Installation and User Manual
Contents
1. cccssssseccccccseessssseccccceseuseueeseesseeseees 10 CONFIGURING THE PNL10 ccccccccccscccccccscccscscscccscccscccscccscscscscscsescscscscssosssoes 11 Rotary Switch Configuration sssscissnccasassvncanaceassiavsnnncasasnaveasa Ee ege se 12 White Strobe EEN 13 Display Brightness Configuration quier pride ERE Ec Rae RES GEO nial 14 Operating Mode Configuration iuis eats eun e e eR N enr een ge vel on aer E ves Y a eae Nh un 14 Additional Configuration EEN 15 PNL10 SPECIFICATIONS eeeeeeeeoeeooooooeeeoesooooeoooeoossoossoeoeseeesosooesossossesoossosesossssssssssssso 16 E E E YN EAEE E ASS AAE E SERE SE OAI ASETE ASA E RETS 16 le E EE 16 DATA INTERFACES E 16 EIERE EE 16 d leiert Ee TT r 16 PERFORMANCE M E m 17 MECHANICAL OUTLINE DIMENSTONS 2 0 cccccssscssssssssssssssssssscssscssssssscssccssees 18 APPENDIX A PLASTIC WINDOW LOCATION AND SIZE WHEN USING FRONT METAL MASK E 19 APPENDIX B ACTIVATE AN EXTERNAL LED MESSAGE ABOVE A PRESET NOD EE 20 APPENDIX C EXPANDING TO AN OPTIONAL 3 2 DIGIT TO MAKE A 3 DIGIT SPEED NJLeEFErr 21 Page 3 of 21 Houston Radar PNL10 User Manual HOUSTON RADAR INTRODUCTION Congratulations on your purchase of the Houston Radar directional Doppler radar speed sign kit PNL10 This state of the art two digit speed display with integrated ultra low power 24GHz K band microwave Doppler rada2. nos PNLIO OEM Radar Speed Sign Kit Installation and User Manual K Band Doppler Speed Measurement and Display Kit Rev 2 July 12 2010 H 2 o LI H LEN NM NE NE oe v LJ NE NE NE E LJ e e Cmm 8 S19 t e LEM WWW Si oo e GA DW LEM NE NE M ME ME M ME NE WW ME MM M ee CRW A e LN NEM NE WW E ME WW E O o E H HOUSTON RADAR 2005 to 2010 Houston Radar LLC 13814 Sherburn Manor Dr Cypress Texas 77429 http www houston radar com Toll free 1 888 602 3111 Houston Radar PNL10 User Manual G msn Doppler radar in this device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment Any modification or use other than specified in this manual will strictly void the certification to operate the device The radar in this device carries FCC modular approval and as such is labeled with FCC ID TIASS300 If this label is not visible when the module is installed inside another device then the outside of the device into which the module is installed must also display a label referring to the enclosed 8300 module This exter
3. Targets Select Strong Targets Save Config To Radar Discard Changes PNL10 Configuration Tool To Set Display Options Rotary Switch Configuration Rotary Switch Enable Rotary Switch Rotary Switch Speed Increment Link Violator Low and High Cutoff Speeds ta Rotary Switch Check mile Spin the rotary switch here Violator Speed at Position D to see effective limit values f For a check only Does not Low Speed Cutoff Below Violator Speed affect actual display High Speed Cutoff Above Violator Speed Rotary Switch Pos Rotary Switch Sets Low Speed Cutoff Low Speed Cutoff at Position D br Effective Radar Speed Limits Low Speed Cutoff BE Violator Speed Esa High Speed Cutoff eo The above partial window capture shows the configuration for the rotary switch installed on the rear of the PNL10 You have three different options 1 Enable the rotary switch and have it select the low speed violator speed and high speed limits in the sign 2 Enable the rotary switch and have it only select the low speed cutoff The violator speed and high speed limits are then fixed and need to be provided in the Effective Radar Speed Limits window which are now editable 3 Disable the rotary switch completely and manually supply fixed values for all three limits This option is for fixed installations where the sign will be mounted permanently in one location and you know what limits will be requi
4. unsafe speed The 10Hz modulation is implemented in the hardware and cannot be disabled via software Contact Houston Radar if you require it to be disabled in hardware Additionally this strobe can be configured from this screen to blink on off at a 1 4Hz rate together with the speed display Page 13 of 21 Houston Radar PNL10 User Manual HOUSTON RADAR If you connect an external message as described in Appendix B then that message is activated along with the strobe Thus the strobe configuration options become the external message options as well Note that the 10Hz strobing effect does affect the external message However the 1 4Hz blinking effect is propagated to the external message Display Brightness Configuration Display Options Co Brightness Optimized Battery Life Optimized The PNL10 automatically controls the display brightness for optimal visibility under all ambient lighting conditions The ambient light is sampled by a built in light sensor located on the front face of the PCB or by an optional external light sensor wired to the AUX connector A control algorithm computes the optimal brightness and adjust the average LED current via a PWM circuit PWM circuit is designed to prevent flicker and color distortion You may chose to bias automatic brightness control algorithm towards saving battery Battery Life Optimized or making the display brighter and hence more noticeable Brightness Optim
