Home

Evaluation of the Fredonyer Summit Icy Curve Warning System

1. e Administrative Access Gives the user full access to the setup functions of the DVMS 100 system through the Setup button on the front of the unit e Allow Remote Access Gives the user full access to the DVMS 100 unit through the Remote Access Software Western Transportation Institute 27 Video Surveillance Trailer Clock Set From the main menu select the Clock Set screen item and press enter There are several preference settings in addition to the time and date settings available in this screen To choose a format for the DVMS 100 clock select the Clock Format item using the cursor controls and press enter Scroll through the clock formats using either the cursor controls or the jog shuttle knob and press enter After the clock format has been set the date and time can be entered in the date and time text item The Daylight Savings Time setting enables DVMS 100 to change dates for daylight savings time automatically This typically will not be necessary unless the surveillance period spans the time when the transition is made between standard time and daylight savings time Text Insertion Synchronization enables DVMS 100 to synchronize time and date formats with a device connected to the text insertion port on the rear panel of the DVMS 100 system For the trailer application this will typically be disabled Disk The DVMS may be set up to utilize external hard drives to extend the recording time of the unit and to provid
2. 3 7 16 4 9 16 5 3 8 Adjustable pliers Needle nose pliers Screw drivers straight and Phillips 5 32 Hex Wrench Allen Wrench Head Lamp AA Flash Light Electric tape 100 Tape measure Tire pressure gauge Marker Ammeter Solder gun VCR Head Cleaner tape Duct Tape Equipment Pointer A small hollow tube OR laser pointer For aiming and adjusting camera and sensor 9 2 Spare Parts List Hex Head Bolts Galvanized 14 20 X 4 4 Nos For mast mounting 14 20 X 0 5 2 Nos Hinge bolt for sensor mounting 3 8 16 X 0 75 2 Nos Camera bracket bolt 1 13 X 0 75 2 Nos Camera mounting bolt o 3 8 16 X 4 4 Nos Lag bolt for installation of sensor mounting bracket Carriage Bolt 4 20 X 3 5 2 Nos Terminal Thumb Screws 1 4 20 X 0 75 4 Nos For solar panel installation O O O O Western Transportation Institute 48 Video Surveillance Trailer e Socket Button Head tamperproof stainless steel bolt 4 20 X 1 2 Nos For solar panel installation Cable zip ties 14 Screw mount cable tie holder see Figure 59 Zack Electronics Prt No AL SM2 0 C Light bulbs for headlamp 2 Nos Butt Connectors For DC power connections see Figure 60 Cup hooks 7 8 see Figure 61 60 40 Rosin core solder metal Dia 1 mm Multi purpose self adhesive labels em ST eme 3 y es wm ee Figure 59 Screw mount cable tie holders
3. 4 3 Description of Video Monitoring Equipment Figure 18 Lens Adjustment Module Top View and Its Connection to the Switch Box A Panasonic video monitor Model WV BM990 was provided with each of the trailers see Figure 19 and 20 The video monitor is AC powered and will therefore be plugged into the AC outlet or into a power strip The purpose of the video monitor is primarily to assist in set up of the camera and microwave The monitor can be used to identify any pan or tilt adjustments that need to be made as well as to zoom and focus the camera The monitor can also indicate at what moment the detectors are picking up vehicles Western Transportation Institute 10 Video Surveillance Trailer Figure 19 Monitor Front View Figure 20 Monitor Back View The power switch for the video monitor is on the front panel other controls are self explanatory The only jack that will be used for video surveillance will be video in using coaxial cable feeding directly from the camera or from the video recorder Note that after 7 years of use these monitors stopped operating It 1s suspected that years of rugged use in sever environments ex sitting in trailers exposed to below zero temperatures led to the failures As a result it 1s recommended that any monitors used in the future are not stored in the trailers when they are in field operation or storage 4 3 1 Connections The AC power connection of the monitor plugs
4. 7 adi lot AR L Cassette loading slo Cd ON SCREEN switch 8 H AP 8 Geen 25 TAPE SELECT switch 2 STILL PAUSE button ALL RESET bution OU ial a H eee OD MENU RESET button W EE 28 SHARPNESS control 12 MENU button e NOTE Y ONDO Buttons 3 and 5 are also used for menu control 14 SEARCH button 45 16 EJECT button STOP button 6 2 2 Programming Before setting up the Sanyo VCR the ON SCREEN switch must be in the ON position Press the MENU button to proceed with setting up the VCR This will display the SET UP 1 menu Pressing the MENU button consecutively will display SET UP 2 menu SET UP 3 menu SET UP 4 menu and so on successively The following features from the different SET UP menus are frequently used while setting up the trailers Western Transportation Institute 21 Video Surveillance Trailer e SET UP I menu Clock setting e SET UP 2 menu Selecting the On Screen Display Date Time Display Position e SET UP 3 menu Alarm Recording Setting and Setting the Action to Take When a Cassette 1s Loaded e SET UP 4 menu Correct tape thread check function SET UP 1 Menu This menu is shown in Figure 43 To set lt SET UP 1 gt the clock press MENU button to display the SET UP 1 menu xDAayLICHT SET NO USE Turn the SHUTTLE ring to set the auto daylight saving WEEK MONTH TIME time standard time adjustment NO USE means that no daylight ON 1ST SUN 04 02 00 saving time standard adju
5. GYYR DVMS Install Menu Video In From the Install menu select the Video In button and press enter The monitor changes to Camera 1 screen Use the Camera 1 screen to enable a camera on the DVMS 100 system To enable the camera select the check box beside the Camera Present item at the top of the Camera screen and press enter All of the Camera 1 screen items become available Date Enable allows the DVMS 100 to show the date on screen during video monitoring and recording Title Enable allows the DVMS 100 to display a customized title for the video from the DVMS 100 camera This title can be entered using the Title Text option Position Setting provides four screen positions for displaying the on screen title and date Event Recording The Event Recording screen contains settings and preferences that control the way DVMS 100 records event video The combination of settings entered at this screen determine the quality and amount of data DVMS 100 can save to the disk drive DVMS 100 is capable of recording in two video modes field and frame There are two fields per frame Time lapse recording capacity and video quality is affected by the video recording mode the number of frames or fields recorded per second and the compression The DVMS 100 system records three kinds of events Transaction Text Alarm and Motion For most of the trailer applications Alarm events will be used To set up event recording select the Event Recording function fr
6. example connection is shown in Figure 7 At the base of the mast is a lock that secures the mast in either a horizontal or vertical position as shown in Figure 8 The mast will need to be in the horizontal position for towing or moving the trailer or for assembling the mast It needs to be locked to the chassis except during mast assembly when the weight of the mast will be adequate to secure it It is critical that the trailer be parked using the jack legs before assembling the mast this is described in the following section The mast will need to be secured in the vertical position for surveillance activities Western Transportation Institute 3 Video Surveillance Trailer The mast pieces are largely interchangeable with a couple of exceptions First it should be noted that the bottom removable piece the one closest to the tongue of the trailer has a pin on which the winch is attached Second the top mast piece has a single hexagonal bolt at the end for mounting the camera Third it should be noted that there are some machining irregularities between the components and the order on which they are stored on the trailers is also the order they should be added to the mast Otherwise connections will be very tight and difficult to complete In general it 1s better to use the full length of the mast and to preserve the installation order of the individual pieces Once the mast is assembled the camera and microwave compon
7. with the Enter and Exit Lock buttons used to select and leave menus choices Camera The Camera menu allows the user to adjust elements of the video being input to the DVR brightness contrast etc The default settings for these items are optimized so it is recommended that they are not changed by the user Normal Rec Normal Recording is the menu where recording speed image quality and other elements can be changed to match a recording schedule The default settings for these items are optimized so it is recommended that they are not changed by the user Alarm Rec This menu option allows the user to change items such as recording speed and image quality among other elements when an alarm recording setup microwave sensor 1s employed Since alarm recording is no longer utilized the user should not change anything in this menu Relay This menu option relates to the motion sensor related to alarm recording Since alarm recording is no longer utilized the user should not change anything in this menu Monitor This menu option relates to the motion sensor related to alarm recording Since alarm recording is no longer utilized the user should not change anything in this menu System The default settings in this menu should not be changed by the user except for those related to Audio record sound or not and Network Network allows for the DVR to be set up to download data via an eathernet connection These changes and the download proces
8. Table S No Load State or Gar 86 ini 39 Western Transportation Institute 1V LIST OF FIGURES Foure le eran Eeer 2 Figure 2 Trailer Installed Post sii ii 3 ere View Ol Traner COSSA 4 Pioure 4 Inside Trate DO ii 4 Er EK ee ER VIS Wins 5 EAB gers o HCS UE VIEC lc ds 5 Fioure 1 Interlock Between Mast Rec casa 5 Rieur s Mast Base WIN LOCK ee ee 5 Feire 92 Winch Connection tO Masies dd ii 6 Fee 10 Jack WWees in Parked EE 6 Figure lack Legs in Fres POSO estricta 7 Figure 12 Spirit Levels Bubbles on the Trailer Chasse 8 Figure 15 Four Pm Connection to the Trailer Lights scious cence gege 8 Fizie Camera Back Vi Wip N 9 Figure 15 Top Mast Piece with a Bolt to Install the Camera 9 Figure 16 Installation of the Camera on to the Top Piece of the Mast ecccccceceeeeeeeeeeees 9 Figure 17 Lens Adjustment Module Front View 10 Figure 18 Lens Adjustment Module Top View and Its Connection to the Switch Box 10 Eisuto 19 Monitor Front TE EE 11 Heure 20 Monitor Back VS Wii 11 at 2 Semsom Dacia Dos 12 Figure 22 Range and Direction Adjustments for the Sensor 12 Figure 23 Range and Direction Adjustment for the Sensor 13 Figure 24 Installation of Sensor Mounting Brackets onto Mast ccccccccnncnnnnnoocncncnnnnncnnnnnnnnnnnons 13 Figure 25 Installation of Sensor onto the Bracket 13 Figure 26 GY YR Time Lapse Recorder Front View 14 Figure 27 GY YR Time Lapse Recorder Front View with Control Compart
9. date month and year Time Screen lets you choose the size of Time Date stamp Full Half and Off For video surveillance applications with the trailer this should be set at Half Char Color lets you choose black or white characters for the on screen Time Date stamp If black is selected the characters will be displayed with a white border If white is selected the characters will be displayed with a black border System Code lets you enter up to 24 characters that will be displayed with the on screen Time Date stamp This is an easy way to title tape images You may enter the digits 0 9 upper and lower case alphabet letters a space and a variety of punctuation and graphic characters Note that the first character displayed in a character position is always a blank space push NEXT or PREV immediately after moving to the desired character position The text position function is a submenu that allows you to choose the position of the Time Date and System Code on the Main Menu Exit Time Date Display Options System Options Timer Program Alarms Camera Switcher Pulse STD Remote Port System Data VVVVVVV VY Figure 35 GYYR VHS Main Menu Time Date Ex1t Time 12 00 00A Date 1 01 96 Day sun Figure 36 GYYR VHS Time Date Submenu Display Options Time Format 12 Hour Date Format mm dd yy Time Screen Half Char Color White System Code Text Position Figure 37 GYYR VHS Display Options Submenu
