Operating instructions Traffic detector VEK M2E-2
Contents
1. 6 03 06 FEIG ELECTRONIC GmbH Operating instructions VEK M2E 2 b Queue traffic b gt DIP switch 8 ON DIP switch 8 OFF LT LT pulse signal M permanent signal ST Vv Ba Y Relay 1 Relays 1 FF gt directional pulse gt permanent direction signal on u St gt permanent direction signal LY remains X Relay 1 De gt permanent direction signal remains Y a Relay 1 gt permanent direction signal Bo ae X Relay 1 Relay 1 FF gt directional pulse gt permanent direction signal on s Relay 1 gt permanent direction signal LY remains x Relay 1 ARS gt permanent direction signal A727 off FEIG ELECTRONIC GmbH 03 06 7 VEK M2E 2 Operating instructions c Vehicle rolling back Cs DIP switch 8 ON DIP switch 8 OFF LT LT pulse signal M permanent signal _ Vv Ba Y Relay 1 Relay 1 FF gt directional pulse gt permanent direction signal on y Relay 1 gt permanent direction signal LY off Y Relay 2 A gt directional pulse LY LY indicates vehicle is rolling back The evaluation of the direction signal in opposite direction of motion is done in the same way In case of a loop breach resp closing the system switches over to the presence detection mode for the time of the failure A permanent signal is now emitted by the relay of the intact loop channel as soon as the loop is occupied 2 5 Readjustment Reset The detector automatically carries out a loop frequency adjustment as soon as t2. Issue 02 03 06 as Bes m2e_UK doc 2 03 06 FEIG ELECTRONIC GmbH Operating instructions VEK M2E 2 Contents AO 1 112165 PESSRBUNEREVEREHIRENENENEEEEENENETENSUESETESEBENERLEERENESENEREBEENURERENESESESEREBERLSERENENESSSFSERLSEUNE 4 2 AdJUSIMIERTPossibiliiies ar nee eher een 5 a SISTEM A ee RO en OL 5 2 2 gt FrEQUENEY EP tei ectiiet mag AATE NA 5 PAS a 6110 LA OU RATE AE a toner rear ra re ner ee ale 5 2 4 Qufp tfunetion sreeee ee 6 2 4 1 Presence d lectionsnss nine 6 2 4 2 Directional detection 6 2 5 Readjustment Reset nis hota ne ain aie nn nn 8 3 Outputs and LED Gis play cco eee ha PER ie ee oi cent 9 3 1 Working principle of the relays 2 0 0 0 eeeeeceeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 9 3 2 Contact Conditions Of the relays ana 9 3 3 Eoop falra rosii een ee 9 34 Diagnose PING sanen A N A A Ra erie 10 8 5 bBED display any 10 3 6 Oulput 0Hlo0p freqleneyzs 2 ante 10 4 Technical data nn een een 11 5 Operating elements and connections nn 12 6 Housing dimensions naeh ideen 13 7 Installation and initiation EEE is ee een 13 8 Device Cafegarles are 14 8 1 Type VEK M2E 2 B iii 14 8 2 Type VEK M2E 2 Din ns nentrn rneer ee 14 8 3 Type VEK M2E 2 HE oe vcssicessasieniavivasinnierietnsorianircasiarinnie ee 15 9 Safety instructions za aa Sara aaa 17 FEIG ELECTRONIC GmbH 03 06 3 VEK M2E 2 Operating instructions 1 General The induction loop detector is a system used for in
3. Operating instructions Traffic detector VEK M2E 2 ELECTRONIC FEIG ELECTRONIC GmbH Lange StraBe 4 35781 Weilburg Lahn VEK M2E 2 Operating instructions Copyright 1998 by FEIG ELECTRONIC GmbH Lange StraBe 4 D 35781 Weilburg The indications made in these operating instructions may be altered without previous notice With the edition of these instructions all previous editions become void Composition of the information given in this manual has been done to the best of our knowledge FEIG ELECTRONIC does not guarantee the correctness of the details given in these instructions and may not be held liable for damages ensuing from incorrect installation Since despite all our efforts errors may not be completely avoided we are always grateful for your useful tips The installation instructions given in this manual are based on advantageous boundary conditions FEIG ELECTRONIC does not give any guarantee promise for perfect function of the appliance in a cross surrounding Copy or reproduction of these instructions even if only partial as well as translation into other languages is forbidden unless a written consent has been granted by FEIG ELECTRONIC This also applies to the complete or partial storage of these operating instructions on modern input and output media for further processing in data processing systems Please read the operating and safety instructions thoroughly before putting the appliance into operation