5. with a SLOW DOWN type message that is activated if the measured speed is above the speed limit or above the high speed display cutoff Please refer to Appendix B for a schematic of this simple external message board Configuring the PNL10 The PNL10 supports many user options and configurations that make it a very versatile device A user friendly MS Windows PC based graphical user interface GUI software is provided to make this configuration a snap for the end user s Connect to Radar Advanced Radar Limits Connection 5300 Configuration Tool Rotary Switch Enable Rotary Switch Rotary Switch Speed Increment D Check Limits Spin the rotary switch here Link Violator Low and High Cutoff Speeds to Rotary Switch Violator Speed at Position D 25 to see effective limit values i For a check only Does not Low Speed Cutoff Below Violator Speed 20 affect actual display High Speed Cutoff Above Violator Speed Aa Rotary Switch Pos D wxj Rotary Switch Sets Low Speed Cutoff Low Speed Cutoff at Position 0 Effective Radar Speed Limits Low Speed Cutoff 5 Violator Speed High Speed Cutoff 50 Strobe Options Flash Strobe Above Violator Speed High Speed Cutoff Stobe Style When Triggered Blink Strobe Do Not Blink Strobe Display Options Brightness Optimized Battery Life Optimized Operating Mode Normal Operation Enable Demo Mode Select Fast
6. Houston Radar PNL10 User Manual et HOUSTON ADAR IO Connector Signal Descriptions DB9 RS232 Female Connector Connector Signal Direction Description Pin Name wrt Radar 1 4VCCM PWR NOT Radar VCC battery terminal P 2 RS232 TX OUT RS232 Serial port TX pin from sign 3 RS232RX IN RS232 Serial port RX pin into sign 4 N C Do not connect 5 GND PWR Signal PWR Ground 6 N C Do not connect 7 N C Do not connect 8 N C Do not connect 9 N C Do not connect Note 1 Pin 1 optionally connected to VCC supply if PCB pad labeled DB9 PWR near DB9 connector is bridged This may be bridged by the OEM or by us if you require this feature AUX Connector You may optionally connect an off board speed selection switch DB9 serial connection port or ambient light sensor Connector Signal Direction Description Pin Name wrt Radar 1 Ve M IN Noe External Light Sensor Input 2 VCC PWR Connected to input supply voltage 3 Bl IN External BCD speed switch B1 pin 4 RS232 RX IN RS232 Serial port RX pin into sign 5 GND PWR Signal PWR Ground 6 RS232 TX OUT RS232 Serial port TX from radar 7 B4 IN External BCD speed switch B4 pin 8 B2 IN External BCD speed switch B2 pin Note 2 Contact us for the part number and hookup schematic for the light sensor Two different types of sensors may be used passive LDR o
7. al traffic speeds Note a power cycle a required for the change to take affect after going from Normal to Demo mode or vice a versa Additional Configuration Options The radar utilized in the PNL10 is the Houston Radar model SS300 It supports numerous other options like detection sensitivity programmable serial port baud rate different measurement units mph kph fps mps and fractional high precision speed output over the serial port If you wish to configure these options we recommend that you read the 8300 user manual for more details It is freely available for download on our website These options require to set internal configuration variables directly through the procedure described in the 8300 user manual Page 15 of 21 Houston Radar PNL10 User Manual G msn PNL10 SPECIFICATIONS General Operating Band K Band Frequency 24 125 GHz 50Mhz US or 24 20Ghz UK Australia Power Output SmW Antenna Beam Pattern 45 deg x 38 deg Polarization Linear Supply Voltage 5 6V DC to 16V DC 18VDC Maximum Reverse Battery Protected Nominal Current Draw 9 12VDC including radar Operating Temp Weatherproof IR Remote Programmable Approvals Radar Approvals Data Interfaces Serial Communication Data Rate Data Connector Power AUX Optical LED Color Brightness Viewing Angle Mechanical Weight Dimensions Mounting Display blank 9 5 mA Display at night 21 mA Display at max brig