10. entry keypad appears on the screen in front of the active screen Use the cursor controls to move around the keypad When desired character 1s selected press the enter button The selected character appears in the text window at the top of the Text Entry screen When the appropriate name is displayed in the text window at the top of the text window select the Accept button on the text entry keypad and press Enter The keypad disappears and the appropriate text appears in the text screen item Western Transportation Institute 26 Video Surveillance Trailer 6 3 3 Programming The DVMS 100 system offers two setup methods quick and normal The Normal Setup method is used for the trailer Calendar Install application To access the Normal Setup screens the Quick Setup screen must be disabled The main setup screen allows access to all of the Normal settings and features in the DVMS 100 system Each screen item provides access to additional screens and Clock Set Reports e Change settings for a particular setup function Password The main set up screen using the normal setup method is depicted in Figure l 49 Note that for most of the trailer Figure 49 GYYR DVMS Main Setup applications only the following submenus Menu will be used Clock Set Disk and Install The main set up menu is accessed by pressing the setup button selecting a user name and keying in
11. recorded An event video clip records the starting time and date of the event the type of the event and the video images that were recorded during the event 6 3 5 Compression Ratio Compression is a mathematical process that reduces the amount of data in a given file There are many different types of compression processes or algorithms tailored for the type of data they are designed to compress Compression algorithms can be divided into reversible and non reversible algorithms When data is compressed and then de compressed using a reversible algorithm the result is exactly same as the original data This type of compression is effective for data with a lot of redundancy such as text but 1t provides very little reduction in data size for non redundant data such as digital video data To reduce the data size of video images non reversible algorithms have been developed which provide higher compression ratios than reversible algorithms Non reversible algorithms don t give you back exactly the same data when they are de compressed Non reversible algorithms specially designed for video images create very small changes in the image that do not significantly alter the overall look of the picture The DVMS 100 uses compression rates that vary from 10 1 to 35 1 in increments of 5 A balance between the picture quality desired against the hard drive storage space available must be maintained when selecting a compression ratio Table 4 shows the r
12. showed overcharging at only 15 2 volts reduced the cycle life 23 http www sunxtender com agmvsgel php For other types of batteries this reduction is much greater What this means is since most automotive type chargers only have high and low charge settings the voltage must be closely monitored to avoid overcharging and reducing the battery life Chargers designed for deep cycle batteries have microprocessors that monitor the charging voltage and adjust it according to the charging stage The charging stages are bulk absorption and float 7 3 3 1 Bulk Bulk charge is the first stage in charging where current is sent to the batteries at the maximum safe rate they can accept This occurs until the voltage rises to near 80 to 90 of full charge Voltages at this stage may range from 10 5 to 15 volts there is no correct voltage for bulk charging Most batteries have a maximum charging current rate but AGM battery charging current rate is only limited by the charger s capability 7 3 3 2 Absorption Absorption charge is the second stage in charging where the voltage remains constant and the current gradually tapers off This is the stage where charger voltage is at maximum and may damage the batteries if set on high Smart chargers or deep cycle chargers limit the voltage at this stage to avoid over charging the batteries 7 3 3 3 Float The final stage of charging is the float charge where the battery has reached full charge and mainte
13. the batteries The ACE EA e E Sunwize Steca Photovoltaic ND ee sel Controller located inside the me tee bea enclosure automatically regulates charging e Turn ON the auxiliary switches camera sensor recorder and alarm on the switch box of the trailer There are two LED s on the Sv ge S 75 Watt Lavde charge controller described as follows e The left LED marked with an 1 should flash green When this left LED is flashing red take action immediately to charge the battery and or disconnect or reduce the loads The controller incorporates a Low Voltage Disconnect LVD feature to automatically disconnect loads when battery state of charge is too low The load will automatically reconnect when battery is recharged i e all equipment using outlets should turn back on Western Transportation Institute 42 Video Surveillance Trailer e The right LED marked with a rectangular figure indicates the state of charge of the battery as follows red discharged yellow 50 charged green fully charged When first powered up by turning on CB2 Battery switch both controller LED s will remain blank for approximately 2 seconds and then flash red before turning green This 1s normal and is not indicative of a problem with controller or the system Figure 57 Switches Power Equipment Western Transportation Institute 43 Video Surveillance Trailer 8 PRIMARY OPERATIONAL TASKS This chapter outlines
14. the password User Access Control To change user names and passwords use the cursor controls to select the Change Password function and press enter A user name selection box appears To select a user name press one of the numbered buttons on the front of the DVMS 100 unit The user name associated with the button appears in the text space on the screen and the password text item is activated Create a password up to 10 digits long using the numbered buttons 1 to 4 on the front of the DVMS 100 unit and press enter A screen prompt appears to confirm the password Enter the same password exactly as before and press enter The User Permissions screen appears To create a user name select the user name text item with the cursor control buttons and press enter The first character space in the user name text item is activated Select the desired characters with either the cursor control buttons or the jog shuttle knob When the desired character appears advance to the next character with the right or left cursor buttons When the new user name is complete press enter The text item is no longer activated The DVMS allows up to four users to be identified in the user permissions setup When a user name has been set access to the DVMS 100 system is controlled by enabling or disabling permissions on the User Permissions screen There are three levels of permissions e Enable User ID Allows the user to have access to the DVMS 100 system controls
15. the sensor mounting brackets Detaching the hinge bolt that holds sensor body to the sensor mounting bracket can do this Install the sensor mounting brackets on the top piece of mast below the camera using the two lag bolts Install the sensors onto the sensor mounting brackets using the hinge bolt removed earlier Connect alarm connection to back of sensor Aim and adjust the head angle of the sensor Western Transportation Institute 44 Video Surveillance Trailer Head angle of the sensor can be adjusted using the hinge bolt that attaches sensor body to the sensor mounting bracket Pan angle of the sensor can be adjusted using the bolt that holds the sensor body to the hinge A small hollow tube or a laser pointer can be attached to the top of the sensor to properly aim and adjust its head angle When alignment is complete make sure that all bolts are tightened Adjust the sensor to detect vehicles at the right position by using monitor See section 8 7 8 5 Hook up recording equipment Connect alarm input to back of recorder Connect power cord to AC outlet Connect video cable from camera to video in on back of VCR Connect video cable from video out on back of VCR to video monitor Slide recorder into slot on underside of lid 8 6 Programming recording equipment Consult chapter 6 for specific details on programming each recorder Set the date and time Set display options Set alarm recording options includi
16. the trailer is moved Western Transportation Institute Figure 13 Four Pin Connection to the Trailer Lights Video Surveillance Trailer 4 DESCRIPTION OF CAMERA EQUIPMENT 4 1 Description of CCTV The video surveillance trailer uses an Iteris Vantage camera The camera is affixed to the top of the mast by a hexagonal bolt The camera is stored with the black powder coat bracket and bolt Figure 14 Camera Back View The weatherproof housing incorporates a mounting bracket that allows proper positioning of the camera The mounting bracket is pre drilled to allow attachment to standard brackets for mounting on mast arms or on poles There are separate connectors at the back of the housing for both video and power cables The camera produces a monochrome image of the roadway scene for detection of vehicle traffic The camera is permanently mounted tilted down 20 below horizontal to avoid direct view of sun or horizon The back of the camera unit contains two jacks of concern video out and focal length and focus adjustment connector see Figure 14 The video out output provides video feed output into the trailer unit where it may be fed into the video recorder or into a video monitor The focal length and focus adjustment connector provides an interface for control by the lens adjustment module see section 4 2 4 1 1 Mounting and Installation Figures 15 and 16 illustrate the installation of camera on to the top
17. 36 7 DESCRIPTION OF POWER EQUIPMENT cccsssccsssscccssscccssssccsscscccsssccccssscoescsces 38 Western Transportation Institute 11 7 1 SUN WIZE POWER KEADY PRISYSTE Midi 38 7 2 SOLAR PANEL INST NELLA PION EE 38 LS NONSSOLAR BATTERY CHARGING siainen aaa O a 39 7 3 1 SE 39 ee Ge EE 39 7 3 3 Eelere 40 7 3 4 EEN EE 4 oe Trailer Power System Load Calculati ns a A 4 7 4 POWER SYSTEM OPERA TION sd E 41 8 PRIMARY OPERATIONAL TASKS o ccccccconoconoccncccnccnnoccnoccnnccnnoccnnccnnoccnncconcccncccnnacinocons 44 8 1 MN EE CN 44 8 2 ASSEMBLE MAS Ta dicto ici ici 44 8 3 SEUA MERA o a e e bee eee eat 44 8 4 SET UP MICROWAVE SENSOR dose 44 8 5 HOOK UP RECORDING EQUIPMENT ua 45 8 6 PROGRAMMING RECORDING EQUIPMENT ccccsccsccecceccsccecccccecescesceecescescescescescescesceees 45 8 7 USE OF MONITOR AND LENS ADJUSTMENT MODULE occnocnnccnnccnnnoniconoconoconoconacnnccniconoconos 45 8 8 RE CHARGE BATTERIES seirene A A 46 8 9 PREPARE TRAILER FOR MOV EE 47 O A 48 9 1 RECOMMENDED E hee LIS Tai iia 48 9 2 SPARE PARE LIS Raton nn See ea eR eee 48 Western Transportation Institute 111 LIST OF TABLES Table 1 GYYR VMS Programming Controls 17 Table 2 Relationship Between Record Playback Speeds and Time Base Rate fields per second EE EE 19 Table 3 Relationship Between Record Playback Speeds and Tape Rate Fields Second 23 Table 4 Relationship Between Compression Radio and Recording Rate for NTSC 52
