your road tubes correctly on the road surface with confidence and a minimum of effort Tube Length Tube length is very critical in order to record accu

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