User manual MRU 688x - Balogh technical center
Contents
1. This type of mount only allows a vertical tilt adjustment from 5 upwards to 45 downwards Note by rotating the bracket 90 wings are horizontal horizontal rotation becomes possible 9 25 UM MRU688x 1 0 EN 2 2 2 MOUNTING WITH WALL BRACKET This bracket provided in the kit has 4 mounting holes whose locations are identical to those of the tilt bracket Mounting onto the wall is identical 40 0mm 40 0mm The tilt bracket is attached to the wall bracket with the 2 metallic hose clamps provided This type of mount allows both horizontal and vertical rotation LPR303x tilt bracket hose camp wall bracket wallLPRS03x_ tilt bracket wall bracket wall bw side view top view The tilt angle can range from 5 upwards to 45 downwards With the reader pointing 45 downwards and mounted on a wall the maximum horizontal rotation is roughly 30 When there is no tilt the horizontal rotation can reach 50 on either side 10 25 UM MRU688x 1 0 EN 2 3 POSITIONING OF READER The directivity of the reader s antenna is a symmetrical 70 x 70 Side view Top view ATTENTION MRU6883 H amp V models dispose of a linear polarisation antenna Reader s polarisation is to be on the same axis than tag installation H horizontal V vertical not respecting this can cause a leak of performance Position the reader so that it points to the zone where the tags are likely to be Maxim2. age ail ait Be p N 1 ei d We dh 7 ae 4 Approx 30 45 We E i towards ground 4 Theoretical identification zone o Reader The reader should be positioned so that the angle is between about 30 and 45 degrees down towards the vehicle Se Approx 30 angle towards vehicle position it s inclined between 30 to 45 degrees for an optimal alignment with the reader 2 Theoretical identification zone 3 Reader The reader should be positioned so that the pointing direction is about less than 30 degrees toward the vehicle direction The diagram above shows the best reader tag orientation In particular it avoids unwanted identifications in front of but far from the reader For best results the tag surface and the reader surface should be parallel and readers polarization axis should be same than tag s orientation In this case the tag reflects the maximum of the received signal When a tag is fixed to the vehicle windscreen be aware of the presence of metalized areas for heat reflection which can degrade or prevent tag identification Contact BALOGH for recommendations on best practices for tag positioning re The tag fastened on the windscreen respecting the antenna polarization axis In that 12 25 UM MRU688x 1 0 EN 2 3 2 INSTALLATION EXAMPLE LATERAL IDENTIFICATION 1 we vs _ PA Vehicle roof 4m max Theoretical identification zone o Reader The reader should be posit
3. at a high level at rest and active low the reverse is true for the signal This is the case for this reader If however the differential signals are generated by a converter from an RS 232 interface then the line can be at a low level at rest and active high In this case the signals must be inverted Connection of GND For an RS 232 link the GND of each equipment must be at the same potential Consequently the signal GND pin 5 on the connector must be connected to the GND of the host equipment For a differential link this GND connection is not absolutely necessary but often recommended 20 25 UM MRU688x 1 0 EN 3 4 CONNECTOR N 4 USB Models MRU688x RS and MRU688x ETH are equipped with different serial data interfaces respectively USB RS and USB RS ETHERNET These cannot operate simultaneously only one at a time can be used Selection is done automatically when cables are connected according to the following priority USB gt RS or USB gt ETHERNET gt RS The USB interface has priority over the Ethernet or RS interface so the USB cable must be removed in order to use the Ethernet or RS interface Similarly the Ethernet interface has priority over the RS interface so the Ethernet cable must be removed in order to use the RS interface Reader M12 plug A coding female 8 pins V USB 5V DATA USB DATA r Do not connect 8 Do not conne COR USB M12M8P Pre assembly USB cable 1 8m len
