Sentry I.S. Card Reader User Manual
Contents
1. The Card Reader Head Type link settings will be correct when the unit is received from the factory and only needs changing if the lid is changed for a different card technology The board must be restarted for these settings to take effect The card reader has three configuration modes Run as Default Configuration Load New Configuration and Run as Configured This is determined by the position of bit links LK6 and LK5 at start up Operating Mode LK6 LK5 Run as Configured Off Off Reserved for future use Off On Load New Configuration On Off Run as Default Configuration On On Illustration 4 on page 8 shows the positions of the links on the main Sentry PCB together with their functions is shown in Appendix B The Run as Configured mode configures the Sentry Card Reader using the last stored user configuration The Run as Default Configuration mode over rides any user configuration and hence gives a known setup to allow communications to be established The Load New Configuration mode also starts the card reader with the default settings loaded but in addition it allows new configuration data to be uploaded to the card Page 13 of 41 2v10DT091006 Configuration String Sentry IS Card Reader User Manual reader for storage in non volatile memory This user defined new configuration data is then only used when the card reader is restarted with bit links set for Ru2. Illustration 1 Hazardous area EM Card reader Sentry IS Card Reader User Manual Page 4 of 41 2v10DT091006 Certification Standard ATEX Number Nomenclature amp Conventions Sentry IS Card Reader User Manual Copies of SIRA certification No 99ATEX2138X are included in Appendix A showing EEx ia IIC T4 which is made up as follows EEx European certificate for hazardous areas ia Intrinsically Safe for Zone 0 continuous Hazardous vapours IC Safe for ALL gas groups T4 Component surface temperature cannot exceed 130 C i e safe for all gasses except carbon disulphide The Conditions of Certification show the maximum parameters of each of the input output terminal blocks In this manual ASCII single characters which are either control or non visible codes Hexadecimal 00 1F 20 and 7F are indicated by enclosure in lt gt for example lt ESC gt Character strings which are indivisible sequences are shown between quotation marks for example lt ESC gt 2 J In the ASCII 7 and 8 bit code sets used by Mercury 2 a character is represented by two digits each in the range hexadecimal 0 to F For example lt SP gt the space character is defined 20 Page 5 of 41 2v10DT091006 Installation Installation Overview The Sentry card reader has ATEX approval for use in hazardous areas when used with the R507 barrier amp communications interface or a direct equivalent The I
3. D ta Sa Y Y Sentry I S Card Reader User Manual Contact Mercury HMI Ltd George House Derwent Road Malton North Yorkshire YO17 6YB UK Tel 44 0 1653 697 200 Fax 44 0 8700 667 325 Email sales mercuryHMI co uk Web www mercuryHMI co uk Skype mercuryHMI Revision Information Rev Date Changes 1 Original Release 1 1 Mercury IMC Version 2 0 27 Jul 09 Substantial revision of the manual for Wiegand O P Mode R507 barrier and Modbus enhancements 2 1 6 Oct 09 All drawings re drawn 2 2 2 Dec 10 The Digital Output driving page 17 has been revised Table boundaries made finite thickness to help PDF printing Extra reader type added Config string updated Links show Mercury HMI limited amp logo Certificate checked 2 3 18 Mar 11 Added Special conditions of use The Sentry Cardreader has special conditions for safe use denoted by X after the certificate number applicable to it There are 2 conditions applied see section 15 of the Sira Certificate shown on page 30 Mercury HMI Ltd explanation of the special conditions for safe use 1 The Sentry Cardreader has areas of the enclosure that could generate static under some circumstances and if the static were to build up then a spark could result To avoid this risk do not clean or polish the device with a dry cloth or position it where jets of high pressure steam or other gases could blast over its surface 2 This is a war