8. are shown on the schematic Then physically arrange the LED s in the form of the message you desire All LEDs will be lit when the on board strobe is activated The message can be programmed to activate above any user selected speed Furthermore this speed can be adjusted in the field through the rotary switch located on the back of PNL10 For most configuration purposes this eliminates the need to connect a computer in the field N CA p Notes 1 Dron pad land of Q1 serves as a heat sink If possible oversize it to a few square inches and use 2 oz copper 2 Q may be substituted for other suitable P channel mostet 3 Select R R2 values to set approprite LED string current typically 2 mA As mony LED strings os you need 4 Select number of LEDa per string sa that you have 24V lett to drop N WE e across ballast rasistara eg 81 oly ay 5 F2 connecta by one to one cable to PNLIG or ay 5 There i no ground wire in P2 connector but the grounds MUST be common between PNL 9 ond this board and thus must be provided by sore other means e g common battery connection 3 7 Power is shown os 12V Other voltages may be used but not to exceed 16V PNLI Expoensian Number Date 25 18 2018 Drawn by Shoranee Fiename Sheet wili Best ect Page 20 of 21 1 of 1 Appendix C Expanding to an Optional 3 Digit to Make a 3 Digit Speed S
9. d values are provided as a tool to check what actual speed settings you will get when your configuration is saved to the sign Option two above allows you to control just the low speed cutoff for the sign Set the value you want with the rotary switch in position 0 The low speed cutoff in all other positions will be determined by the switch position and the switch increment specified by the user The violator and high speed cutoff need to be manually supplied and will remain fixed even when the rotary switch is moved Option three disables the rotary switch completely and allows you to set all three limits to a fixed value Turning the rotary switch will have no effect on the speed limits in the sign White Strobe Configuration Strobe Options Flash Strobe Above Violator Speed High Speed Cutoff Stobe Style When Triggered Blink Strobe Do Not Blink Strobe The PNL10 has a white LED cluster strobe light arranged in a circle in between the two digits The cluster strobes at a 10Hz rate and may be selected to activate above the violator speed limit as well as above the high speed limit Both activation conditions may be independently selected Note that if enabled above the Violator Speed the cluster may also illuminate above the High Speed Cutoff Strobe light is typically used to draw attention of the driver to the display and the fact that their current vehicle speed is above the posted speed limit or that they are driving at an
10. drawing We strongly recommend that you prototype and test your enclosure on the road to verify that the radar detection range is not affected by your choice of plastic and mechanical design prior committing to full production Page 6 of 21 Houston Radar PNL10 User Manual E HOLSTON Hookup Power Input The PNL10 may be powered from a DC supply with output voltage between 5 6 and 18VDC This allows great flexibility in power options including 6V or 12V nominal lead acid batteries SLA 3 4 or 5 cell Lithium Ion LiOn or Lithium Iron Phosphate LiFePO4 cells In all cases a highly efficient input power regulation system in the PNL10 adjusts the LED drive voltage to the optimum level required by the sign based on ambient temperature There is no other speed sign in the world that even comes close to the resulting ultra low power usage of the PNL10 Competing products may consume up to 5 to 10 times more power This ultra low operational power translates directly into a longer battery life or gives you an option to power the unit from smaller batteries and smaller solar panels As an example of the PNL10 s prowess a 3 cell 96WHr ultra thin and light LiFePO4 battery pack weighing less than 1Kg will power the entire sign on the road for over 2 weeks of continuous operation A convenient battery life calculator is available on our website to estimate the run time under different traffic and power supply situatio
11. htness 415 mA 40 F to 185 F 40 C to 85 C No User supplied enclosure required No FCC Part 15 modular approval US Version CE Mark RS232 1200 to 115200 baud DB9 Female with RS232 levels wired as a DCD Use 3 wires straight through cable to PC RS232 port Screw terminal default Can be user specified Minimum quantity order size may apply Contact us for details 2mm pitch 4x2rows Sullins part NPPNO42GENS RC Use mating Sullins part NRPNO42MAMS RC or equivalent ITE Amber 592nm 4nm for digits White for strobe cluster White LED digits are available as an option Contact us for more information 11 000 nits cdm maximum controlled automatically via onboard light sensor 550nits at night minimum 15 cone off normal approx 450 grams 1 Ibs 11 x16 x1 1 28 x 41 x 2 8 cm 8x 6 screw plated through holes connected to system GND 1x 6 center non plated hole for passing bracing standoff from the back Do not use to mount PNL10 PCB Specifications continued on next page Page 16 of 21 Houston Radar PNL10 User Manual HOUSTON RADAR Performance Resolution 0 006 mph internal and available on serial port rounded to whole mph kph when shown on display Accuracy 0 5 of reading 0 1mph Detection Range Typically 90 m 300 feet for compact vehicles on open and level road with radar mounted 1 5 m 5 feet high and pointed straight into oncoming traffic 150 m 500 feet fo