18. Calculations The trailer power system must provide power for the microwave if used recording and camera equipment The microwave equipment recording equipment and camera require e 8 5 watts e 24 watts and e 15 watts respectively This equates to 47 5 watts or 4 amps 47 5 12 or 1A per battery The batteries are rated at 305 AH apiece 120H rating Therefore the equipment should theoretically run for 1220AH 4A 305 1 or 305H 12 7 days if discharged to 100 DOD and no solar charging For 50 DOD it would be 6 4 days 12 7x0 5 Note the 305AH rating is for a 2 5A per hour discharge rate 305 120 which is higher rate than the 1A per hour rate being drawn consequently these calculations are conservative Each solar panel is rated at 75 watts for full sun exposure This may occur for 8 10 hours on a good day providing 600 750 WH of charging power or about 50 62 5 AH for the 12 volt system This will supply trailer power requirements for a little over half a day SOAH 4A 12 5H With new batteries new solar panels and bright sunny days a trailer with one solar panel charging could expect to operate about 11 to 13 days before recharging te the charge controller disconnects the load Operating time before recharging using the microwave detection system could be significantly extended depending on the duty cycle of the recorder which is 50 of the load For example if the recorder duty cycle was reduced to 50 the load
19. DVMS 100 stop recording when the disk is full Stop mode will typically be used for trailer surveillance applications e The Disk Full option tells DVMS 100 to beep or to send a signal to the alarm output to activate an external alarm device such as a light when the disk drive is full Since staff are typically remotely located from this equipment this option will typically not be used for trailer surveillance applications e The System Error option tells DVMS 100 to beep or to send a signal to the alarm output to activate an external alarm device when a system error occurs This option 1s typically not used for trailer surveillance applications e The Video Loss option tells DVMS 100 to beep or to send a signal to the alarm output to activate an external alarm device or to send a text message to the monitor when video signal is interrupted or lost This option is typically not used for trailer surveillance applications To record a hardwired alarm event settings must be made in two different screens Event name reset type and fps rate are assigned to an alarm event in the Alarm Event 1 screen Settings for the Alarm inputs are made in the Alarm Inputs screen accessed from the Install functions menu described earlier Settings made here indicate to the DVMS 100 unit if alarm contacts are normally open or normally closed For the trailer the alarm input status is normally open NO In the Events setup screen select the Alarm Events screen
20. ER Set Up MCN idea E 23 Sano Vie Sere iy MEA alii 29 G R Dns Feo a TONE VIEW EE 25 GY VRIDNVIMS BERVEN E 25 GYYR DY MS Man ep E EE Zl SR DY MIS Disk Meninas it ti n 28 YRDNVIS asta Menta dai AE 29 Hunt DVR Front VEW didas 33 Hnt AT Back VIEW EE 33 Solar Panel Plat POSION Sa 38 Solar Panel Cinstalled Posion ani aia 42 Power Equipment WMV sss Meet EEN 42 Switches e PMCI EE 43 Battery Connections for Re Char ein ii A 46 Screw mount cable 18 holder usina da 49 Butt Connectors for DC Power CONNECTIONS occcocccnoccnnccnnoccnoccnnoccnnccnnaconoccnnaraniconoss 49 neg e EE 50 Western Transportation Institute vi Video Surveillance Trailer 1 INTRODUCTION The purpose of this guide is to provide an overview of the usage and capabilities of WTP s video surveillance trailers This manual summarizes the relevant functions of the system as a whole and of each of the components individually This manual does not serve to replace or supersede vendor documentation for any of the trailer components Hopefully this document will provide an overview adequate to set up use and disassemble the trailers for whatever research data collection activities may be required Western Transportation Institute 1 Video Surveillance Trailer 2 DESCRIPTION OF OVERALL CHARACTERISTICS As a part of the California Oregon Advanced Transportation Systems COATS and COATS Showcase projects WTI purchased three video surveillance trailers The overall purpo
21. Figure 60 Butt Connectors for DC Power Connections Insekte Crimp Buti Connectors P ANT ite Connector Western Transportation Institute 49 Video Surveillance Trailer Figure 61 Cup Hooks 7 8 Cup Hooks 7 8 sy Pte Qiy B Western Transportation Institute 50
22. IPTION OF CHASIS A da 4 5 2 DESCRIPTION OF TRAILER BOX e EE 4 3 3 IDES GRIP BION OF HITO dsd iia 5 3 4 DESCRIPTION OF DETACHABLE MAS NEE 5 3 5 DESCRIPTION OF JACK EGS AE Ed Ee 6 3 6 DESCRIPTION OF TRAILER E RE 8 4 DESCRIPTION OF CAMERA EQUIPMENT cccccssssscccsssccccsscccsssscccssscccssscccecsscoess 9 4 1 DESCRIPTION O o ion 9 4 1 1 Mountine ana E A As 9 4 1 2 El Eeer 10 4 2 DESCRIPTION OF LENS ADJUSTMENT MoOpDOLE 10 4 3 DESCRIPTION OF VIDEO MONITORING EQUIPMENT csccecceceececcecescscecescescecesceseeces 10 4 3 1 EE 1 5 DESCRIPTION OF MICROWAVE EQUIPMENT occocconnccccononccononcconocccnnocccononoconosocos 12 5 1 DIRECTION AND RANGE ADJUSTMENT S gedet Eeer G ENEE EEN da 12 52 INSTALLA TION EE 13 6 DESCRIPTION OF RECORDING EQUIPMENT eesseossseosseocsseocsseosssecsseocsseossseossee 14 6 1 DESCRIPTION OF GY YR EE RE EE 14 6 1 1 EE 14 6 1 2 DVO VAI INI ii 16 6 2 DESCRIPTION OF SaANYOIIME LApSp 20 6 2 1 NAS O E 20 6 2 2 EE 21 6 3 DESCRIPTION OF GY YR DIGITAL RECORDER ccoccnoccnoconoconocnnoconccnaronaconoconoconaconccnaronaron 25 6 3 1 OTIC CT OLDS EE E 25 6 3 2 Operational CORTOS airen a a 26 6 3 3 TEE eer Eet 27 6 3 4 PROC OV GIS E 31 6 3 5 E 32 6 4 DESCRIPTION OF HUNT DIGITAL VIDEO RECORDER OUDNR 33 6 4 1 EE 33 6 4 2 ODT AU ONG EE 33 6 4 3 Men E 34 6 4 4 IRCCOTOING VO a ent de 35 6 4 5 Wiewine VIO asadas 35 6 4 6 Downloading VideO srne n E E D E S 35 6 4 7 Miscellanecon s NOl EE
23. LE VERTICAL SYNC ring to set the desired mode EXT TIME ADJ TAPE IN MODE e STOP Stays in stop mode apli TAPE END OUT 3M e REC Goes into recording mode 8 CLOC DETECT Y SERTES REC IN N Note The STOP mode is normally used on the trailer to ARS 2390 19200 help the user start recording at his convenience Figure 45 Sanyo VCR Press the SEARCH button to save the setting Set up Menu 3 u u3 In order to record events when the sensor detects a vehicle alarm recording must be used Alarm recording is performed when there is an input trigger at the ALARM IN terminal When this occurs AL is displayed on the digital display The alarm recording settings are completed as follows e Make all necessary connections e Load a cassette tape Note If TAPE IN MODE is set to REC recording will start after the tape thread has been checked e Set the ON SCREEN switch to the ON position e Set the TAPE SELECT switch to the T 120 or T 160 position according to the duration of the tape used e Set the ALARM SPEED switch to the desired recording speed 8H provides 8 hour mode recording and 24H provides 24 hour mode recording NC leaves the recording speed at the speed already set Table 3 shows the relationship between various recording speeds and the number of recorded fields per second e Set ALARM DURATION switch to the desired recording duration Options include 20S for a 20 sec
24. Video Surveillance Trailer User s Manual By Christopher Strong P E Satchit Panse Program Manager Safety and Operations Graduate Research Assistant David Veneziano Ph D Larry Hayden Research Scientist Research Associate Of the Western Transportation Institute College of Engineering Montana State University Bozeman Prepared for the State of California Department of Transportation Division of Research and Innovation In cooperation with the U S Department of Transportation Research and Special Programs Administration March 2008 ACKNOWLEDGMENTS Thanks go to the Project Evaluation Team including Alyssa Begley and Dave Clark from Caltrans New Technology and Research Kristi Burney and Kim Hanagan from Caltrans District 2 Ken Kochevar from the California Division of the Federal Highway Administration and Lt Jerry Godnick from the California Highway Patrol This group provided consistent help and guidance in resolving technical issues related to this evaluation Thanks also go to Caltrans maintenance staff at the Susanville dispatch office for their considerable assistance in supporting with time and facilities various data collection activities in this project Western Transportation Institute 1 TABLE OF CONTENTS E INTRODUCTION oeseri sanean aaaea aaia k ba ara aadar aaia 1 2 DESCRIPTION OF OVERALL CHARACTERISTICS csccsssccssccscsccccccees 2 3 DESCRIPTION OF TRAILER cid aa 4 3 1 DESCR
25. a menu V POS Vertical Press repeatedly to control the vertical position of the Time Date Position display H POS Horizontal Press repeatedly to control the horizontal position of the Time Position Date display COUNTER RESET Press to set the digital counter to 0000 REC PLA Y Press Down to change the Play or Record speed to a lower value HOURS DOWN REC PLA Y Press Up to change the Play or Record speed to a higher value HOURS UP Table 1 GYYR VMS Programming Controls Western Transportation Institute 17 Video Surveillance Trailer Press PROG to display the Main Menu Use DOWN or UP to move the cursor from one menu line to another Main Menu Press PROG to display the Main Menu The Main Menu appears as shown in Figure 35 The Main Menu allows access to the submenus listed above Selected submenus are highlighted in the following sections Full details of each submenu are provided in the recorder documentation Time Date Submenu When the unit is first turned on the message Set Clock will be displayed flashing on the monitor screen The clock is set in the Time Date submenu as shown in Figure 36 Display Options Submenu The Display Options Submenu is shown in Figure 37 Time Format lets you choose a time format of either a 12 hour clock or a 24 hour Date Format lets you choose date formats with a slash or a dash between the month day and year settings as well as different combinations of
26. able with BNC connector The connection can be made to any of the available channels 1 4 e Connect the monitor to the DVR s Video Output Monitor connection coaxial cable with BNC connector e Insert the power cord into the DC power input on the back of the DVR below the power switch and then insert the plug of this power cord into the AC inverter outlet or power strip e While the DVR s are equipped with alarm signal capabilities these have not been utilized to date Given the storage capacity of the units the use of the microwave alarm system has diminished e Once connections are completed slide the recorder back into slot on underside of lid 6 4 2 Operational Controls Access to DVR Graphical User Interface GUI and controls is straightforward Switch the DVR power on by flipping the power switch on the back of the unit Following this if the user is looking at a monitor they will see a set of numbers representing each channel 1 4 and the date and time on the screen To reach the setup menus press the Menu button on the front of the DVR The circular array of buttons on the right side of the unit see Figure 52 are the main controls that select retrieve and enter information in the DVR menu system Cursor controls are used to perform most operating and setup actions The outer four buttons are used to move the Western Transportation Institute 33 Video Surveillance Trailer cursor right left up and down The En