4. host or automatically at each tag identification e 1 An opto coupled digital input which can be used to globally enable or disable tag reading 5 25 UM MRU688x 1 0 EN 1 4 POWER SUPPLY The readers must be powered between 12 amp 24 VDC A special detector ensures that if the input voltage is too low then the reader will not power up Powering the reader from a mains outlet requires an AC adaptor of at least 18W Its recommended to use a linear stabilized AC adaptor 1 5 MODELS AVAILABLE Antenna polarization Circular Horizontal Vertical Host Interface Wiegand 26 bits ISO 2 Input Output MRU6882 TTL MRU6883 H TTL MRU6883 V TTL USB Wiegand 26 bits ISO 2 Input Output RS 232 RS 422 RS 485 MRU6882 RS MRU6883 HRS MRU6883 V RS USB Wiegand 26 bits ISO 2 Input Output RS 232 RS 422 RS 485 MRU6882 ETH MRU6883 H ETH MRU6883 V ETH ETHERNET USB 1 6 OVERALL DIMENSIONS 33mm UM MRU688x 1 0 EN 186mm 6 25 2 INSTALLING THE MRU READER At the rear of the reader are two mounting brackets These brackets have self clinching nuts size M6 allowing mounting on any support structure e g support angles with screws These brackets also have oblong holes allowing plastic or metallic collars to pass through A mounting kit ACS 8310 allowing easy installation of the reader is available as an accessory This kit contains e a tilt bracket which allows adjusting the tilt angle e awall mounting supp
5. E 5 E E E TE R 6 LG OVERALL DIMENSIONS cee a 6 2 INSTALLING THE MRU READER 0 ccccccssssscsssessccssnssecssnnsesees 7 Sch MOUNTING ONA POLE e 7 22 N OUNMINS ON ANNALES Sn Aie uen een 9 2 9 Eerad 11 3 ELECTRICAL CONNECTION 0c ccccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 14 3 1 CONNECTOR N 1 POWER SUPPLY amp TTL INTERFACE 0 ee 15 oc CONNECTOR NZ INPUT OUPS SR SR EEN 17 3 3 CONNECTOR NS3 ASYNCHRONOUS SERIAL LINK 19 gA GONNECTORNA USB ea 21 39 CONNECTOR NG ETHERNET ananas 22 SERVICE OPERATION nn a 23 4 1 OPERATION OF THE INDICATOR LIGHT 23 42 TR E DR EE 23 AS FREQUENCY SETTINGS creron RERE 23 St MAINTENANCE nanas ne EENEN EWEEN 24 Dh FPERIODICMAINTENANO ee 24 22 E e E CR EE 24 29 REC SIN Giga SR Sn ee ee deu nd den 24 6 LEGALINFORMATIONS Sn 25 61 CSE NOTICE EE 25 6 2 LABEL ON REAR PANEL SSSR ie tan 25 6 3 TECHNICAL CHARACTERISTICS AND DIMENSIONS eee 25 4 25 UM MRU688x 1 0 EN 1 DESCRIPTION OF READER 1 1 GENERAL DESCRIPTION The MRU readers allow remote identification on the fly reading and writing of UHF tags The reader is a compact all in one device The weatherproof housing of sober design contains all the functional elements of the reading unit Antennas Microwave generator receiver CPU and communication interface The reader can be mounted directly onto any panel even a metallic one An optional tilt and swivel mount ACS 8310 allows installation on both poles and flat surfac
6. MRU 688X USER MANUAL REFERENCE UM MRU688X 1 0 EN BALOGH SA BALOGH TAG 189 Rue d Aubervilliers CP 97 75886 Paris 3637 Old US 23 Cedex 18 France Brighton Michigan MI 48114 USA Tel phone 33 0 1 44 65 65 00 Tel USA 800 252 RFID 7343 Fax 33 0 1 44 65 65 10 810 360 0182 Web http Awww balogh rfid com Canada 800 258 RFID 7343 Fax 810 360 0237 2 25 UM MRU688x 1 0 EN PREFACE Purpose of this manual This manual presents the BALOGH UHF readers MRU688x models It describes how to install and how to use them Further information pertaining to the data interfaces described in this manual can be found in the Interface Manual reference IM MRU II L Document naming conventions The coding used for a manual name is UM lt device name gt x y L in which UM signifies User Manual x y refers to the issue or version number L refers to the language of the manual Document status sheet Version Date Description of changes 1 0 14 07 2014 Creation translation of French version 1 0 Note The contents of this manual are subject to changes without notice BALOGH cannot be held responsible for the consequences of any error omission or incorrect interpretation of the information provided 3 25 UM MRU688x 1 0 EN CONTENTS 1 DESCRIPTION OF READER ME D Tel GE N RALDESCRIPTION E 5 EE EE 5 1 3 COMMUNICATION INTERFACES AA 5 iA POWER SUPREN EE 6 tS MODELS AVAILABL
