User Manual - Traffic Tech
Contents
1. RESETO N Fig 3 1 PD134TLC Controller Housing detail Page 2 of 12 Rev 03 Controller 2 3 Tactile switch pad interface The Switch Pad is connected to controller by means of a supplied cable with an interface at the switch pad end This cable is factory supplied at 3 metre lengths The controller should normally be mounted close to the switch pad 020090305715 The connecting cable can be extended to a maximum length a S 5 W an un aR of 50 metres using 8core Cat 5 cable or similar rt te a4 4 4 Fig 3 2 Tactile Mat Interface 3 Operating Modes Rev 03 To accommodate the numerous application requirements this versatile unit may be configured to operate in a number of unique detection modes The available detection options include e Vehicle and Pedestrian presence detection with optional tactile delay timing e Discrimination between Vehicle and Pedestrian actuation in mixed traffic areas with optional tactile delay timing e Vehicle Direction detection with a combined loop tactile sensor e Bicycle Direction detection with discrimination against motor vehicles and Pedestrians in mixed traffic areas with optional tactile delay timing e Pedestrian Bicycle Direction detection with optional delay timeout 3 1 Presence Mode Loop optional In this mode the controller provides two separate presence outputs One of these is dedicated to the2. 3 3 Vehicle Directional Mode In this mode the switch pad is provided with an optional detection loop coil that senses the metal content of the vehicle above the switch pad The loop detector output and the tactile sensors are used to determine a vehicle presence and the direction of the vehicle An output is provided on the appropriate direction output of the controller This output is immediate when the vehicle arrives and remains on for the duration of the vehicle presence Any delay timings selected are not functional in this mode In this mode any actuation of the switch pad by pedestrian movements are ignored The intended application for this mode is for monitoring vehicle movements where directional information is required 3 4 Tactile Direction mode optional tactile disable In this mode the controller will analyse the direction of a vehicle traversing the switch pad and provide an output based on the direction determined When the passage of a wheel is sensed the switch pad immediately activates the appropriate direction output subject to delay timing settings Such output remains constant while the pressure of the wheel remains on the sensor Optionally an inductive loop may be installed to disable the tactile outputs when the metal of a vehicle is sensed over the loop With suitable loop configuration and sensitivity setting the loop will detect a vehicle and not a bicycle Mostly pedestrian movements over the sens
3. has a default extend setting as described in Section 2 1 This delay operates ONLY on the Switch Pad tactile outputs and is inoperative on any loop controlled outputs The delay selected by switches No 5 and 6 on the front of the enclosure and 1s as follows SW6 SW5 Off Off Delay option off Extend option off On Off Delay 2 seconds Extend 4 seconds Off On Delay 4 seconds Extend 4 seconds On On Delay 6 seconds Extend 4 seconds 4 1 4 Vehicle Detector Switch Settings The vehicle detection loop is optionally embedded in the Switch Pad If a loop is not connected Switches 1 4 should remain off as described in Section 3 2 4 1 5 Sensitivity The sensitivity of the detector allows the detector to be selective as to the change of inductance necessary to produce a loop vehicle detection There are four sensitivity selections and are set as follows SW4 SW3 Off Off High On Off Medium High Off On Medium Low On On Low Med Low and Low sensitivity settings will generally ignore bicycles high setting may be prone to ambient electrical noise on some sites 4 1 6 Frequency The frequency switches are the lower two switches numbered 1 and 2 There are four frequency selections and are set out as follows SW2 SWI Off Off High On Off Medium High Off On Medium Low On On Low The frequency switches allows the operating frequency of the loop to be shifted higher or lower depending on the switch position The ac
4. tactile switches in the switch pad that respond to pressure The second output becomes functional if an optional detection loop coil is embedded in the switch pad This detection loop coil vehicle detector senses the metal content of a vehicle above the switch pad The tactile output provides a presence output while a vehicle wheel or pedestrian is standing on the switch pad This output may be immediate when the pressure is applied or delayed by switch settings on the controller This output is constant for the duration of the pressure applied to the switch pad The delay settings provided are 2 seconds 4 seconds and 6 seconds When this delay is selected the tactile output only occurs after the delay period Therefore there will be no output when pedestrians or vehicles pass over the sensor and do not remain there for the duration of the delay period When a delay is selected there is also a default time extension of 4 seconds This means once the actuation is removed after the delay period has expired the output will remain on for a further 4 seconds If pressure is reapplied again before the 4 second period has expired the output will remain on constantly The optional vehicle detector output is immediate when a vehicle is present and is constant for the duration of the vehicle presence The vehicle detector output is unaffected by any delay settings Page 3 of 12 Rev 03 Controller The intended application for this mode is