4. Interface Module ss 4 cores m Sentry IS Card Reader HAZARDOUS AREA 24v SARE ARES es im C r t 44 0 1653 697200 f 44 0 8700 667325 M e rC u ry Itd e sales mimc co uk W George House Derwent Road York Road Business Park Malton North Yorkshire YO17 6YB www mimc co uk VT100 is a trademark of Digital Equipment Corporation MODBUS is a trademark of Gould Modicon All other trademarks acknowledged This document shall not form part of any contract Specifications are subject to change without notice and Mercury IMC Ltd accepts no liability of any kind for errors or omissions Brochure produced by Cloud Nine Design 01751 477747 www cloudninedesign co uk
5. operation Strip start stop parity bits sent as 1 In Wiegand mode this detects Start bit 1 stop bit 0 sent as 0 Start bit and stop bit opposite polarity sent as 1 Page 14 of 41 2v10DT091006 Example of Configuration String Sentry IS Card Reader User Manual config9600 n 8 1 md 12 0 1 1 After loading this string into non volatile memory the card reader immediately reads it back and transmits it to the host terminal with the Sentry Base Unit PCB serial number appended to confirm success of the write For example the user would see config9600 n 8 1 md 12 0 1 1 Serial 00000123 Once the string is uploaded the card reader should be restarted in either Run as Default Configuration or Run as Configured mode to prevent accidental writes to non volatile memory Page 15 of 41 2v10DT091006 Telemetry Block Structure Multi Drop When Mercury Multi drop output format is selected messages between the Card Reader and host follow the format lt STX gt ADDR FUNC ID DATA DMY CSUM lt ETX gt lt STX gt is the Start Transmission character 02 Hex ADDR is a two byte address field Each byte is the ASCII equivalent of a number 0 to 9 This number is not relevant except in multi drop mode It is the Telemetry Address and can take the value 01 to 64 FUNC is a single byte character used to determine the type of information being sent It is always D 44 Hex when transmitted
6. The following information describes some of these system options regardless of the type of card reader used as this is incidental to the system involved IS Sentry in Stand alone mode To operate in this mode the Telemetry Mode in the configuration string has been set to pp or the Sentry is running in it s default mode This is a very straightforward system option The Sentry is connected by a four core cable directly to the R507 in the safe area This is in turn supplied with a 24V dc supply and the information is communicated to the host via RS232 422 or RS485 depending upon the requirements The safe area host device can be any device capable of communicating using VT100 serial ASCII protocol and electrically compatible with any of the three communications standards available at the R507 Drawing No P174 112 and P174 113 shows the necessary connections in this configuration see Appendix B IS Sentry in Multi drop Mode To operate in this mode the Telemetry Mode in the configuration string has been set to md This operation is basically an extension of the stand alone mode and would typically be used where a number of Sentry units are required to interface to a single port on the host device Up to 64 Sentry units can be connected in this way and they will respond only when a message is sent to the correct address It is important to note that the daisy chain wiring for the Multi drop connection is carr
7. S OS 24 Vde Supply Barrier or Isolator ry le e Related Product Document Ti sewing may at be reproaguced witnou e consen The QAN Responsible Person of Mercury IMG Li Mercury must Approve any Changes or ECNs Mercury IMC Ltd 2008 Tite Diagram IS Sentry Peripheral Wiring O F N 0 gt 14Sep09 MOB MSC MPFJ Initial Drawing Revision Date Drawn Chk d App d Description Sheet 1 of 1 Drg No P174 114 Hazard Area Safe Area d p Wiegand Output Version Sentry Card Reader 15V imi Inter H Proximity nter haz DC R507 Safe Area Switch Digital Area Digital Out Comms RS422 85 Inputs Inputs Comms Outputs sisseyd N S Related Product Document This drawing may not be The QAN Responsible Person EERE ae ao Mercury must Approve any Changes or ECNs Mercury HMI Ltd 2010 Tite Diagram IS Sentry with Wiegand Output 20Dec10 MPFJ MOB MOB Added MTL5513 and MTL5521 barriers SO N 00 gt 14Sep09 MOB MSC MPFJ Initial Drawing Revision Date Drawn Chk d App d Description Sheet 1 of 2 Drg No P174 115 Wiegand Output Version sentry Card Reader Inter Haz Area Comms 15V DC Out Proximity Switch Inputs R507 Comms Safe Area RS422 85 Digital Outputs Digital Inputs sisseyd NOS Hazard Area Safe Are