27. current would be reduced to 3A 8 5 12 15 12 increasing solar charged operating time from 11 to 27 7 days 1220 0 5 24H 3 A SOAH day 7 4 Power System Operation Please refer to Figures 56 and 57 Western Transportation Institute 41 Video Surveillance Trailer There are several switches that are used to control power generation and drawing On the interior left wall of the trailer are three switches CB1 CB2 and CB3 The back two switches are used to accept power input from the solar panel CB1 and to allow the solar panel to charge the batteries CB2 Switch CB3 is the load switch that directs power from the batteries to the different components of the trailer CB3 is the main load switch that controls power from batteries to all the equipment on the trailer while the other switches camera sensor recorder and alarm on the switch box of trailer are the auxiliary switches that control power to the respective equipment Figure 55 Solar Panel Installed Position The following steps should be followed while turning ON these switches Figure 56 Power Equipment Wiring Battery and Charge Controller Wiring e Turn ON the switch CB2 Battery switch and then turn ON CBI Solar Panel switch oi BEN eene A bi e Turn ON CB3 Load Switch Gaara Neg Nee Solar ruse Wa l EE A A M e Battery Load e Once the Solar Panel is a oe e AS exposed to the sun it will begin A a a a E iS to charge
28. e Disk Setup ie wea automatic back up capabilities The Disk option from the main set up menu assists in managing disk drives For disk drive settings select the Disk submenu from the main menu and press enter The Disk submenu shown in Figure 50 allows access to the following submenus Disk Setup and Disks 0 6 Disk O WDC WDA40 is the default disk drive of the DVMS 100 with a capacity of 40 GB If no external disk 1s connected to the DVMS 100 the Disk 1 to Disk 6 submenus will be disabled Figure 50 GYYR DVMS Disk Menu To set the disk drive settings select Disk Setup submenu from the Disk Screen and press enter When one or more external drives are connected to the DVMS 100 the user may specify which drive is to be used as an archive drive through the Select Archive Drive setting When no drive 1s selected all the drives will be used to record event video clips When no external drive 1s connected to the DVMS 100 specify None in this setting This will use the entire Disk 0 DVMS 100 Hard Disk to record event video clips To allow easy archiving of large amounts of data a drive can be specified as a hot swap drive this can be done using the Select Hot Swap Drive setting The hot swap drive can be replaced while the unit is powered on When no external drive is connected to the DVMS 100 specify None in the Select Hot Swap Drive setting The drive space usage sectio
29. ector e Connect the monitor to the VCR s Video Out connector coaxial cable with BNC connector e Insert the power cord into the AC power input at the back of the Sanyo recorder and then insert the plug of this power cord into the AC inverter outlet e Alarm signal and common ground to the Sanyo are fed through a special connector One end of this connector connects to alarm input connector that comes from inside of trailer body through inside circuitry see Figure 31 while the other end has two connections alarm in and common that will plug into the alarm in and the common connection at the back of the recorder respectively see Figure 41 e Slide recorder into slot on underside of lid Western Transportation Institute 20 Video Surveillance Trailer Figure 42 Sanyo VHS Front Panel Front Panel K TAPE SARPNESS e sl SELEC ALARM SPEED DPAATION fei tel ba wH PROG lt wc ce ze i 1 TIMER button 47 Digital display panel 2 COUNTER RESET button 18 POWER indicator 3 SHIFT or display position down or right button 49 REPEAT autorepeat recording indicator 4 COUNTER MEMORY button 20 REC record button 5 REC PLAY SPEED v or a decrease or increase 04 REPEAT REC autorepeat recording switch EE EES P9 VE ALARM DURATION alarm recording time switch 6 or butt AR S A Seen Steen 03 ALARM SPEED alarm recording speed switch
30. een recorded recently e g in the last few hours the alternative strategy of scrolling is recommended To scroll through video have the specific channel which the video was recorded to selected and press play Next select the Relay Search button This will bring up a menu of dates listing the earliest date for which video has been recorded as well as the latest Use the up down left and right buttons to scroll to the date or time selection Once the user has reached the date or time hit the Enter button The user should now be able to change the date or time by using the array of arrows the date or time desired has bee set hit Enter This will begin playing the video pertaining to that date or time To exit press the Exit Lock button twice 6 4 6 Downloading Video Before the user attempts to download the data from the DVR they must install Hunt s DVR Manager software on the machine which the data will be sent to Once the software is present plug an Ethernet cable Cat 6 type into both the DVR and the computer the data will be downloaded to through Next turn the DVR on and on the DVR select the Menu button and scroll to gt System Enter gt Network enter gt DHCP ON On the computer which data is to be downloaded to through go to the Start menu and select Start gt Run gt cmd type this into the Run box From the command line type 1pconfig all to find IP address Next on the DVR scroll to System gt Network g
31. elationship between compression ratio fps and hard drive capacity based on the 40 GB hard drive resident in the DVMS Additional hard drives could increase this capacity Data Capture Rate Ratio MB s 102 3 1 022 7 Table 4 Relationship Between Compression Radio and Recording Rate for NTSC Western Transportation Institute 32 Video Surveillance Trailer 6 4 Description of Hunt Digital Video Recorder DVR There are three Hunt Electronics Digital Video Recorders DVR to go with the three trailers These have now replaced the original VCR and DVMS equipment The DVR differs from the time lapse recorders in that it utilizes an internal hard drive to store video images as opposed to VHS tapes It also differs from the DVMS unit in that it has a far larger hard drive approximately 250 gb which enables the units to collect over three weeks of continuous video This is advantageous in certain situations where the surveillance location makes it difficult to exchange tapes or where round the clock data collection is desired Fi The front and back of the DVR are shown in Figure 52 and Figure 53 Fi 6 4 1 Connections The DVR is compact as a result there is some flexibility in making the wiring connections on the back of the unit while it is sitting in the recorder compartment The recommended order of connections is as follows e Connect the camera to one of the DVR s Video Input connections coaxial c
32. en if there is an alarm trigger The normal mode for using the trailers is Y1 If the ALARM DURATION switch is set to the PROG position turn the JOG dial until the ALARM DURATION setting is flashing Turn the SHUTTLE ring to select the desired alarm recording duration 20S 40S IM 2M 3M 4M 5M or CC Settings between 20S and 5M will record only for the displayed duration where S seconds and M minutes CC will record as long as alarm signal is being input minimum 5 seconds Press the SEARCH button to save the settings The setting procedure is now complete A few comments e During alarm recording all buttons are disabled If OFF is displayed on the digital display alarm recording is not possible in order to protect the recorded tape from being recorded over e To cancel the OFF display press the STOP EJECT or PLAY button or turn the SHUTTLE ring Note OFF will be displayed on the digital display if a pre recorded tape is inserted into the recorder for alarm recording e If an alarm trigger is received while alarm recording is in progress recording duration for the second alarm will be calculated from that point The alarm counter will register the alarm but it will not be found during an alarm scan and alarm search e If there is a power failure during alarm recording and power is restored within the recording set duration alarm recording will continue Western Transportation Institu
33. end of the connector to the positive 12 Volts inlet of the VCR and the black wire of the connector to the ground connection at the back of the VCR See Figure 33 Figure 29 GY YR Alarm and Power Input Connector e Slide recorder into slot on underside of lid Figure 30 Alarm and Power Connections Figure 31 Alarm Bus Connection to the to the GY YR Time Lapse Bus Coming from Inside of the Trailer Figure 32 Alarm Connection into the 15 pin External Interface at the Back of Figure 33 Power Connections to GYYR Time Lapse ua ae E A FY Western Transportation Institute 15 Video Surveillance Trailer Figure 34 GY YR VHS Front Panel Overview Record Play Operations Digital Display Controls Tape amp Picture Programming and Timer Adjustment Controls Operations Controls 6 1 2 Programming Table 1 shows the front panel control compartment controls that are frequently used for setting up the recorder Western Transportation Institute 16 Video Surveillance Trailer Button Functions PROG Program Press to display main menu Also used for various menu functions PREV Previous Press to go to the next function or value Press to go to previous function or value displayed Press to change to a lower value or to move to the next line in a menu Press to change to a higher value or to move to the previous line in
34. ents should be mounted see chapters 4 and 5 for descriptions on these components The cables from the trailer box would then be run up the length of the mast and connected to the appropriate devices The cables should be secured to the plastic appendages on the sides of the mast pieces using zipties providing a little slack near the devices and at the bottom of the mast It is critical that the trailer be properly positioned and rotated before assembling the mast Because the mast is assembled in a horizontal position caution needs to be exercised to ensure that when the mast is assembled that technicians are safely removed from traffic when the mast would be at its tallest position Once the mast is assembled the winch hook should be attached to the winch pin on the mast as shown in Figure 9 The mast may then be raised by rotating the winch arm The mast should be locked in place once it is vertical Figure 9 Winch Connection to Mast 3 5 Description of Jack Legs Each trailer includes four sidewinder jack legs to Figure 10 Jack Legs in Parked help level the trailer see Figure 10 The jacks attach Position to the trailer via pins One will almost always want the pins fully locked to secure the jack legs There are two basic positions for the jack legs parked with the foot on the ground as shown in Figure 10 and free with the foot in the air as shown in Figure 11 Western Transportation Institute 6 Video Surve
35. er Exit Alarm Memory gt Alarm Record Options gt Figure 38 GY YR VHS Alarms Submenu Alarm Record Options Duration Manual Speed 02 Alarm Ready Yes Alarm Out Duration Recycle Options Rewind Stop Figure 39 GYYR VHS Alarm Record Options Submenu options include Re Rec Even if Alarm which rewinds the tape and enters RECORD mode at the beginning of tape even if there has been an alarm and Recycle Stop If Alarm which rewinds the tape and enters STOP mode if there is an alarm otherwise it enters RECORD mode at the beginning of the tape REC Time Hours 2 18 24 48 72 120 180 240 360 480 600 720 gen Fields Sec 60 6 66 5 23 1 66 l 0 667 0 5 0 33 0 25 0 2 0 166 0 125 Sec Fields 0 016 0 15 0 2 0 4 0 6 l 1 5 2 3 4 5 6 8 Table 2 Relationship Between Record Playback Speeds and Time Base Rate fields per second Western Transportation Institute 19 Video Surveillance Trailer 6 2 Description of Sanyo Time Lapse There is one 1 Sanyo SRT 7072 Time Lapse Recorders to go with the three trailers The front and back views of the recorder are shown in Figures 40 and 41 respectively Figure 40 Sanyo Time Lapse Front View 6 2 1 Connections Spacing is tight for the video recorder therefore it is important to try to make all the connections in the proper order e Connect the camera to the VCR s Video In connector coaxial cable with BNC conn