7. crews correctly tightened e connectors correctly locked 5 2 REPLACEMENT If the MRU688x needs to be replaced the procedure is as follows e Turn the knurled ring of the plugs anti clockwise to unlock the connectors e Record the reader orientation azimuth and elevation then remove the mounting screws and dismount the unit e Place the new unit in the same position insert the mounting screws and tighten correctly e Replace connectors and for each turn the knurled ring clockwise until locked ATTENTION these M12 type connectors are designed for hand tightening only Spanners or pliers must not be used in order not to cause damage 5 3 RECYCLING All decommissioned readers must be returned to BALOGH SA for appropriate recycling according to directive DSE 24 25 UM MRU688x 1 0 EN 6 LEGAL INFORMATION 6 1 CE NOTICE DECLARATION OF CONFORMITY CE 0536 BALOGH Toulouse 105 Avenue du G n ral Eisenhower 31023 TOULOUSE cedex 1 FRANCE This declaration certifies that the MRU reader satisfies the essential requirements of the European directive R amp TTE 1999 5 EC aiming to align the laws of the Member States relating to the use of the electromagnetic spectrum electromagnetic compatibility and electrical safety This declaration applies to all readers manufactured according to the technical specifications outlined in Annexe Il of the directive Evaluation of the conformity of the equipment with the essential requirements artic
8. e used Selection is done automatically when cables are connected according to the following priority USB gt RS or USB gt ETHERNET gt RS The USB interface has priority over the Ethernet or RS interface so the USB cable must be removed in order to use the Ethernet or RS interface Similarly the Ethernet interface has priority over the RS interface so the Ethernet cable must be removed in order to use the RS interface Reader M12 plug A coding female 5 pins ACS 8320 M12 connector A coding male 5 pins 3 e V CBL M12M5P 5m cable with M12 connector male 5 pins mmm om Ps Gey Grey or Yellow Green 3 3 1 WIRING DIAGRAMS FOR HOST CONNECTIONS Reader connections for RS 232 D d ao gt Ge o O A Q O 19 25 UM MRU688x 1 0 EN Reader connections for RS 422 full duplex 3 3 2 ELECTRICAL CONNECTION Cables to use for RS 422 and RS 485 links e In the absence of electrical noise unshielded twisted pairs e In a noisy environment individually shielded twisted pairs For short cable lengths standard cables are satisfactory For cables longer than 100 m high quality cables low loss low distributed capacity and resistance should be used for all transmission speeds Signal inversions For an RS 232 link signal polarities and levels are well defined On both devices RX is connected to TX and vice versa For an RS 422 or RS 485 link the signal is normally
9. es In this way the antenna can be appropriately pointed to the zone where the tags need to be identified The main characteristics are as follows Case dimensions 186 x 186 x 33mm Overall dimensions 186 x 186 x 58 mm Weight 1 8Kg Cover colour Grey RAL 7035 IP65 protection Power requirements between 12Vdc and 24Vdc max current 1 5A Operating temperature 20 C to 50 C 1 2 WARNING Installation of readers must only be done in zones where the technical and environmental conditions comply with those specified by the manufacturer BALOGH cannot be held responsible for any damages caused by an incorrect installation Any changes made to the device will immediately nullify the warranty 1 3 COMMUNICATION INTERFACES These readers can be used in place of most conventional controllers both contact and contact less Communication with a host system takes place using the following standardised links e Open collector DATA CLOCK WIEGAND 26bits e Serial asynchronous RS232 RS422 or RS485 ETHERNET USB usable also for service These interfaces cannot operate simultaneously only one at a time is to be used For the USB RS and ETHERNET links full two way communication is possible using the MODBUS protocol For some versions all the interfaces are not available simultaneously These readers are also equipped with e 1 An opto coupled digital output that can be configured to switch either via a command sent from the