12. ign You may easily expand the PNL10 to a 3 digit to show the 100 s place value via an LED only PCB All the drivers are already built on the PNL1O PCB Note The expansion connector to drive this 3 di git is shared with the on board strobe Hence you must disable the on board strobe for this scheme to work Contact us for details on how to do that or please order your PNLIO without the white strobe populated A B C D Di D D D DS DG e WW Wd KI DQ D 10 Dit DI 2 Dis 9 IER To PNL1 IGN P1 E P D fe fe EC D s De of7 Dis Dia Ge i D D SEI D22 fe po fe 4 D fe D23 024 025 D26 D027 D28 Note Table 1 P1 is a one to one connector to P2 on PNL10 It may also be implemented as a pigtail 2 This digit expansion board is mutially exclusive with white strobe feature of the PNL1 Strobe must be physically disabled on PNL1 by removing Q1 if this expasion board is used 3 For the best appearance LED color and brightness bin must match that of PNL1 Contact Houston Radar for LED availability Title l PNL1 Third Digit Expansion Size Number Rev A 1 0 Date 06 01 2010 Drawn by Sharonov Filename pnli one sch Sheet 1 of 1 A B F D
13. indow is larger than the actual radar because the radar waves diverge at a 38x45 angle from the face of the radar The recommended window size is for a metal mask within a few mm from the top of the LED s If the window is materially further away from this position a larger size window may be required Note the white rectangle is an on board light sensor The light sensor is used to adjust the brightness of the LEDs based on ambient light conditions You must allow ambient light to reach this sensor Alternatively you may provide an external light sensor wired to the AUX connector on the back of PNL10 Contact Houston Radar for more details All dims in mm except those shown in inches marked with a Page 19 of 21 Houston Radar PNL10 User Manual HOUSTON RADAR Appendix B Activate An External LED Message Above a Preset Speed Many speed signs have an external VMS type message that gets activated above a preset speed This message may spell out text like SLOW DOWN or any other message in a local language The schematic below shows how to connect a string of LEDs that can be triggered by the PNL10 above a user set speed limit The message is activated together with the on board strobe Additionally this message will blink if the user chooses the on board strobe to blink The 10Hz strobing effect does not apply to the message Connect as many strings of LEDs as required to form a message For simplification only two strings
14. ing above the speed limit If the white LED cluster is populated this is the default you may chose to have it removed and enabled through the software configuration it will strobe at a 10Hz rate The strobe can also be configured to blink at 1 4 Hz rate when activated Finally if the vehicle speed is above the high speed display cutoff the display will be blanked This prevents drivers from racing against the sign trying to see how high a speed they can display The strobe may be configured to stay active or go blank above this speed As long as the radar is tracking a target between the low speed cutoff and the high speed cutoff the radar will transmit the speed in user selected ASCII format over the serial interface This may be observed via our PC based configuration tool or captured by an external user provided controller board Monitoring or capturing this speed is not required for normal operation of the speed sign Serial output is affected by low high and violator speed configuration in the same way as the panel Page 9 of 21 Triggering an External Custom Message The PNL10 makes it very easy for OEM s to connect an external custom LED string message like SLOW DOWN or any string of LEDs arranged in a local language This message can be activated whenever the strobe is active and will also blink if the strobe is configured to blink This configuration allows you to make a full functionality speed sign