4. 1 2 3 4 5 6 7 8 Schleifenzustand Schleifenkontrolle Kanal 1 Schleifenzustand Schleifenkontrolle Kanal 2 Schalter Arbeits Ruhestromprinzip Kanal 1 Schalter Arbeits Ruhestromprinzip Kanal 2 14 03 06 FEIG ELECTRONIC GmbH Operating instructions VEK M2E 2 Relay locking only for tyoe VEK M2E 2 D Relay locking is activated as soon as DIP switch 7is in ON position In this mode presence is indicated by the relay of the loop which has been occupied first The signal output of the other channel remains locked until both loops have been crossed or the time out has expired ea Output function Relay locking Time out only for type VEK M2E 2 D The time out is selected in the output mode relay locking with the help of DIP switch 8 In case of presence detection it can be used to choose the signal output for channel 2 DIP switch Output function 8 Presence detection Relay locking presence on loop for both channels for both channels 8 3 Type VEK M2E 2 E Directional logic tyoe VEK M2E 2 E a single vehicle is DIP switch 8 ON DIP switch 8 OFF LT LT pulse signal SL permanent signal 1 Vv Ba Vv GE Relay 1 gt permanent direction signal on Vv DE Relay 1 Relay 1 gt directional pulse gt permanent direction signal remains Vv es Relay 1 LY L S gt permanent direction signal off FEIG ELECTRONIC GmbH 03 06 15 VEK M2E 2 Operating instructions Evaluation of the directi
5. dition Off off Reset or Lack of supply voltage Fahes off Adjustment flashes after adjustment Loop frequency output On off Detector ready loop free Detector ready loop occupied after temporary failure after temporary failure 3 6 Loop frequency output After the detector has been readjusted the loop frequency is indicated by flash signals of the green LED Approx 1s after the successful readjustment the output starts with the 10KHz position of the frequency value The green LED of the detector channel will flash 1 time per 10kHz loop frequency After a 1s break the 1kHz position will be indicated in the same way In case that the units digit has the valency 0 10 flash signals will be emitted The duration of the flash signals of the 1kHz position is a little shorter than the one of the 10KHz position Example of a 57kKHz loop frequency Zehner Einer CTIT LIE LIL 1s UUUUUUU gt 5x 10kHz 7x 1kHz entspricht 57kHz If both channels are adjusted at the same time the frequency of channel 1 is indicated before channel 2 10 03 06 FEIG ELECTRONIC GmbH Operating instructions 4 Technical data Structural shape of housing Protective system Supply voltage Power consumption Protection class Admissible working temperature Storing temperature Air moisture Loop inductivity Frequency range Responsiveness Holding time Loop supply line Loop resistance Relay Duration of signal
6. ductive vehicle detection Range of application e Barrier controls e Door and gate controls e Parking and traffic engineering Characteristic features evaluation of two loops galvanic separation of loop and detector electronics automatic system adjustment directly after switch on continuous rebalancing of frequency drifts in order to avoid environmental influences suitable for individual job control no influence on loop 1 and loop 2 through multiplexing sensitivity adjustment independent of loop inductivity occupied signal emitted by LED display potential free relay contacts as outputs Relay triggering may be converted from static current to operating current principle by switch operation e loop breach or loop closing message via LED signal e indication of occurred and eliminated loop failures e indication of base frequency by flash signals of the green LED e diagnosis by external diagnostic device e 11 pole circular connector Possibilities of adjustment two frequency levels to be used by both channels four sensitivity levels per channel Holding time 5 minutes or infinite for both channels presence or directional detection permanent or pulse signal for relay channel 2 permanent direction signal or pulse direction signal Structural shape e Housing 76x38x71mm HxWxL with 11 pole circular connector RAL 5005 e 2 boards 72x65mm each For planning and installation of induction loops please refer to our ma