10. fault condition but an indication that a better dimensioned power supply must be used During the reading of a tag the indicator light goes out for one second and then resumes green flashing 4 2 READER SETTINGS Reader is normally pre configured at delivery according to element given at order It s possible to modify the reader settings by means of specific ModBus commands Using ModBus commands can be done anytime at the express condition the reader communication interface has been correctly configured Further information pertaining to the reader configuration described in this manual can be found in the MRU 688x Interface Manual reference IM MRU x y EN 4 3 FREQUENCY SETTINGS No frequency adjustment is required for MRU 688x reader Fully compliant to EN 302208 norm this reader uses an automatic frequency allocation mode called LBT Listen before talk In this mode the reader automatically allocate its frequency settings using one of the available channel 4 7 10 or 13 for complete description refer to the corresponding norm This mode allows using the reader at the maximum of its power emission 23 25 UM MRU688x 1 0 EN 5 MAINTENANCE 5 1 PERIODIC MAINTENANCE The MRU688x reader requires no periodic maintenance The reader should be regularly cleaned in order to avoid dust and dirt accumulating on the case The reader should be regularly checked for e cracks in the case e missing mounting screws e s
11. gth The MRU 688x reader feature an USB interface for service installation and firmware update purposes The USB interface can be used to configure the reader using MODBUS commands a freeware is also available ask BALOGH Communication with the reader over USB is done using a virtual COM port and the appropriate driver must be installed Download the appropriate driver from the FTDI s website at www ftdichip com Drivers VCP htm Further information pertaining to the data interfaces described in this manual can be found in the MRU 688x Interface Manual reference IM MRU x y EN 21 25 UM MRU688x 1 0 EN 3 5 CONNECTOR N5 ETHERNET This connector is only available on MRU688x ETH models MRU688x ETH models are equipped with different serial data interfaces USB RS ETHERNET These cannot operate simultaneously only one at a time can be used Selection is done automatically when cables are connected according to the following priority USB gt ETHERNET gt RS The USB interface has priority over the Ethernet or RS interface so the USB cable must be removed in order to use the Ethernet or RS interface Similarly the Ethernet interface has priority over the RS interface so the Ethernet cable must be removed in order to use the RS interface Reader M12 plug D coding female 4 pins eo ACS 8320 M12 connector D coding male 4 pins 2 00 CBL M12M5P Pre assembly RJ45 cable 5m length The MRU 688
12. he input voltage to the reader is greater than 11 5V If the power supply cannot provide sufficient current during the power up the front panel light will blink red This is not a fault condition but an indication that a better dimensioned power Supply must be used 15 25 UM MRU688x 1 0 EN 3 1 2 OPEN COLLECTOR LINK Different signals appear on the pins depending on which interface is selected eer wecann E DATA DATA 0 5 GND GND For correct operation pull up typical resistor value of 1KQ are to be connected to a voltage reference between 5Vdc and 12Vdc On most of access control dedicated controllers pull up are already included so adding external resistors to the data lines is not mandatory For correct operation it is crucial pull up voltage value measured at reader connector not to go under 4 2Vcc nor over 12 5Vcc to prevent any malfunctioning or the destruction of the reader Circuit diagram for open collector output CTP MRU 5 24VDC Reader connections for WIEGAND HOST WIEGAND 5 24VDC MRU 16 25 UM MRU688x 1 0 EN 3 2 CONNECTOR N 2 INPUT OUTPUT Reader M12 plug A coding female 5 pins ACS 8320 M12 connector A coding male 5 pins e v e CBL M12M5P 5m cable with M12 connector male 5 pins j 5 Gem Grey or Yellow Green 3 2 1 INPUT Circuit diagram for digital input OPTO ISOLATION Thi
13. ioned so that the angle is between about 0 and 20 degrees down towards the vehicle The diagram above shows the best reader tag orientation For best results the tag surface and the reader surface should be parallel and readers polarization axis should be same than tag s orientation In this case the tag reflects the maximum of the received signal When a tag is handily presented to a reader take care on the manipulation fingers can degrade or prevent tag identification Contact BALOGH for recommendations on best practices for tag positioning 13 25 UM MRU688x 1 0 EN 3 ELECTRICAL CONNECTIONS All the reader s connectors are found on the rear panel All connectors are panel mounts using the M12 standard Moulded cable assemblies are available as accessories Manual assembly cable connectors with screw terminals are available as accessories ATTENTION these M12 type connectors are designed for hand tightening only Spanners or pliers must not be used in order not to cause damage Connector numbers rear view of MRU 688x 1 2 3 4 5 6006 1x BE DEI c SE MRU 688x reader is equipped with several data interfaces These cannot operate simultaneously only one at a time can be used Models MRU688x RS and MRU688x ETH are equipped with different serial data interfaces respectively USB RS and USB RS ETHERNET These cannot operate simultaneously only one at a time can be used Selection is done automatically whe