15. inting it at any machinery containing moving parts PNL10 should be mounted at least 3 feet high from the ground for proper operation and at least 5 feet high for maximum pickup distance PNL10 utilizes 15 viewing angle LEDs For maximum visibility of the digits the sign should be pointed at the incoming traffic with better than 10 accuracy Alternatively the sign may be oriented towards traffic to maximize the LED brightness from the desired viewing location on the road We suggest providing an adjustable mounting bracket for your enclosure that will allow at least a 15 horizontal rotation to allow the user to make an adjustment during installation Recommended Enclosure for the PNL IO The PNL10 display kit needs to be enclosed in a weatherproof enclosure for outside use The following needs to be observed for optimal performance 1 Any plastic cover or window in front of the unit may be mounted as close to the LEDs as desired However please consider any potential damage from flexing due to an external impact on the sign face vandalism etc being transferred to the PNL10 For maximum field reliability we recommend that you test the Houston Radar PNL10 User Manual amp HOUSTON RADAR proposed enclosure design to ensure the front face does not flex sufficiently to transfer an impact to the PNL10 The PNL10 provides a clear hole in the center to allow you to pass a bracing standoff through it to transfer any face impact to
16. ior label can use wording such as the following Contains Transmitter Module FCC ID TIASS300 or Contains FCC ID TIASS300 Any similar wording that expresses the same meaning may be used Warning The PNL10 is supplied in an open frame format with exposed electronics and thus is a static sensitive device Please use static precautions when handling Warranty does not cover damage caused by inadequate ESD procedures and practices Note Specifications may change without notice Note Not liable for typographical errors or omissions Page 2 of 21 Houston Radar PNL10 User Manual HOUSTON RADAR Table Of Contents INTRODUCTION ccccccsssssssssssssssssssssssssssssssssccccccscccscccsccessccsccescsssscsscsosscssesossoossssssoes 4 INSTALLATION scsssscsccssccccccssscccscssccscocssscccoossccceccacaccocossccssccssacccessscccsocasoccononaccssscssacscoessss 5 DIRECTION POINTING E ccccccsseeecccccccccccessusccseccccesseseussseeccccesseusuueseeeecessseussuueseeesesseeuuaennes 5 RECOMMENDED ENCLOSURE FOR THE PNL IO 5 FAG ORB E eT 7 Power Input oras ae a ee 7 Data PC COnne ction ccccccccsecccseccccsecccsecccecccsscccuseccasececsscecuscecaucscuscceuseceuececauceeanecens 7 Measured Speed ior PE 7 IO CONNECTOR SIGNAL DESCRIPTIONS sssessseeeeorseesssseeeorresnssssettrreessseserrerenssseserrene 8 NS EEN 9 TRIGGERING AN EXTERNAL CUSTOM MESSAGE
17. ized In the Battery Life Optimized setting the display brightness is reduced by about 30 from the factory default setting for any ambient lighting condition This can be particularly advantageous for portable signs operating solely off a battery and allow the sign to operate up to 30 longer under heavy traffic conditions Operating Mode Configuration Operating Mode CO Normal Operation Enable Demo Mode Select Fast Targets Select Strong Targets For normal operation of the sign select Normal Operation In this mode you may choose for the radar to pickup and display the fastest vehicle visible to it or the vehicle with the strongest return signal Different customers have different preferences and you Page 14 of 21 Houston Radar PNL10 User Manual amp HOUSTON RADAR may wish to try both settings in the field with actual traffic to determine which one you prefer The PNL10 also supports a Demo Mode In this mode the radar generates a pre programmed sequence of speeds and shows them on the display Note that the speed limits still apply to these speeds so selecting different limits will change what speeds are displayed and if the strobe is activated The ambient light sensor and automatic display brightness control work as normal This can be a useful tool to test the sign on a low traffic road or inside an office or trade show floor In demo mode the radar will not pickup and display actu