36. es as a precaution Identify battery terminals that have two connections See Figure 58 Measure the battery voltage across the identified battery terminals Connect red cable first to the positive post then connect the black cable to the ground post Plug in charger to generator or other AC outlet e Switch on charger to 12V HI setting 40A e If the measured battery voltage was at or below 11 8 volts allow up to 12 hours for charging e Switch charger to 12V LO setting 20A e Allow to charge another 2 to 3 hours Figure 58 Battery Connections for Re charging Western Transportation Institute 46 Video Surveillance Trailer 8 9 Prepare trailer for move Unlock and lower mast Disconnect and re package camera Disconnect and re package microwave sensor Cut zip ties on mast and discard Disassemble and stack mast Coil and attach mast cable to remaining mast as shown in Figure Attach and lock hitch Take down and secure solar panel Disconnect and package video recorder Check tire pressure and inflate as necessary Raise jack legs secure trailer wheels Rotate trailer to best position toward vehicle Attach trailer to vehicle hitch Attach brake light cable Western Transportation Institute 47 Video Surveillance Trailer 9 APPENDIX 9 1 Recommended Tools List Adjustable Wrench Side Cutter Combination Wrenches 1 La 2 5 16 3 7 16 4 9 16 5 3 8 Socket Wrenches 1 Y 2 5 16
37. f to expose the terminal strip See Figure 22 and 23 Figure 21 Sensor Back View Figure 22 Range and Direction Adjustments for the Sensor LED Fault Indicator Green h w H Rang wn Adjustment w Lew E High APET Awa nerds RK hn ge Direction Sw teh d Ow LEO Relay indicator Red k Sensor Activity Indicator Yellow The range switch allows the detection pattern to be set in high or low position In the high position the unit will sense vehicles at a maximum of 200 for cars and 350 for semi trucks or other large vehicles In the low position the unit will sense vehicles at a maximum of 150 for cars and 200 for semi trucks or other large vehicles The direction switch allows the sensor to detect traffic traveling either toward or away from the sensor Western Transportation Institute 12 Video Surveillance Trailer 5 2 Installation Figure 23 Range and Direction Adjustment for the The TC 26B is mounted with 2 Sensor lag bolts through 2 12 prepunched mounting holes It is installed on the top piece of the mast below the camera See Figures 24 and 25 To remove the fastening bracket from the sensor take out the 4 20 bolt holding the bracket to the hinge Using the bracket as a template for locating screw holes fix the bracket to the mast and refasten the sensor to the bracket with the 14 20 bolt removed earlier e To adjust sensor s poi
38. illance Trailer While setting up the trailer it is important to see that the trailer 1s leveled properly on the ground There are two spirit levels bubbles mounted on the chassis of the trailer see Figure 12 to help level the trailer on the ground The trailer can be leveled by adjusting the height of the jack legs and using these two spirit levels To adjust the jack legs make sure that the legs are in the parked position Rotate the sidewinder arm to extend or compress the length of the jack leg Once the trailer is leveled make sure all the jack legs are firmly on the ground and supporting the weight of the trailer This can be checked by seeing that the tires rotate freely while the trailer is fixed At the same time it is important to keep the trailer as low to the ground as possible to enhance its stability Figure 11 Jack Legs in Free Position Western Transportation Institute 7 Video Surveillance Trailer Figure 12 Spirit Levels Bubbles on the Trailer Chassis 3 6 Description of Trailer Lights For trips at night or in excess of one mile the trailer brake and turning lights should be connected to the vehicle s system From the trailer this is done using the four pin connection shown in Figure 13 This is a fairly standard connection for vehicles as well although some vehicles may need some adaptors to make the connection work The trailer lights each turn signal and the brakes should be checked before
39. ing playback tape speed Turn the power on to all devices TIME being used From the SET UP 2 menu turn the JOG dial ALARM COUNT clockwise until the desired item for which the display function SPEED will be set is flashing Turn the SHUTTLE ring to set Y for the PU22E8 appropriate function s Press the SEARCH button to save the E TAPE END settings The setting procedure is now complete KEY IN WARNING Note If the ON SCREEN switch is set to the ON position the items for which Y is set are recorded The items oe ee Figure 44 Sanyo VCR for which N was set above are not recorded Set up Menu 2 To change the Date Time Display Position make sure that the power is on to all input devices to the VCR Set the ON SCREEN switch to the ON position which will display the date and time Press the SHIFT gt or SHIFT Y button to move the display toward the right or the bottom respectively If the SHIFT gt or SHIFT Y button is Western Transportation Institute 22 Video Surveillance Trailer kept pressed for one second or more the display will move at a faster speed Note The display position cannot be changed while recording SET UP 3 Menu Figure 45 shows the SET UP 3 menu for Beats tis the Sanyo VCR From this menu you can set the mode the VCR sararm MODE will go into when a cassette is loaded Turn the JOG dial until ALARM DURATION the TAPE IN MODE setting is flashing Turn the SHUTT
40. into the AC inverter outlet inside the trailer body Video in to the monitor is fed through the video out of the recording equipment or video out of the camera through the coaxial cable Western Transportation Institute 1 Video Surveillance Trailer 5 DESCRIPTION OF MICROWAVE EQUIPMENT The microwave vehicle motion detector TC26 B is a microprocessor controlled vehicle detector which is designed to detect the motion of a vehicle and then trigger the operation of the time lapse video recorder It will only respond to motion in one direction approach only or depart only selectable A microprocessor analyzes the reflected microwave energy and responds to motion in the proper direction The TC 26B generates an extremely low power microwave beam some of which is reflected by a moving target such as an automobile or truck Larger vehicles such as semi trucks reflect more energy than automobiles and can be detected at further distances 5 1 Direction and Range Adjustments Before mounting the sensors make sure that direction and range switches are adjusted according to the user requirement These switches are located inside the sensor body so the user needs to remove the cover for adjustments To take off the cover remove the four 4 hex head machine screws holding the cover These screws are located on the front 2 and rear 2 of the sensor see Figure 21 After these screws have been removed the cover can be lifted of
41. item and press enter The monitor shows the Alarm Event 1 setup screen Highlight the Enable button at the top of the Alarm Event setup screen The Alarm Event controls become available The following are the different options for the Alarm Event 1 setup screen e Camera Rate specifies the number of frames or fields per second to be recorded by the camera when an alarm event is triggered The Camera Rate item must contain an fps number to allow alarm event recording a rate of O fps will not record an event Western Transportation Institute 30 Video Surveillance Trailer e Event Text is used to create a title for reviewing events and creating reports e Reset Type provides three choices for resetting the event recording manual which resets event recording through a manually operated external switch connected to the Reset Alarm input timed which resets after the time specified in the Reset Time boxes a time interval from 1 second to 9 minutes and 59 seconds may be specified with the Reset Time item located below Reset Type and auto which resets event recording automatically after an event is triggered which means recording will be done as long as alarm signal is being input For most of the trailer surveillance applications timed or auto setting will be used e Audio allows the user to select or deselect for audio recording with alarm event recording This will be deselect for most of the trailer applications e Beep is selected
42. ive of the machine the DVR software is installed on or to an external hard drive Given the amount of video footage which may be recorded during data collection efforts it is advisable that a user acquire an external hard drive of 500 gb or greater The proprietary format of Hunt DVR video files is compressed so it will not utilize the available space on an entire external hard drive For example roughly 40 days worth of data collected continuously between three DVRs 13 3 days each used only 75 gb of available hard drive space Note that the file type of the video files from the DVRs is re3 This format is not compatible with common video players such as Windows MediaPlayer or Real Player DVR files will only play in the DVR Manager Playback program However it is possible to convert Western Transportation Institute 36 Video Surveillance Trailer re3 files via specialized software packages These can be identified and obtained via an internet search Western Transportation Institute 37 Video Surveillance Trailer 7 DESCRIPTION OF POWER EQUIPMENT The video surveillance trailers are autonomously powered to enhance their versatility This section describes the trailers power system 7 1 SunWize Power Ready PR System This is a fully integrated system that provides a stand alone electric power source for the trailer It is a self contained power supply that uses sunlight to generate electricity at 12 volts DC 75 Watts The PR s
43. ment Open 14 Fisure 28 GY YR Time Lapse Recorder Back Vie Wasi bi 14 Figure 29 GY YR Alarm and Power Input Connector ooooooocnnnnnncnccnnnnnnnnnnnnnnnnnnannncnnnncccnnnnnnnnnnnnss 15 Figure 30 Alarm and Power Connections to the GY YR Time Lapse oooooooononnncncnnnnncnnnnnnnnnnnnss 15 Figure 31 Alarm Bus Connection to the Bus Coming from Inside of the Trailer Body 15 Figure 32 Alarm Connection into the 15 pin External Interface at the Back of GYYR 15 Figure 33 Power Connections to Gy YR Times i 15 Froure GYR VHS Front Panel yrei las 16 Reue 352 GY VR VHS Min Men aiii 18 Proure E YRK VHS Time Date Submenu ee E E 18 Figure 37 GY YR VHS Display Options SULDIMENU cc cceseessseccecceccaeeeeesecceeeeeeaaaeseeeeeees 18 Figure 38 GYYR VHS Alarms Submenu issicvcscecsiecsasnseaasstandseetenansecedsasintssnscaysiunndseetasaaseaeveadinassts 19 Figure 39 GYYR VHS Alarm Record Options Submenu o ooocccncnnnnnnnncnnnonnnnnnnnnonnnnnnnnnccnnnnnnnnnnnnos 19 Figure 40 Sanyo Time Laps Front View EE 20 Fisure 4l Sanyo Time Lapsetback VIEW E 20 Eisute 42 Sanyo VHS Front Pane eegene 21 Pioure 43 Sanyo VCR Serup Ment enee eege NE 22 Poured Sano VOR Se UP Menu EE 22 Western Transportation Institute Figure 45 Figure 46 Figure 47 Figure 48 Figure 49 Figure 50 Figure 51 Figure 52 Figure 53 Figure 54 Figure 55 Figure 56 Figure 57 Figure 58 Figure 59 Figure 60 Figure 61 Sanyo y
44. monitor You may place them in any order on lines 1 through 12 Please note that the Time Date and System Code must be positioned on different lines These will be recorded directly onto the tape therefore make sure that they do not obstruct the surveillance images in which you are interested Western Transportation Institute 18 Alarms Submenu The Alarms Submenu shown in Figure 38 gives you access to two alarm submenus Only the Alarm Record Options submenu will typically be relevant for surveillance applications using the trailers The alarm record options submenu is shown in Figure 39 Duration sets the length of the alarm recording Various durations are selectable 15 seconds 30 seconds 1 minute 3 minutes 5 minutes and manual The manual setting causes the alarm recording to take place as long as the alarm input is active which will likely be too short for most data collection purposes Speed sets the recording speed during an alarm All recording speeds are available except 00 Table 2 shows the relationship between Record Playback speeds and tape rate fields second for applications where the record rate is required Note Two fields are equivalent to one frame Recycle Options sets what the recorder will do when the end of tape has been reached The normal mode used for long term remote data collection activities is Rewind Stop This option rewinds the tape and then enters STOP mode Other Video Surveillance Trail