7. e intended by the manufacturer The operating instructions have to be handed out to every user and kept in an easily accessible place Unacceptable changes as well as the use of spare parts and special features which are not sold or recommended by the manufacturer may cause fire electric shocks and injuries Therefore such measures lead to nonliability of the manufacturer and a lapse of all warranty claims The appliance is subject to the manufacturer s guarantee regulations in the version valid at the time of purchase We cannot be held liable for improper or faulty manual or automatic adjustment of parameters resp improper use of the appliance Repair work may only be carried out by the manufacturer Installation initiation maintenance measuring and adjustment of the traffic detector should only be carried out by electricians with a good knowledge of the rules for prevention of accidents When handling appliances that get in contact with electricity the valid VDE regulations have to be observed In particular these are VDE 0100 VDE 0550 0551 VDE 0700 VDE 0711 VDE 0860 VDE 0105 as well as the rules for the prevention of accidents and fire VBG4 e If an operation display goes out this is not a proof that the appliance is disconnected from the mains and idle All labour that is carried out on the appliance as well as its initiation has to conform to the national as well as the local electric regulations The
8. he power supply is switched on In case of a short term voltage loss lt 0 3s no readjustment will be carried out conditions remain stored A readjustment may be triggered manually by pressing the reset key If the loop frequency is stable the adjustment time is approx 1s If the loop is occupied during this adjustment phase the adjustment time will be extended accordingly In case that the loop is permanently occupied during the adjustment process the detector will be readjusted as soon as the vehicle has left the loop Due to this the following vehicles will again be detected Longer adjustment times hint to an unstable loop frequency The loop detector system has to be checked with regard to possible interferences 8 03 06 FEIG ELECTRONIC GmbH Operating instructions VEK M2E 2 3 Outputs and LED displa 3 1 Working principle of the relays The detector has a potential free relay contact at each output The static current or operating current principle may be selected for each channel with the help of a slide switch Switch Position Working principle 1 LI Static current principle 2 C m right Relay coil falls off during signal output HO Operating current principle Relay coil attracts during signal output 3 2 Contact conditions of the relays For device categories please refer to chapter 8 The following chart illustrates the relay s condition depending on the selected relay working principle and the de
9. ndlichkeit Kanal 2 Frequenz low high Z Haltezeit 5min unendlich TT Richtungslogik aus ein Dauersignal Impulssignal Schleifenzustand Schleifenkontrolle Kanal 1 Schleifenzustand Schleifenkontrolle Kanal 2 Schalter Arbeits Ruhestromprinzip Kanal 1 Schalter Arbeits Ruhestromprinzip Kanal 2 Contact assignment 11 pole connector plug see also device categories chapter 8 230V L 50 60Hz N Notice Relay contacts are pictured in idle condition Mixed operation of extra low and low voltage at the relays is not admitted e g 24VDC at relay 1 and 230VAC at relay 2 The durability of the relay contacts is increased by external parallel connected RC modules e g 100Ohm 10nF Es en Bees 2 Oc 12 03 06 FEIG ELECTRONIC GmbH Operating instructions VEK M2E 2 6 Housing dimensions Dimensioned drawing 7 y f i f f SH Installation and initiation Mixed operation of extra low low voltage at the relays is not admitted e g 24VDC at relay 1 and 230V AC at relay 2 The isolation of the connection cables has to be suitable for 230V In order to set the loop detector system into operation the adjustments presence detection DIP switch 7 OFF and permanent signal DIP switch 8 OFF should be selected at detector VEK M2E The perfect functioning of detector and relay outputs may be checked by seizing the loops After having pas