18. ns Data PC Connection The PNL10 features a standard RS232 interface that is used to configure the sign as explained later in this document It also sends out the measured speed over this interface when a vehicle is detected which may be used to an external controller board to monitor the speed measured by the radar in the PNL10 kit Measured Speed Output The PNL10 will send out the measured speed via the ASCII interface as a 3 digit speed with an optional direction indicator in standard resolution mode Extended resolution mode adds up to 3 digits after the decimal point The format is nnn r n or in extended resolution mode nnn n n n r n The format of the speed output can be adjusted to any combination of TT Optional prefix sent when 000 selected to be sent when no vehicles are detected Optional prefix sent when nnn speed is sent for incoming vehicles nnn Three digit ascii speed in the units selected via the UN variable L n n n Optional decimal point with up to 3 digits of extended resolution selected via UN variable r Carriage Return character optional line ending n Line Feed character optional line ending Please see serial port configuration section for details on how to select the above format The radar used in the PNL10 is the Houston Radar SS300 Please see the 8300 user manual for more details on setting the output format and decimal point options Page 7 of 21
19. r active IC recommended Internal light sensor must be disabled by removing R24 on the front of the PCB in order to use an external light sensor Page 8 of 21 Houston Radar PNL10 User Manual HOUSTON RADAR USE Turn on the power to the PNL10 to make it operational The display will count up to from 1 to 10 and then blank out The sign is now fully operational If the rotary speed switch is enabled see later section on configuration turn the speed switch to the desired position 0 through 7 determined by the speed limits on the road to set the low speed display cutoff violator display flashing speed and the high speed display cutoff Typically users set the violator flashing speed at or just above the speed limit on the road and the high speed display cutoff at a speed sufficiently above the speed limit to capture most of the speeding traffic but not high enough to encourage racing against the radar For example for a 25mph speed limit road the violator limit may be set to 26 mph and the low and high cutoffs will be set 15 mph below and above this value respectively The exact values are of course left to the judgment of the user No other action is required The PNL10 will display the measured speed when an incoming vehicle is detected between the low speed and high speed limits The display will blink at about 1 4Hz rate if the measured speed is above violator speed This indicates to the driver that they are driv
20. r is specifically designed for the license free solar power or battery operated speed sign and traffic calming sign market Utilizing high performance ultra low power DSP Digital Signal Processing technology and microwave components based on a planar patch array antenna with integrated low power PHEMT oscillator you will find that this high quality product meets your exacting standards for performance and reliability Some of the highlights of this product include Zero cables highly integrated design assembles into your enclosure in minutes gt 10 5 27cm digit height with 30 inter character separation is matched to 300 ft 90 m detection range of the radar for optimal display legibility Bestin class power efficiency achieved by e Low power 5300 radar directly drives display thus eliminating display controller e Built in ambient light sensing and automatic brightness control e Ambient temperature compensation of the LED drive voltage High efficiency boost regulator for LED drive voltage gt When no traffic is present the radar automatically powers down display further reducing power consumption to only 0 1W Wide input supply voltage operation allows flexible power supply options ranging from 3 4 or 5 cell Lithium Ion packs to 6 or 12V Lead Acid batteries without sacrificing sign efficiency Built in rotary switch allows user to set cutoff and violator speed alerts in the field without connecting to a computer Whi
21. r larger trucks lorries and vehicles with inherently large radar cross section May vary with installation and road conditions Detection range specified is typical for speeds between 20kph and 88kph 12 to 55 mph It tapers off below and above this speed range At the low end of the speed range 2mph Skph the detection range is about 34 m 110 feet PNL10 is not recommended for roads with speeds above 90 kph 56 mph due to reduced range and tracking time Contact Houston Radar if a low speed operation down to 0 25 mph is required Page 17 of 21 Mechanical Outline Dimensions 0000000 9 o UC o 000000 00000500 Q Q o o EE 000000 0000000 000000009 16 406 4 Oo o 00000000 Rev 1 3 PCB Dimensions in inches mm Oo Oo vel ILL Houston Radar PNL10 User Manual 6 HOUSTON RADAR Appendix A Plastic Window Location and Size When Using Front Metal Mask If you chose to use a metal front mask with holes in the LED locations to allow the LED s to show through you must provide a plastic window for the radar beam to pass through Use the drawing below for the recommended location and size for the plastic window in your metal mask The cutout in the PCB in the center of the figure is the actual size and location of the integrated SS300 radar The dotted and dashed larger rectangle is the suggested window size The suggested w