45. n of the Disk Setup screen allows the user to set the percentage of disk drive space to be allocated for Event mode recording video recording triggered by events The remaining space will be automatically used for time lapse recording For most of the trailer applications the video clips will be recorded by Event mode recording Western Transportation Institute 28 Video Surveillance Trailer Le video recording triggered by events Therefore all the DVMS 100 disk drive 100 percent can be allocated to record data by event mode recording The Disk Setup screen also allows to clear all video clips using the Format All button without affecting any of the settings The Clear Events button clears only event video clips The Clear Lapse button clears only time lapse video clips Install The Install Screens are used to set up and configure the core monitoring features of the DVMS 100 unit The Install Service MUX Setup Video In submenu from the Main menu allows access to the following submenus Service Text In Alarm Inputs MUX Setup Event Recording ere Time Lapse Video In Time Lapse Recording and Pre BEES Event Recording For surveillance applications with the trailer the following Event Pre Event submenus need to be set before the trailer Alarm Inputs Recording Recordi a usage Alarm Inputs Event Recording Video In and Time Lapse Recording Figure 51
46. n this function off Press the SEARCH button to save the setting Other functions There are numerous other set up features not described in this manual The reader is encouraged to review the product documentation for information about other features 6 3 Description of GYYR Digital Recorder There is one GYYR Digital Video Monitoring System DVMS to go with the three trailers The digital recorder differs from the time lapse recorders in that it utilizes an lesa Figure 47 GYYR DVMS Front View k 0000 internal hard drive to store video images as E E gt dl opposed to VHS tapes This is advantageous SE ape in certain situations where the surveillance e e lt lt lt MN location makes 1t difficult to exchange tapes The front and back of the DVMS are shown in Figures 47 and 48 6 3 1 Connections Spacing 1s tight for the video recorder therefore it is important to try to make all the connections in the proper order Western Transportation Institute 25 Video Surveillance Trailer e Connect the camera to the DVMS s Video In connector coaxial cable with BNC connector e Connect the monitor to the DVMS s Video Out connector coaxial cable with BNC connector e Insert the power cord into the AC power input at the back of the GYYR DVMS recorder and then insert the plug of this power cord into the AC inverter outlet e Alarm signal and common to the GYYR DVMS are fed through a special connector O
47. nance or float charge is used to keep the battery from discharging The charger s voltage is reduced to about 13 volts which typically provides from one to two amps of current Note that with 4 batteries this would be 4 to 8 amps total Western Transportation Institute 40 Video Surveillance Trailer 7 3 4 Charger types There are several types of chargers ranging from automotive to smart chargers Most automotive chargers are bulk chargers with little or no voltage regulation The one available for the trailers was measured at 16 1 volts These chargers can very easily over charge a battery The other type of charger is a regulated charger that has voltage regulation The voltage may be a fixed regulated voltage or a smart regulated voltage The fixed regulated charger as its name implies sets a fixed voltage dependent on the battery voltage 6volts 12volts etc This prevents the battery from being over charged but increases the charging time required As the battery is charged the battery voltage increases which reduces the charging current This is sometimes called a taper charge To reduce the charging time several manufactures offer smart or multi stage chargers that sense the battery voltage and adjust the charger voltage for optimum charging These chargers adjust the voltage to provide the three stages of charging thereby minimizing battery charging time and avoiding battery over charge 7 3 5 Trailer Power System Load
48. ne end of this connector connects to alarm input connector that comes from inside of trailer body through inside circuitry see Figure 31 while the other end has two connections alarm in and common that will plug into the alarm in and the common connection at the back of the recorder respectively see Figure 48 e Slide recorder into slot on underside of lid 6 3 2 Operational Controls Access to DVMS 100 Graphical User Interface GUI and controls is password protected A user number and password must be set to control access to the setup and operation of a DVMS 100 system The default password that DVMS 100 is shipped with is 1234 User numbers and passwords are set with the cursor control and the buttons on the front of the DVMS 100 unit Because the unit is kept in a locked trailer box users should not need to alter passwords The cursor control buttons see Figure 47 are the main controls that select retrieve and enter information in the DVMS 100 operating system Cursor controls are used to perform most operating and setup actions The outer four buttons are used to move the cursor right left up and down while the middle cursor button is used as Enter key or to return to previous menu The text entry keypad is used to insert text into a text screen item To access the text entry keypad highlight the screen text item and press enter this will activate the text item Press the 3 button on the front of the DVMS 100 unit The text
49. ng duration and recording speed 8 7 Use of monitor and lens adjustment module Connect monitor to the video out of the recording equipment Connect lens adjustment module into the switch box Adjust zoom and focus of the camera using the lens adjusting module Set the correct zoom and focus as per user requirements by visually inspecting the camera view in the monitor Note the camera pan and or tilt angle may need to be changed for correct view See section 4 1 1 for details Turn on the sensor switch Wait for live traffic to see when sensor is activated Time scans Once the alarm input signal is fed by any of the sensors to the recording equipment the recording equipment starts recording and at the same moment the dots that separate hour minutes and seconds of the time display on the monitor turn into stars Use this test to ascertain the moment and the direction in which the sensors are picking up the vehicle signal in order to record the vehicles at the right place Note the sensor pan and or tilt angle may need to be changed to record the vehicles at the right place See section 8 4 for details Only for the Sanyo Time Lapse VCR or the digital data recorder This will be necessary only until the camera is adjusted properly Western Transportation Institute 45 Video Surveillance Trailer 8 8 Re charge batteries Unlock and open the trailer lid Ensure that all power switches are off Turn off all other power draw switch
50. nting angle in the vertical direction head angle loosen the 14 20 X 1 25 hinge bolt bolt A as shown in Figure 25 This allows movement of the TC 26B in vertical plane Figure 24 Installation of Sensor Mounting Brackets onto Mast e To adjust sensor s pointing angle in the horizontal direction pan angle loosen the 4 20 X 0 5 bolt bolt B as shown in Figure 25 that holds the sensor mounting bracket to the sensor body This allows movement of the TC 26B in horizontal plane e When alignment is complete make sure that all bolts and screws are tightened Figure 25 Installation of Sensor onto the Bracket Western Transportation Institute 13 Video Surveillance Trailer 6 DESCRIPTION OF RECORDING EQUIPMENT The surveillance trailer uses time lapse video recording that allows the compression of many hours of recording time The time lapse recorder activates video recording only when it gets indication of vehicle presence through an alarm fed through microwave sensor input There are three types of video recorders which are used on the trailers two of which are VHS based video recorders GYYR and Sanyo while one is a digital data recorder Iteris These video recorders can record at variable speeds up to real time 30 frames per second 6 1 Description of GYYR Time Lapse There are two 2 GY YR TLC2100 232 Time Lapse Recorders to go with the three trailers The front view of the recorder is
51. om the install screen and press enter The monitor shows the Event Recording functions menu For most of the trailer applications only the General Setup and Alarm Events submenus need to be set before trailer usage The General Setup function sets up the common conditions for all three types of event recording The following options may be entered from this submenu Western Transportation Institute 29 Video Surveillance Trailer e Compression Ratio sets the recording compression for all three event recording types See explanation about compression ratio at the end of this chapter To set the compression ratio select the compression ratio screen item and press enter Use cursor controls or the jog shuttle knob to scroll through the list of compression ratio numbers The status box will adjust to show the maximum possible recording time for the hard drive for each compression ratio number in the list When the desired frames or fields per second fps number is shown press enter The selected number is saved e Event Recording allows selection of field or frame mode for all event recording There are two fields per frame e The End of Disk option specifies what the DVMS 100 should do once disk capacity is exhausted This item has two options Recycle and Stop The Recycle selection has the DVMS 100 cycle continuously through the disk drive after it is filled with video information overwriting existing clips The stop selection will have the
52. ond recording PROG to record at the setting specified in Set up Table 3 Relationship Between Record Playback Speeds and Tape Rate Fields Second When TAPE SELECT switch is set to T 160 ALARM SPEED Hours 8 24 40 64 96 Fields Sec 60 20 12 7 5 5 Seconds Field 0 017 0 050 0 083 0 133 0 200 When TAPE SELECT switch ts set to T 120 ALARM SPEED Hours 6 72 Fields Sec 5 Seconds Field 0 200 Western Transportation Institute 23 Video Surveillance Trailer Menu 3 and CC to record as long as an alarm signal is being received PROG provides maximum flexibility although 20S would be adequate for most surveillance applications e Available settings include 20S 40S 1M 2M 3M 4M 5M or CC For most vehicle surveillance applications 20S 20 seconds is adequate CC maybe used to record only as long as the alarm signal is active for a minimum of five seconds e Press MENU button until the SET UP 3 menu is displayed e Turn the SHUTTLE ring to set the desired alarm mode Y1 where alarm recording is done when there is an alarm trigger Y2 where alarm recording is done only when there is an alarm trigger during programmed timer recording Y3 where alarm recording is done only if there is an alarm trigger and the VCR is not in programmed timer mode Y4 where alarm recording is done only when there is an alarm trigger during programmed timer recording duration and N where alarm recording is not performed ev