5. that the pad is being installed on is asphalt then the pad can be ordered with a Butyl adhesive already applied to the underside of the pad If this is the case the surface should be primed with a butyl adhesive primer or similar then simply peel off the backing paper and stick the pad down TO REQUEST GREEN I WAIT ON BIKE PAD 2 lt wz x gt f Page 11 of 12 Rev 03 Controller 6 Fault finding information 6 1 Tactile interface HARNESS Controller WIRE COLOUR PIN FUNCTION VOLTAGE Red 1 Power Supply 12 24V AC DC 45 65Hz Black 2 Power Supply 0 2A Max White Brown Green 9 Tactile Mat Ground E E EET Ca ERN Orange Brown 10 Tactile Mat Power ve Green 11 Tactile Mal 4 2volts DC Communication N A N A Sensor pins 11 tE 3 29 V DC N A N A Sensor pins 12 OV DC Voltages measured between Ov tactile mat ground Pin 9 and specified pin Current drawn on ve power lead 13 0m a all tests with controller connected to the interface chip Voltages measured between Ov tactile mat ground Pin 9 and specified pin when not connected to tactile mat Page 12 of 12 Rev 03 Controller
6. without the optional vehicle loop and is for passive pedestrian detection at signalised pedestrian crossings 3 2 Presence Mode Tactile Disable switch The loop detector output of the controller provides a presence output while a vehicle is present over the loop coil This output is immediate when the vehicle arrives and remains on for the duration of the vehicle presence Any timing functions selected to not apply for the loop detector output There is a Tactile Disable switch setting applicable to this mode With this switch enabled the second pedestrian output operates as described in the Presence Mode above with the important exception that a vehicle presence disables the tactile output Therefore the tactile output positively identifies a pedestrian presence in the absence of a vehicle over the sensor The intended application for this mode is for monitoring pedestrian and traffic movements on a traffic ramp or similar area providing alarms to drivers or pedestrians of traffic pedestrian movements It is also ideal for the detection of bicycles that are stopped in a bike lane that is directly adjacent to a vehicle lane In this situation the tactile provides an output in the presence of a bicycle but without the presence of a vehicle A Bicycle is identified because with the absence of a vehicle presence to disable the tactile output it can be assumed that the tactile has been activated by a bicycle
7. De TECH T Civil Engineering amp Traffic Technology gt User Manual 1 Introduction The Tactile Loop Controller has been designed to provide specific logic outputs from a patented EzyLoop Systems tactile Surface Mounted Switch Pad intended primarily for pedestrian detection The Controller and switch pad provide a pressure activated electronic method of detection that provides both passive presence detection and directional detection of pedestrians and vehicles The Switch Pad may also incorporate an inductive loop for conventional vehicle detection Due to a combination of vehicle and pedestrian detection capabilities the tactile loop controller and Switch Pad can be used in a number of applications in low speed low volume car park traffic and pedestrian control applications as follows a Vehicle Detection by means of the pressure actuation due to the vehicle wheels on the tactile sensor OR by use of the optional built in inductive loop OR a combination of both b Pedestrian Detection by pressure actuation The controller is capable of providing timing functions delay of the pedestrian actuation c Direction of movement detection in analysing the movements over the Switch Pad to direction in both vehicle and pedestrian modes Rev 03 Controller 2 Hardware detail 2 1 Switch Pad EzyLoops Systems Surface Mounted Pedestrian Activated Switch Pads are pre formed and encaps
8. Ordering information Tactile Mat Controller and Interface for Pedestrian applications no loop Part Number 301ND0220 Includes PD134TLC Controller Switch pad interface with 3 metre cable and screw terminal wiring base Tactile Mat Controller and Interface for Vehicle applications tactile sensor must have imbedded loop Part Number 301ND0221 Includes PD134TLC Controller Switch pad interface with 3 metre cable and screw terminal wiring base po Zand Relay2 S and 8 LooporChoke Green Cable Tactile MatGround fosure to Light ontroller 7 amp 8 oop Choke for PSP only Relay 2 384 Out Contact losure for Opp Direction Figure 5 3 Pedestrian Switch Pad Controller Base Page 9 of 12 Rev 03 Controller 5 5 Switch Pad Installation 5 5 1 Pedestrian Crossing application Pedestrian actuated signal devices are part of many traffic signals and require the user to push a button in order to activate a walk signal indicator and initiate a WALK interval Use of pushbuttons may also lengthen a WALK interval to provide adequate crossing time Without a supplemental passive pedestrian detection device there is no guarantee that the signals will activate or lengthen a walk interval when necessary The Pedestrian Activated Detection Pads are designed to be placed in situations where pedestrian interaction with a pushbutton is known to be periodic or where there are high volumes of disabled pedestrians that may