8. aluminium alloy Weight 1 7Kg with EM reader 20 to 32 Volts D C at approx 40mA dependent on reader used Point to point and Multi drop based on VT 100 compatible with Mercury 2 2e 2 Terminal Modicon Modbus Currently Wiegand swipe cards and a range of proximity cards The proximity cards include EM4001 or compatible MIFARE and a range of HID standard formats 2 Inputs characterised for direct connection to Namur proximity switches utilising the 1 2mA 2 1mA switching levels Note refer to J7 amp J8 terminal characteristics on page 2 of the ATEX certificate in Appendix A for the safety description 2 general purpose Digital Inputs These are intended for direct connection to IS Simple Apparatus such as a microswitch but can be driven by an open collector or a push pull TTL output Note refer to J7 amp J8 terminal characteristics on page 2 of the ATEX certificate in Appendix A for the safety description 2 opto isolated Digital Outputs These can sink 25mA and tolerate up to 28V Note refer to J10 amp J11 terminal characteristics on page 2 of the ATEX certificate in Appendix A for the safety description Up to 32 Sentry card readers in normal multi drop mode and 64 units in Modbus mode 1200 to 19 200 baud with the R507 barrier The unit is limited to 9 600 baud with the R007 IS Interface Height 122 mm Width 224 mm Depth 85 Omm Proximity reader or 125mm Wiegand reader IS version 4 wire connecti
9. design and construction of equipment intended for use in potentially explosive atmospheres given in Annex II to the Directive The examination and test results are recorded in the confidential reports listed in Section 14 2 9 Compliance with the Essential Health and Safety Requirements with the exception of those listed in the schedule to this certificate has been assured by compliance with the following documents EN 50014 1997 plus A1 and A2 EN 50020 1994 EN 50284 1999 10 If the sign X is placed after the certificate number it indicates that the equipment is subject to special conditions for safe use specified in the schedule to this certificate 11 This EC type examination certificate relates only to the design and construction of the specified equipment If applicable further requirements of this Directive apply to the manufacture and supply of this equipment 12 The marking of the equipment shall include the following Project Number 52A19462 C Index 17 amp II 1G EEx ia IIC T4 Ta 40 C to 60 C OC C Ellaby Certification Officer This certificate and its schedules may only be reproduced in its entirety and without change Page 1 of 4 Form 9400 Issue 1 Sira Certification Service Rake Lane Eccleston Chester CH4 9JN England Tel 44 0 1244 670900 Fax 44 0 1244 681330 Email info siracertification com Web www siracertification com sira CERTIFICATION SCHEDULE EC TYPE EXAMINATION CE
10. plug from J1 and store the reader head safely Four mounting screws can now be used to attach the Sentry Base Unit to the mounting surface Now plan how the hazardous area wiring is going to be terminated For a simple IS installation when the only connections are the 4 wires to the Sentry use the centre gland The Sentry electronics box and card reader head are weather proof so care must be taken to ensure the O ring seals are in place and free from grit when mounting the equipment In salty or corrosive areas it is advisable to grease the lid screws to avoid binding There are three 20mm threaded holes provided in the box for cable glands Any unused glands should be fitted with suitable weather blanking plugs In its most basic configuration Sentry wired to host only one cable is needed See Appendix B drawing number P174 112 and P174 113 For hazardous area applications the cable connecting the R507 barrier amp communications interface needs to comply with the following parameters Loop resistance 40 Q Maximum Capacitance 142 nF Maximum L R Ratio 33 pH Q Maximum Inductance 0 6 mH Maximum In practice these parameters are easily met by standard cables e g a 1 mm quad cable has approximately the following parameters Page 7 of 41 2v10DT091006 Resistance 38 Q km loop Maximum Capacitance 55 nF km Maximum L R Ratio 2 5 H Q Maximum Inductance 0 48 H km Maximum For a cable length of 1km thi