22. red for that location Option one above allows the rotary switch to control all three cutoff speeds in a ganged manner or linked manner In the ganged mode the single rotary switch will simultaneously move the low speed cutoff violator speed limit and high speed cutoff speeds for the sign To configure this option Set the violator speed you would like when the rotary switch is in position 0 This determines the minimum value Then set the offset of the high speed cutoff above the violator speed and the offset of the low speed cutoff below the violator speed Finally set the speed increment each turn of the rotary switch represents The speed increment applies to all three speeds The total adjustment range is defined by the product of the maximum switch value 7 and configured increment Houston Radar PNL10 User Manual amp HOUSTON RADAR Now when you turn the rotary switch all three speeds will move together as programmed by the user in this configuration screen The Effective Radar Speed Limits box always shows simulated effective limits for the sign You can spin a virtual rotary switch in the Check limits box to test what these speed limits will be for any possible value of the actual rotary switch Please note that spinning this virtual rotary switch does not affect the actual sign To change the speed limits in the sign the actual rotary switch on the back of PNL10 needs to be adjusted The simulate
23. te LED strobe light and display flashing can be optionally activated to draw attention to speeding gt An expansion connector allows addition of a third digit or a fixed custom external message e g SLOW DOWN when speed violation is detected Built in radar is FCC approved with CE mark and available in 24 125GHz and 24 200GHz versions for worldwide deployment Page 4 of 21 INSTALLATION PNL10 is supplied in an open frame format It requires a weatherproof enclosure before it may be operated outdoors Direction Pointing The SS00 radar used in the PNL10 is directional in nature It may be configured to detect and measure the speed of incoming or outgoing traffic It then rejects traffic moving in the opposite direction Direction of detection is configured via a bit in the MO variable in the radar In the usual speed sign configuration the radar is set to measure and display speeds of incoming vehicles and is the default shipped from the factory To achieve optimal performance please follow a few simple rules PNL10 should be pointed into the direction of the oncoming traffic PNL10 should be placed along the size of the road to minimize the angle of the oncoming traffic to the sign o If it cannot be placed right along the side of the road it should be pointed at least 100 150 feet up the road into oncoming traffic The radar in the unit may pickup rotating fans compressor blades etc Avoid po
24. the back of the enclosure Do not mount the PNL10 using this center hole The center standoff should be mounted from the rear of the enclosure and clear through the PNL10 display PCB and stop at the front face This will allow any front face impact force to transfer to the rear metal wall of the sign enclosure The optimum material for the front window face is Lexan Polycarbonate plastic The optimum thickness of polycarbonate window sign face is half wavelength at 24 125Ghz or about 3 5 to 3 7mm thick a Commonly available 4 thick Lexan is not optimal and will reduce pickup range 3 16 thick Lexan is a better choice if the recommended thickness is not available For metric sizes 4mm thick Lexan is a reasonably good choice b Frosted anti glare plastic have been successfully used as well It does not matter which side into the sign or into the traffic the frosting faces and is left to your discretion Other plastic materials may be used as a front window but the optimum thickness will wary with the materials dielectric constant Please contact Houston Radar for details If you want to make a metal mask to hide the electronics on the PNL10 PCB with holes for the LEDs to pass through you must provide a plastic window for the radar microwave beam to pass through The location and size of this window is shown in Appendix A A dxf drawing to use as a template for the metal mask is available Please contact Houston Radar for the
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