9. crossings Directional outputs are provided to signal the intended direction of bicycles and pedestrians arriving at the sensor 4 Operating Instructions 4 1 Switch Setting Selections The faceplate switch settings allow the configuration of the operating mode of the controller the time delay settings for the tactile outputs and the inductive loop settings when the optional detection loop coil is imbedded in the sensor 4 1 1 Default switch settings All of the 8 switches on the faceplate Mode switch should initially be set to the OFF position This is the situation where all switches are set to the right hand side as indicated in Fig 4 1 ON Q OUTPUT OUTPUT DELAY m SENS ZO FREQ m RESET Fig 4 1 Faceplate Details Page 5 of 12 Rev 03 Controller 4 1 2 Output Selection One of the 4 operating modes must be selected according to the application These modes and their applications are described in Section 3 The mode of output is selected by switches No 7 and 8 on the front of the enclosure and 1s as follows SW8 SW7 Off Off Presence Mode optional loop connected On Off Loop Vehicle Directional Mode loop must be connected Off On Tactile Vehicle Directional Mode loop optional On On Tactile Pedestrian Directional Mode no loop required 4 1 3 Delay Selection The Tactile Presence Outputs are normally immediate but can be delayed by switch settings Each Delay setting
10. find it difficult to locate and or reach the button to initiate or lengthen a walk interval 5 5 2 Pad installation Installation of the surface mounted pedestrian pad is by way of a single part adhesive SEKA FLEX UV Once the location of the pad has been determined mark out around the pad with masking tape Cut a channel from the Feeder cable exit point of the pad to the nearest PJ Box Then drill a hole down into the box Apply the adhesive to the underside of the pad and place it in position Seal the lead wire channel and then finish connection in the junction box PDP installed at Mib block Crossing Near to kerb 1200mm wide PDP pad installed A 600mm fron face of kerb Page 10 of 12 Rev 03 Controller 5 5 3 Bicycle Detection Application The Bicycle Switch Pad BSP is only 5mm thick Constructed of heavy duty non corrosive materials with a non slip surface The switch pad is simply adhered to the surface of an existing bike lane or path approaching a road crossing on intersection This patented Bicycle Switch Pad BSP 1200 has been designed to be an alternative to a call button as well as being able to cancel a call if vacated Each button or rows of buttons on the switch pad can be individually activated so that both presence and direction can be determined The installation of the Bicycle pad is the same as with the pedestrian pad described above As with the pedestrian pad if the surface
11. ic On 3 row wheel logic Wheel detection is determined by operation of a number of tactile rows The 3 row logic is less secure but necessary with some bicycle tactile mat designs 4 2 Front Panel Indicators 4 2 1 Power Indicator The Power Red LED will glow permanently to indicate that the unit is functional The red LED also serves as an optical interface to the DU100 Diagnostic Unit 4 2 2 Status Indicator The STATUS green LED will normally be off once the unit is functional The green LED will also glow whenever a vehicle is detected passing over the inductive loop or when pressure is applied to the tactile mat The green LED will also indicate the vehicle loop tuning and fault conditions as follows 1 Detector Tuning While the detector is tuning the presence LED Green will be on It will extinguish when the system is tuned The green LED will flash at a rate of 1 Hz after tuning This is used to indicate the frequency of the loop to the user Every flash of the LED is equivalent to 10 kHz It will stop when the operating frequency is reached This operation is also performed whenever the reset button is depressed 2 Loop Sensor Faults If a fault occurs with the loop the green LED will come on and flash off at the rate of 2Hz indicating the fault If the fault is self healing the detector will recommence operation However the LED will remain on but will go off for brief intervals in periods of undetect indicating tha