53. ord Rate screen item and press enter Note that since Event Recording data is used for most of the trailer applications rather than Time Lapse recording Record Rate for the Time Lapse recording should be set to zero fps Compression Ratio sets the recording compression Disk Full tells the DVMS 100 to beep or to send a signal to the alarm output when disk is full 6 3 4 Recording Video When you press Rec button on the front panel the DVMS 100 will prompt you to enter your user name and password Once you have entered a valid user name and password it will Western Transportation Institute 31 Video Surveillance Trailer start recording according to the values entered in the setup program and the green light beside the Rec button will be lit During the time lapse recording the green light will remain on When an event is triggered the event recording or event action specified in the setup program will be started There are three event reset types which determine how events are cleared In manual mode the event is active until the external Alarm Reset contact is activated In automatic mode the event is reset as soon as the input signal returns to inactive In timed mode the alarm is active for the interval set in the setup program After the event timer expires the event will be considered reset The triggering signal must be deactivated before another timed mode alarm event can be recognized Alarm event will cause an event video clip to be
54. piece of the mast The Figure 15 Top Mast Piece with a Figure 16 Installation of the Camera on to the Top Bolt to Install the Camera Piece of the Mast Western Transportation Institute 9 Video Surveillance Trailer camera is installed on the top piece of the mast through the camera bracket and a bolt 1 2 13 X 0 75 The two bolts 3 8 16 X 0 75 that attach the bracket to the camera body can be used to adjust the head angle of the camera 4 1 2 Connections There are two connections at the rear of the camera housing e aBNC connector for video at the rear of housing and e a power connector for line power DC input neutral and safety ground at rear of housing 42 Description of Lens Adjustment Module The Lens Adjustment Module is an easy to use hand held device that allows field adjustment of the camera settings It is a small handheld unit that plugs into the switch box see Figures 17 and 18 The purpose of the lens adjustment module is to remotely control the zoom and focus on the camera The module does not control pan or tilt on the Figure 17 Lens Adjustment Module Front camera these must be done manually when es OP et CAMERA POWER INPUT 120 VAC G0 HZ the mast is lowered Having a fully motorized pan tilt zoom system was deemed to be too power intensive for these trailers Use of the module is self explanatory One note is that the module plug must be very snug for the module to work properly
55. pied primarily by a bank of batteries at the bottom which are described in chapter 7 An AC outlet is Video Surveillance Trailer Figure 3 View of Trailer Chassis supplied toward the front of the box when open on the left side Western Transportation Institute Video Surveillance Trailer 3 3 Description of Hitch Figure 5 Hitch Top View The trailer hitch is shown in Figures 5 and 6 It attaches to the trailer body with two hexagonal bolts and a screw lock The hitch will be removed from the trailer when the mast 1s in use The hitch attaches to a vehicle on a standard 2 inch ball To attach the hitch to the ball on the vehicle the tongue will need to be raised slightly and the aluminum lever will need to be raised away from the trailer box The lock will need to be undone for this The socket for the ball should be placed just ahead of the vehicle ball and eased down onto the ball It should close pretty securely After the ball is attached the lock should be re secured 3 4 Description of Detachable Mast Each trailer is equipped with a modular steel tubed mast The base of the mast is the same piece as the tongue that will connect the hitch to the trailer chassis After removing the hitch piece each successive mast piece is connected by inserting the hook on the end of the added piece into the slot of the last piece of the mast and securing it with the two hexagonal bolts provided for each piece An
56. s will subsequently be discussed in later sections of this chapter Western Transportation Institute 34 Video Surveillance Trailer Utility This menu mainly provides information on the internal hard drive which data are recorded on as well as allows for the downloading of a limited amount of data seconds via a USB flash drive For more detailed instructions on this method of download consult the Hunt Electronics DVR 04 User s Manual 6 4 4 Recording Video The recording of video is straightforward Once the user turns the power on to the DVR the unit begins recording If no video input is being sent to the DVR it will simply record a blank screen If video is being received then this is recorded as soon as the unit is turned on 6 4 5 Viewing Video Once the DVR has been turned on the user should see the video footage being recorded via a monitor This will appear as one of four screens in a quadrant depending on which video Input receptacle the user plugged the bnc cable into the image may appear in one of the four quadrants To view the channel which video is playing on as a full screen press the corresponding numbered button on the bottom of the DVR To view past video the user can either select the play button the center button in the circular array of buttons and then select the rewind button to the right of the play button Rewind speeds range from 2x to 16x However unless a the footage the user wishes to view has b
57. se of these trailers was to provide long term video surveillance of traffic to support a variety of research and evaluation activities WTI worked with Capital Enterprise a vendor based in Salem Oregon to design these trailers based on anticipated need The following are some of the principal design characteristics of these trailers e Time lapse video recording equipment For the three trailers WTI has a total of four video recording units three of which use standard VHS tape while the other is a digital video recorder e Mast mounted closed circuit television CCTV camera This camera can transmit real time black and white images from up to 25 feet above ground e Detachable mast The mast consists of several interlocking pieces of black powder coated aluminum which may be stored on the trailer when not in use e Microwave sensor input Video recording is initiated only when vehicles are approaching the camera location e Autonomous power Each trailer is designed through an integrated solar panel and battery system to allow for up to 30 days of continuous operation e Two tired trailer mount The two tired trailer can be towed by a vehicle using the trailer hitch which attaches to the vehicle by a standard 2 ball Once detached from the vehicle the trailer can be supported by four self adjusting jack legs See Figures l and 2 Figure 1 Trailer Initial Position Western Transportation Institute 2 Video Sur
58. shown in Figures 26 and 27 with the control compartment closed and open respectively The back of the recorder is shown in Figure 28 6 1 1 Connections Spacing is tight for the video recorder therefore it is important to try to make all the connections in the proper order e Connect the camera to the VCR s Video In connector coaxial cable with BNC connector e Connect the monitor to the VCR s Video Out connector coaxial cable with BNC connector e Alarm signal and Power to the GYYR is fed through a special connector see Figures 29 and 30 One end of this connector connects to the alarm input connector that comes from inside of trailer body through inside circuitry see Figure 31 while the other end Figure 26 GY YR Time Lapse Recorder Front View Figure 27 GY YR Time Lapse Recorder Front View with Control Compartment Open Figure 28 GY YR Time Lapse Recorder Back View has a 15 pin connector bus that plugs into the 15 pin external interface at the back of the GYYR VCR The other end of this connector has two power connections that will plug into DC power inlet of GYYR VCR e Connect alarm input bus of the connector to the 15 Pin external interface at the back of the VCR See Figure 32 Western Transportation Institute 14 Video Surveillance Trailer e Power to GYYR Time Lapse recorder is fed through the DC power inlet at the back of the VCR Connect the red wire with butt connector
59. some of the typical tasks that would be performed using the video surveillance equipment 8 1 Set up trailer Detach trailer from the vehicle Carry the trailer to a position appropriate for the application required Rotate the jack legs from the free position to the parked foot on the ground position Level the trailer adjusting the height of the jack legs and using the spirit levels bubbles 3 2 Assemble mast Remove hitch piece Remove bolts from base piece Add next piece and secure with two bolts Continue adding pieces securing the two bolts of each piece as you go Unwind the winch to provide slack Attach the winch hook to the mast Wind the winch to provide tension Attach the camera and the sensor cables to the mast putting zip ties through the tags on the mast Leave some slack at the bottom of the mast 8 3 Set up camera Bolt the camera to the top piece of the mast Aim and adjust the head angle of the camera using the bracket bolts Usually the camera is mounted tilted down 20 below horizontal to avoid direct view of sun or horizon When alignment is complete make sure that all bolts are tightened Connect the video cable with BNC connector to video out on back of camera Connect the focal length and focus adjustment connector to the respective connection on back of camera Adjust the camera using monitor and lens adjustment module See section 8 7 8 4 Set up microwave sensor Initially detach sensors from
60. stment is made while USE means that OFF LST SUN 10 02 00 the auto daylight saving time standard adjustment is made Since OUTPUT SERIES CLOCK SET most of the trailer applications will not take place over a daylight saving time transition this should read NO USE pee eee REMOTE EJECT LANGUAGE LANGUE IDIOMA Turn the JOG dial clockwise until the CLOCK SET ENGLISH setting is flashing Turn the SHUTTLE ring to set the month then turn the JOG dial clockwise Note that the day of the week is set automatically Turn the SHUTTLE ring to set the day then turn the JOG dial clockwise Turn the SHUTTLE ring to set the year then turn the JOG dial clockwise Note that only the last two digits of the year are displayed Turn the SHUTTLE ring to set the hours then turn the JOG dial clockwise Note that the clock display is only 24 hours e g there is no AM or PM indication Turn the SHUTTLE ring to set the minutes then turn the JOG dial clockwise For accurate clock setting turn the SHUTTLE ring counterclockwise timed with a time broadcast or other accurate time signal This will start the seconds counting from 00 Figure 43 Sanyo VCR Set up Menu 1 Press SEARCH button The setting procedure is now complete SET UP 2 Menu The SET UP 2 menu is shown in Figure lt SET UP 2 gt 44 Through this menu you can select whether or not to display xprepray the date time the number of alarm recordings and DATE record
61. t IP This will allow the user to change the IP address to a network address with similar numbers as host computer and match the Subnet Masks Note that the IP address of the DVR needs to be slightly changed so that the computer and DVR are not trying to claim to be the same device For example if the computer has an IP address of 169 254 65 116 the DVR address should be Western Transportation Institute 35 Video Surveillance Trailer entered as 169 254 65 117 Notice that the last number has been changed so that a slightly different IP address results To change the IP and Subnet Mask on the DVR select System gt Network hit the enter button gt IP Address hit the enter button This will open an array of numbers and symbols in a quasi menu format To enter the IP address using the example above the user would enter the number by pressing the button on the DVR twice To enter the next number 6 press 6 and then 1 To enter 9 press 9 and then 1 To enter the period press 1 and then 2 The basic premise is that the user first selects a column and then the row corresponding to what number or element is to be selected Once the IP or Subnet address has been changed select enter When all addresses have been changed exit the menu entirely Next open the DVR Manager Monitor from the desktop The user will find the DVR in Local Area DVR side menu area Drag the DVR to My DVR and name it The user pass default is admin admin Once