14. le 3 R amp TTE has been done in accordance with Annex IV of the directive and the following standards Radio spectrum EN 302 208 EMC EN 301 489 1 and 3 Electrical safety EN 60 950 Exposure to electromagnetic fields EN 50 364 6 2 LABEL ON REAR PANEL CE0536 una BALOGHIA 6 3 TECHNICAL CHARACTERISTICS AND DIMENSIONS Radio frequencies ISO 18000 6 type C et EN302 208 e Frequency band 865 868MHz e Built in antenna gain 4dBi e Power emitted Adjustable up to 2W ERP Power supply e Voltage range 12 24 Volts DC e Current 1 5A max Environmental conditions e Relative humidity 90 non condensing e Storage temperature 25 to 80 C e Operating temperature 20 to 50 C Protection class e IP65 External dimensions e Length 186mm e Width 186mm e Thickness 33mm 58mm e weight 1 8 kg Connections available e Wiegand 26bits DATA CLOCK magnetic stripe ISO 7811 2 RS 232 RS 422 RS485 USB ETHERNET interfaces available depending on model 25 25 UM MRU688x 1 0 EN
15. n cables are connected according to the following priority USB gt RS or USB gt ETHERNET gt RS The USB interface has priority over the Ethernet or RS interface so the USB cable must be removed in order to use the Ethernet or RS interface Similarly the Ethernet interface has priority over the RS interface so the Ethernet cable must be removed in order to use the RS interface Further information pertaining to the data interfaces described in this manual can be found in the MRU 688x Interface Manual reference IM MRU x y EN 14 25 UM MRU688x 1 0 EN 3 1 CONNECTOR N 1 POWER SUPPLY amp TTL INTERFACE This connector has 2 functions reader power supply and open collector interface for DATA CLOCK and WIEGAND Reader M12 plug A coding male 5 pins COMMUNICATION EEN ER CLOCK DATA 1 ES ES ES ES HI rm re we ol ae fa Bar el Sen Grey or Yellow Green 3 1 1 READER POWER SUPPLY The reader requires a DC power supply of between 12Vdc and 24Vdc applied between pins 1 and 4 of the connector The reader electronics are protected against polarity inversion for the power supply connection Current drawn is 1 5 A maximum during power up surge Average currents for steady state operation are given in the following table DC RS ETH version 24V 290mA 340mA Pay careful attention to the length and gauge of the wire used Ohmic losses in the power lead can cause a voltage drop make sure t
16. ort which allows adjustment of horizontal rotation e metallic hose clamps 30mm for attaching the tilt mount onto the support structure e mounting screws for attaching the reader onto the tilt bracket All the pieces are made of stainless steel 2 1 MOUNTING ON A POLE 2 1 1 DIRECT MOUNTING The reader can be mounted directly onto a pole by with a hose clamp that passes through the openings in the brackets This type of mount only allows horizontal rotation MRU688x pole hose clamp MRU688x pole hose clamp side view top view 7 25 UM MRU688x 1 0 EN 2 1 2 MOUNTING USING THE TILT BRACKET The reader is mounted onto the bracket using the 4 screws provided the bracket is mounted onto the pole using the hose clamps Depending on the diameter of the pole the hose clamps provided may be suitable otherwise larger hose clamps not provided may be needed This type of mount allows both horizontal and vertical rotation MRU688x tilt bracket pole hose clamp MRU688x tilt bracket pole hose clamp side view top view The tilt angle can range from 5 upwards to 45 downwards 8 25 UM MRU688x 1 0 EN 2 2 MOUNTING ON A WALL 2 2 1 MOUNTING USING THE TILT BRACKET The tilt bracket has 4 holes for wall mounting e screws O6mm max e screw type must be chosen to suit wall material e 40mm between axes in both directions 40 0mm I oe i L MRU688x tilt bracket wall MRU688x tilt bracket wall side view top view