12. or will be ignored The main application for this mode is for monitoring vehicle car bicycle movements where vehicle direction determines the action to be taken and pedestrians are ignored Page 4 of 12 Rev 03 Controller 3 5 Pedestrian Direction mode no loop In this mode the controller attempts to analyse the direction of a bicycle or person traversing the switch pad and provide an output based on the direction determined If the passage of a wheel bicycle is sensed the switch pad immediately activates the appropriate direction output Such output remains constant while the pressure of the wheel remains on the sensor Where a wheel presence is not detected the controller assumes the actuation is due to pedestrian movements on the switch pad In this case the direction can only be determined when the pedestrian moves off the switch pad At this time a brief output pulse is provided on the appropriate direction output once the sensor is completely de activated The delay feature can be used in this mode to provide an override output if an actuation persists for the delay period without direction being determined In this case the signal is provided on both direction outputs Note that further outputs will only occur once the switch pad has been completely vacated between events The intended application for this mode is without the optional vehicle loop and is for passive pedestrian detection at signalised pedestrian
13. t a fault has occurred This fault memory condition can be restored by removing the power or by depressing the reset button Page 7 of 12 Rev 03 Controller Installation 5 1 Tactile Controller installation we 780 301FPO101 00 OUTPUT MODE OUTPUT l ON oss gt DELAY SENS FREQ RESET 32 A od Figure 5 1 PD134TLC Controller Housing detail 5 2 Tactile Controller wiring detail 11 Pin connector wiring for the PD134TLC 301F T0041 WIRING HARNESS PIN FUNCTION WIRE COLOUR Red l Power Supply 12 24V AC DC 45 65Hz Black 2 Power Supply 0 2A Max Grey 3 N O Relay 2 Contact 2 Amp and 240V ac max Violet 4 Common Relay 2 Contact Yellow 5 N O Relay 1 Contact 2 Amp and 240V ac max Brown 6 Common Relay 1 Contact White Blue 7 Loop Twist this pair Blue 8 Loop Or Loop Choke White Brown Green a Tactile Mat Ground Connect switch pad Orange Red 10 Tactile Mat Power interface here see Fig Blue ils Tactile Mat Communication 5 3 5 3 Switch Pad Interface detail Switch Pad interface cable connection to the PD134TLC Order number 301FT0218 to be used with loop Order number 301FT0218 A to be used without loop Page 8 of 12 Cable From Interface Chip Rev 03 Controller m s CG HEE BOA SAA DAL E Switch Pad Common Red 2 Switch Pad 3 Detection Rows Figure 5 2 Switch Pad Interface 5 4 1
14. tual frequency of the loop is mainly determined by the loop size and the setting of the switch simply causes a small change in this frequency Page 6 of 12 Rev 03 Controller Where more than one detector is used the detectors must be set up to ensure that there is no cross talk interference between the detectors This can be achieved by ensuring that the loops of the two detectors are spaced sufficiently apart approximately 2 metres between adjacent edges and also ensuring that the detectors are set to different frequencies As a general rule the detector connected to the inductive loop with the greatest inductance should be set to operate at the lowest frequency Loop inductance increases as loop size number of turns in the loop and feeder length increases 4 1 7 Reset Switch The detector automatically tunes to the inductive loops connected to it when power is applied whether on initial installation or after any break in the power supply Should it be necessary to retune the detector as may be required after the changing of any switch selections momentary operation of the RESET switch will initiate the automatic tuning cycle On power up the controller checks all tactiles in the Switch Pad and excludes any faulty lines The reset switch does not initiate a re check of the Switch Pad recycle the power to achieve this 4 1 8 Internal Switch settings SW9 Off No Tactile Disable On Tactile Disabled by loop signal Off 6 row wheel log
15. ulated in a protective non slip tactile surface mat so that they may be laid onto the surface of a pavement as a single unit Pad construction Heavy duty extruded rubber mat which encapsulates the electronic switches with a UV resistant slip resistant tactile mat surface The standard sized mat is 800mm wide by 1400mm long Total Thickness Thickness of Weight Per Tensile Flexural Hardness Thermal not incl Lip Unit Strength Strength Rockwell Expansion buttons 4 5mm 1 5mm 8 0 to 10kg 15 Mpa 110 Mpa R77 7 5 nominal nominal nominal Optional sizes through to 1400mm wide by 2400mm long Electrical details Max Operating Voltage 24 V DC Operating Current Min 50 micro amps to 20 milli amps Max Resistive Feeder cable Min 3 core x 0 75mm2 multi strand insulated cable 2 2 PD134TLC Controller The PD134TLC 301FT0217 detector is designed to be shelf or DIN rail mounted with the controls and visual indicators at the front and wiring at the rear of the enclosure The power loop and relay outputs are all connected to the single 11 pin plug which is mounted at the rear of the enclosure This unit interfaces to tactile mat via the Tactile Mat Interface the 301FT0218 which connects via the 11 pin plug Front 39 5 _ Back 41 0 gt q _ 780 gt g mm j 301FP0101 00 ON OUTPUT MOE OUTPUT fr N DELAY fe af SENS E 9 FREQ ac i
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