10. nual vehicle detection with the induction loop detector 4 03 06 FEIG ELECTRONIC GmbH Operating instructions VEK M2E 2 2 Adjustment possibilities 2 1 Sensitivity By adjusting the sensitivity for each channel we determine which change of inductivity a vehicle has to cause in order to set the detector s output Sensitivity adjustment is done separately for each channel in 4 levels and according to the dual system with 2 DIP switches Adjustment for channel 1 is done with D P switches Tand2 and for channel 2 with DIP switches 3 and 4 ae Channel 1 Channel 2 Sensitivity level pip switch 1 2 DIP switch 3 4 1 low 0 64 Af f 1a OFF OFF OFF OFF 2 IL IL 0 16 af f EI on orr Ol ON OFF IL OFF on MO OFF ON 4 high 0 01 Af f ON ON HI ON ON 2 2 Frequency The detector s working frequency may be selected in two common levels to be used for both channels The admissible frequency range is 30kHz to 130kHz The frequency depends on the loop geometry number of turns loop supply line and the chosen switch position One common frequency may be adjusted for both channels with D P switch 5 2 3 Holding time The common holding time for both channels may be adjusted with D P switch 6 Holding time DIP switch position 6 After the holding time has expired the loop free signal is indicated and the loops will be automatically readjusted The holding time of a detector channel starts with the as
11. on signal in the opposite direction is done in the same way In case of a loop break resp closing the system switches to the presence detection mode for the time of by the relay of the failure A soon as the loop is occupied a permanent signal will be emitted the intact loop channel Contact assignment type VEK M2E 2 E 230V 50 60Hz F e 2 DOC uni N 2 Notice Relay contacts are pictured in idle condition No mixed operation of low and extra low voltage at the relays e g 24VDC at relay 1 and 230VAC at relay 2 The durability of the relay contacts may be increased by external parallel connected RC modules e g 100Ohm 10nF Contact conditions tyoe VEK M2E 2 E Dam ie Channel 1 a Channel 2 Detector condition IL m i mM oL J7 Loop is occupied Loop failure l I we Ey 8 8 Es I I o4 I7 Voltage off a TC EL In case of presence detection an inverted signal is emitted for this ee condition at channel 1 Some important hints regarding type VEK M2E 2 E e No indication of the loop frequency by flash signals of the green LED e Incase of a loop failure the green LED of the disturbed channel will flash in short intervals e In presence detection position the red LED will light up during a loop failure or readjustme nt of channel 1 03 06 FEIG ELECTRONIC GmbH Operating instructions VEK M2E 2 9 Safety instructions The device may only be used for the purpos
12. pulse time Cycle time Reaction time Limit speed for presence detection Directional detection Diagnosis Connection CE relevant standards Other standards FEIG ELECTRONIC GmbH VEK M2E 2 76 x 38 x 71 mm HxBxL Ral 5005 with 11 pole circular connector IP 40 230V 10 15 50 60Hz transformer is short circuit proof acc to VDE 0551 max 3 VA Il 20 C to 70 C 40 C to 70 C lt 95 non thawing 20 700 uH 30 130 kHz in 2 common levels for both channels 0 01 to 0 65 Af f in 4 levels per channel 0 02 to 1 3 AL L 5 min or infinite for both channels lt 250 m lt 20 Ohm incl supply line Break contact make contact for type E 250V AC 4A 1000 VA resistive load AC Minimum contact load 0 25mW 10mV 1mA Operating static current principle may be selected with switch Testing voltage coil contact 4000V AC Contact contact 1000V AC gt 200 ms 80 ms 160 ms 100 km h 90 km h at a loop head distance of 2m 45 km h at a loop head distance of 1m 10 pole diagnostic socket for VEK FG2 11 pole circular connector prEN 50082 2 Nov 1994 resistance to jamming Industrial buildings EN 50081 1 March 1993 interference output domestic buildings EN 61010 1 March 1994 low tension guideline excess voltage category Il pollution level 2 03 06 11 VEK M2E 2 Operating instructions 5 Operating elements and connections Front view _ Empfindlichkeit Kanal 1 _ Empfi
13. sed the test successfully you may switch over to directional detection resp pulse signal output When selecting the frequency level please keep a frequency distance of approx 15 kHz to the loop frequency of a neighbouring detector The sensitivity level should only be chosen as high as necessary It has to be adjusted to the loop geometry and to the object to be detected The device is intended for installation in a switch cabinet The switch cabinet has to have a continuous base isolation Installation of this device outside a switch cabinet like housing is not admitted FEIG ELECTRONIC GmbH 03 06 13 VEK M2E 2 Operating instructions 8 Device categories In the following we will deal with the differences between the various types in comparison to standard model VEK M2E 2 A 8 1 Type VEK M2E 2 B Contact assignment type VEK M2E 2 B 230V L An 50 60Hz N NONE PE Relay contacts are pictured in idle condition No mixed operation of extra low and low voltage at the relays e g 24VDC at relay 1 and 230VAC at relay 2 1 2 9 e The durability of the relay contacts may be increased by 7 8 external parallel connected RC modules e g 1000hm 10nF 8 2 Type VEK M2E 2 D Front view of tyoe VEK M2E 2 D _ Empfindlichkeit Kanal 1 _I Empfindlichkeit Kanal 2 Frequenz low high Haltezeit 5min unendlich Relaisverriegelung aus ein Dauer Impulssignal Sperrzeit 10s 5s HOOUU00H