17. s input allows enabling or disabling tag reading e g when a loop vehicle detector provides a control signal An open circuit or a positive voltage less than 4 4V applied to the pin E E to GND will disable tag reading A voltage between 7 1V and 24V will enable tag reading For correct operation it is crucial voltage applied to the input must not exceed 24VDC to prevent any malfunctioning or the destruction of the reader 17 25 UM MRU688x 1 0 EN 3 2 2 OUTPUT Circuit diagram for digital output a dh E oO _j OO GE This output is designed to control a 12V or 24V relay a buzzer or a light indicator The drawn current is typically 100mA When activated the output turns on the internal transistor and current is drawn from the external voltage applied on the SV pin The load is to be connected between pins S and SV The collector current will induce a voltage of about 1V between these two pins When output is disabled the transistor is turned off and the voltage on pin S will be equal to that on pin SV Typical wiring diagram for connecting a buzzer or relay 12 24VDC V GND 18 25 UM MRU688x 1 0 EN 3 3 CONNECTOR N 3 ASYNCHRONOUS SERIAL LINK This connector is only available on MRU688x RS and MRU688x ETH models Models MRU688x RS and MRU688x ETH are equipped with different serial data interfaces respectively USB RS and USB RS ETHERNET These cannot operate simultaneously only one at a time can b
18. um performance is achieved with the line of sight perpendicular to the face of the reader Direction of main radiation is always perpendicular to the face of the reader excessive tilt angle between tag and antenna surface is not admissible and preferable to be less than 30 degrees at 45 degrees the reflected signal fall down drastically With the optional mounting kit ACS 8310 the reader can now be pivoted The orientation can be freely adjusted Pivoting can be either horizontal side to side or vertical up and down When positioning the reader the following recommendations should be followed Avoid placing the reader in direct sunlight where overheating may cause the internal electronics to reach temperatures above those recommended for normal operation If this is not possible then a sun shield should be mounted When two or more readers are situated in the same zone make sure they are not pointing towards each other If necessary their pointing axes should be slightly redirected Do not install a reader close to a source of potential interference in order not to degrade its performance The main sources of interference are e Devices operating in the same band of frequencies such as wireless communications devices e Fluorescent lighting e Metal objects such as gratings fences or heat reflective vehicle windscreens Etc ee i 0 20 UM MRU688x 1 0 EN 2 3 1 INSTALLATION EXAMPLE INCLINED FRONTAL READING ZONE emm SD ne
19. x ETH model features an ETHERNET interface This interface allows connecting the reader to an Ethernet network with a standard RJ45 connector at the host end Only the MODBUS RTU protocol is implemented Therefore the application data transmitted over the TCP socket must be MODBUS RTU frames The interface component performs neither conversion nor interpretation Communication with the reader over Ethernet is done using a virtual COM port just as for a serial interface and the appropriate driver must be installed Download the appropriate driver from the LANTRONIX s website at http www lantronix com support downloads p CPR Further information pertaining to the data interfaces described in this manual can be found in the MRU 688x Interface Manual reference IM MRU x y EN 22 25 UM MRU688x 1 0 EN 4 SERVICE OPERATION 4 1 OPERATION OF THE INDICATOR LIGHT The indicator light on the reader conveys the reader s behaviour to the user It is the only visible part of the system It is controlled by the embedded reader software It can also be put under host control using appropriate MODBUS commands via a serial link During the initialization phase the light is a fixed red If the initialization is successful the indicator light starts to flash green otherwise it flashes red very slowly If after power on the light flashes quickly this is usually caused by a power supply problem either voltage or current insufficient This is not a
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