62. te 24 Video Surveillance Trailer SET UP 4 Menu The SET UP 4 menu is shown in Figure lt SET UP 4 gt 46 The Thread Check function checks to make sure that the sow our cassette has been correctly loaded It 1s recommended to use this FIELD function to make sure the recordings are conducted reliably If TIMING this function is on after the cassette tape is loaded a mechanism 8H will operate for about 5 seconds to check that the tape has been THREAD CHECK VIDEO LOSS threaded loaded correctly If the cassette is not loaded properly the cassette will be ejected If during the tape thread check er Ser operation the REC PLAY or STOP button is pressed or 1f the os SHUTTLE ring is turned the command will only be executed OPERATION after the tape thread has been checked Only the EJECT button will operate while tape thread is being checked If in the TAPE Figure 46 Sanyo VCR IN MODE see SET UP 3 Menu is set to REC the recording indicator o will light while the tape thread is checked However recording will only start after the tape thread check is completed To cancel recording press the STOP button REC SPEED Set up Menu 4 To activate the thread check function press the MENU button until the SET UP 4 menu is displayed Turn the JOG dial until the THREAD CHECK setting is flashing Turn the SHUTTLE ring to set desired mode Y to activate the correct tape thread check function N to tur
63. ter key is used to select a specific sub menu To exit a menu Selection press the Exit Lock button Based on previous set up of the DVRs for field collection the majority of menu settings have already been made In this respect the DVR is basically plug and play in terms of its setup The user would make the appropriate wiring connections turn the DVR on verify that it is recording by reviewing footage recorded shortly after the unit was turned on and close up the trailer However there may be a need on the part of the user to change one or more menu settings The following text describes the process for making such changes For more detailed instructions consult the Hunt Electronics DVR 04 User s Manual 6 4 3 Menu Options When examining the menu options of the DVR the user is presented with eight options These include Quick Setup Camera Normal Rec Alarm Rec Relay Monitor System and Utility Quick Setup This menu option is used to set the date and time of the DVR as well as configuring the recording quality Date and Time settings should be correct although some changes might be required with respect to time zone The Recording sub menu allows the user to specify the number of images being recorded per second anywhere from 15 to 30 the maximum is recommended and the quality of the video footage Q5 highest is recommended As with all menus the circular array of keys is used to navigate through options
64. this has been completed open the DVR Manager Playback software and press the disk icon This will begin the download process Follow prompts to backup files Note that it will be helpful to know the approximate dates and times data collection began and ended in order to minimize download times and file size While downloading the video footage from the DVR may or not play The cause of this is unknown but repeated video downloads have confirmed that the procedure discussed above allows DVR footage to be saved on a hard drive despite not appearing on the monitor Once these have been saved there has been no problem selecting playing them in the DVR Playback Manager program At this point all steps have been completed If the connection still fails restart computer and turn off on DVR with Ethernet cable still connected 6 4 7 Miscellaneous Notes The process which the DVR uses to record video is first in first out FIFO In other words the first video recorded to the hard drive of the DVR will be the first footage overwritten when the drive becomes full However for most projects this will not be of concern as the capability of the DVR to record multiple weeks of data between downloads reduces the possibility of such an overwrite occurring Still the user should be aware of this and on longer term monitoring projects plan intermittent downloads to prevent any overwrites from occurring The video download can be made to either the hard dr
65. to have DVMS 100 beep when an alarm event occurs this is normally deselected e Alarm is selected to have DVMS 100 activate an external alarm such as light or bell when an alarm event occurs this is normally deselected Alarm Inputs To set the status of the hardwired alarm input select the exit button in the Alarm Event setup screen and press enter The monitor shows the Install functions screen Select the Alarm Inputs screen Settings made here tell the DVMS 100 if the alarm contacts are normally open or normally closed Alarm Inputs screen allows access to following settings Input State Reset Enable Disable and Arm Enable Disable For most of the trailer applications these settings will be set with the input state as Normally Open NO and both Reset and Arm as Disable Time Lapse Recording Note that for most of the trailer applications data will be recorded in Event Recording mode rather than Time Lapse recording mode Therefore the recording rate in this setup needs to set to zero fps before using the DVMS for event recording The Time Lapse Recording screen allows access to several options Recording allows selection of frame or field mode Audio Recording allows enabling or disabling audio recording This is disabled for trailer surveillance applications End of Disk tells the DVMS 100 to stop or recycle Time Lapse recording when disk is full Record Rate sets the video record rate in frames or fields per second fps select the Rec
66. tteries may require charging from the power grid or with a generator The following paragraphs explain these aspects 7 3 1 State of charge Battery state of charge or conversely depth of discharge DOD is best determined with a hydrometer by checking the specific gravity of the acid This will not tell the condition capacity in AH of the battery only a load test will do that With sealed batteries such as the PVX 2580L specific gravity can not be measured but voltage can A fully charged 12 volt lead acid battery will read 12 7 volts about 2 14 volts per cell The table below shows the state of charge for a measured voltage It is important to note that the voltage measurements shown are only approximate Table 5 No Load State of Charge State of Charge 12 Volt battery Volts per Cell Higher rates of DOD reduce battery life considerably Sun Xtender testing showed 20 DOD cycles gave battery life of 2800 cycles and 50 DOD cycles gave a battery life of 1050 cycles For 80 DOD cycles battery life was only 550 cycles They also state 50 DOD cycles is fairly common for photovoltaic systems The charge controller shuts the load off at about 60 DOD or 11 9 volts For more information see http www solar electric com deep_cycle_batteries deep_cycle_batery_faq htm 7 3 2 Capacity The capacity of a battery is measured in amp hours The capacity can only be measured with a sustained load test which requires a speciali
67. veillance Trailer Figure 2 Trailer Installed Position Western Transportation Institute 3 3 DESCRIPTION OF TRAILER 3 1 Description of Chassis The video surveillance trailer consists of a black powder coated steel frame supporting a large aluminum box which contains the trailer power system see chapter 7 and is the connection point for all devices used on the trailer One picture is shown in Figure 3 The frame is mounted on two independently rotating rubber tires which permit it to be towed by hand or a vehicle For towing and moving purposes the trailer has a tongue which includes a hitch for attachment to a vehicle see section 3 3 The weight of the assembly is significant an estimated 1 500 pounds but it can be moved easily by one person on level firm ground The chassis may be secured in place through the use of jack legs see section 3 5 3 2 Description of Trailer Box The aluminum trailer box mounted on the trailer chassis contains the power system used by the trailer and includes all connections necessary for trailer operation The inside of the box is shown in Figure 4 There is a metal rod on the right side of the trailer that may be used to prop the lid open On the left underside of the trailer lid is a switch box used for turning on power to various trailer components On the right underside of the lid is a sheet metal compartment in which the recorder may be slid The box s volume is occu
68. ystem consists of two major assemblies a roof mounted photovoltaic PV module array e g solar panel and a battery enclosure The PR system includes the following different elements e The PV array Model SP 75 consisting of PV modules and associated wiring converts sunlight into electricity that charges sealed batteries mounted in the enclosure e Sunwize Steca charge controller which regulates battery charging and protects the system from high low voltage and over current e Four Concorde sealed batteries PVX 2580L operating at 12 VDC with a total capacity of 258 amp hours AH each 24 hour rating e Circuit breakers CB1 CB2 and CB3 and fuses for protection of PV and battery circuits 7 2 Solar Panel Installation The solar panel has two basic positions flat which is used when the trailer is in transport and installed which is used when the trailer is actively collecting data These two positions are shown in Figures 54 and 55 respectively Figure 54 Solar Panel Flat Position e The solar panel should be secured using the mounting holes in the feet attached to the solar panel mounting rails e For optimum performance in the Northern Hemisphere the solar panel should face true south true north in Southern Hemisphere Western Transportation Institute 38 Video Surveillance Trailer 73 Non Solar Battery Charging Since solar exposure may not always be available clouds tree cover etc the ba
69. zed piece of equipment In lieu of load test equipment battery voltage can be measured but can give a false capacity reading If battery plates are sulfated damaged or partially gone from extensive use a voltage reading may indicate full charge but the battery will act like one of much smaller size and go dead quickly under load Again the only way to know for sure is to perform a sustained load test which many battery or automotive stores can perform Western Transportation Institute 39 Video Surveillance Trailer 7 3 3 Charging Batteries that are stored for long periods eventually lose all their charge due to leakage or self discharge This discharge rate varies from 1 to 15 per month depending on battery type age and temperature The batteries used in the video collection trailers are absorbed glass mat AGM type which have a 1 to 3 per month self discharge rate Note high temperatures may cause batteries to self discharge at a higher rate One of the main killers of batteries is storing them in a partly discharged state for an extended period of time A float charge 1 to 2 Amps battery should be maintained on the batteries when stored but if this 1s impossible or impractical the batteries should be fully charged before storing Overcharging charging at a voltage higher than recommended will significantly reduce the life of the battery Optimum charging voltage for an AGM type battery is 14 4 volts A Sun Xtender study

Evaluation of the Fredonyer Summit Icy Curve Warning System

Contents

Download Pdf Manuals

Related Search

Related Contents