14. signment of the respective loop FEIG ELECTRONIC GmbH 03 06 5 VEK M2E 2 Operating instructions 2 4 Output function 2 4 1 Presence detection For the presence detection mode you have to put DIP switch 7 in OFF position The output signal for the relay at channel 2 is selected with the help of DIP switch 8 while a permanent signal is emitted at relay 1 for channel 1 Output signal DIP switch position channel 2 relay 2 8 1 OFF Pulse when vehicle leaves L ON loop 2 2 4 2 Directional detection not for all types see 8 Device categories If DIP switch 7 is ON two directional logics will be supported in dependence on D P switch 8 The directional pulse is mainly used in counting devices whereas the permanent direction signal is used for requests in gate and barrier control units In the following we will explain the function of the directional logic taking loops 1 and 2 with direction of motion 1 gt 2 as an example The direction signal is emitted by the relay of the loop that the vehicle crosses first This means that the signal will be indicated by relay 1 if the direction of motion is 122 a Single vehicle a DIP switch 8 ON DIP switch 8 OFF LT LT pulse signal SL permanent signal N oe Vv Ba Vv GE Relay 1 Relay 1 gt directional pulse gt permanent direction signal on DE Relay 1 gt permanent direction signal remains Relay 1 LY LY gt permanent direction signal off
15. tector condition Detector condition p p UU Loop is free 3 3 Loop failure In case of a loop failure the relay of the disturbed channel changes into the loop is occupied condition The green LED goes out The red LED lights up After the fault has been eliminated the detector channel keeps on working independently The green LED pulsates now in order to hint to the fault which has occurred and already been eliminated This fault indicator is restored by pressing the reset key FEIG ELECTRONIC GmbH 03 06 9 VEK M2E 2 Operating instructions 3 4 Diagnostic plug For an optimum adjustment of the detector please connect diagnostic device VEK FG2 Diagnostic device VEK FG2 indicates all relevant data for initiation and service It provides information on the loop detector system so that we may then optimise the adjustments as well as localise the cause for malfunctions For further information please refer to the operating instructions of diagnostic device VEK FG2 Warning please only plug in the diagnostic cable when the detector is idle 3 5 LED display The green LED indicates that the detector channel is ready for operation and sends out important hints regarding initiation of the detector failure adjustment frequency output via flash signals The red LED indicates activation of the relay output in dependence on the availability condition of the loop Green LED Red LED Detector condition Loop control Loop con
16. user has to make sure that the appliance is installed and operated according to the technical rules of the country of installation as well as other regional regulations Cable dimensions protection grounding disconnection insulation control and excess current protection should be especially considered Mixed operation of low and extra low voltage at the two relay outputs is not admitted The isolation of all connecting cables to the 11 pole circular connector has to be suitable for 230V The circular connector conforms to the base isolation The diagnostic cable of the diagnostic unit VEK FG2 as well as the cover of the diagnostic socket should only be plugged in resp removed if the traffic detector is idle As soon as the diagnostic procedure is terminated the cover has to be put back into place According to machine directive 89 392 EWG appendix IV the appliance must not be used as a Safety component Systems with a high danger potential need additional safety contrivances FEIG ELECTRONIC GmbH 03 06 17 VEK M2E 2 Operating instructions Notes 18 03 06 FEIG ELECTRONIC GmbH
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