11. presented the card data holding registers will each contain 0000 If the host polls after a card has been presented read by the Sentry and kept in the vicinity of the Sentry the holding registers will now contain the card data and the Digital Input Register will have Bit 6 active If the host continues to poll but move the card away from the Active zone of the Sentry the holding registers will still show the data from the last card read but the Digital Input Register will have Bit 6 cleared You will have to issue a Clear Card Command to reset the card data to all zeros Alternatively if the host issues the Clear Card Command but leaves the Card in the active zone of the Sentry and then poll the Sentry the host will see in the response that the holding registers will now contain all zeros for the card data and the Digital Input Register will have Bit 6 active Page 21 of 41 2v10DT091006 Option 4 Sentry in Mercury 2 Modbus Compatibility Mode To operate in this mode the Telemetry Mode in the configuration string has been set to m2 This operation is very similar to the standard Modbus mode but an alternative mapping is available to make integration with Mercury 2 units simpler The mapping of the bits within the registers is the same as standard Modbus mode only the register addresses have changed Below is a table of Mercury 2 Modbus registers coils and their
12. sesseseesesseseesessessesesstssessessessseessessseesseesseesee 12 Configuring the Card Media Ty pe sssssssssssrersrsesererssesererers 13 Configuring The Sentry Card Readet eseecsessesceseeeseeeseeneeeseeenees 13 Config ration String isseire ara anaa e R aaa cadets 14 Example Configuration String eeesessesessessessseessressreseresseeserrssressees 15 Telemetry Block Structure e sesoosossoseosossossosoesossossoseosssesseosssossose 16 Escape SCQUEN COS ss enera n aa e ate sa t E Tisai 17 Card Media Specihi canons sista sateen vxtsivicnn Seka erate eoaanes 17 Systemi OP CON Ss ssesscnccdsscaavecsuncddesonassbosssssenssevegevssavoandedsoesseantooutessennenons 18 Option1 IS Sentry in Stand alone MOE ee eeseeeeeeeeeeeeeneeeeeeees 18 Option 2 IS Sentry in multi drop MOde ese eeeeeeseeeseeeesteeeeeeees 18 Option 3 IS Sentry in standard Modbus mode esseeeeseeeeeeeee 19 Option 4 IS Sentry in Mercury 2 Modbus mode ccessceeeseeee 22 Option 5 Safe Area Sentry Connections seessesssesseeseessresserssressee 23 Option 6 IS Sentry Wiegand Output Mode ee eeeeeeeeesreeeeeeeeenees 23 Hazardous Area I O Options soeesoesossocssossosssocssssocsessossssocsessoosee 25 Sentry Expansion errire orea en rea cease EEEE ATRE 25 Appendix A Certificates of Conformity eee eeesseeesseeeseeeeeeeeeeeees 26 Appendix B Wiring DrawingS seesseescceeeseees
13. subset of those used by a Mercury Terminal Send Next Queued Block lt ESC gt 9 1z Multi drop mode only Re Send Last Queued Block lt ESC gt 9 2z Multi drop mode only Enable Card Reader in One Shot Mode lt ESC gt 15 4z Disable Card Reader lt ESC gt 15 5z Enable Card Reader lt ESC gt 15 6z Note these commands enable disable the device regardless of the card media type it is configured to read Sample Dig Ins lt ESC gt 4z Set Dig Outs lt ESC gt 5 nz where n is one of the following 0 Dig Out 1 On 1 Dig Out 1 Off 2 Dig Out 2 On 3 Dig Out 2 Off Read Config lt ESC gt 2z which returns the configuration data string and serial number Set Host LED lt ESC gt 6 1z Clear Host LED lt ESC gt 6 2z2 Flash Host LED lt ESC gt 6 3z Read Software Version lt ESC gt 6 0z Wiegand Cards Data Length 34 bit card with two parity bits 8 characters transmitted from card reader Proximity Cards Data Length 26 or 32 bit cards 6 or 8 characters transmitted from card reader Note that other formats may be supported Please contact the factory for further details Page 17 of 41 2v10DT091006 System Options Option 1 Option 2 Sentry IS Card Reader User Manual There are a number of different ways the Sentry Card Reader can be used depending upon the requirements of the particular system
14. 05 Disable User LED 2 60003 FC05 Flash User LED 3 60004 FC05 Enable 1 Shot mode 4 60005 FC05 Disable Card Reader 5 60006 FC05 Enable Card Reader 6 60007 FC05 Clear Card Reading Write Output Register 0 70001 FC06 Set Digital Outputs 70002 FC06 Set Command Register Sentry IS Card Reader User Manual Page 19 of 41 2v1ODT091006 Sentry IS Card Reader User Manual Read Input Register 1 using FC03 or FC04 i e Read Digital Inputs the bit pattern is Bit Function 0 Proximity Switch Input 1 1 Proximity Switch Input 2 2 Digital Input 1 3 Digital Input 2 4 Reserved read as a 0 in current firmware 5 Reserved read as a 0 in current firmware 6 Card Present Bit 7 15 Reserved read as a 0 in current firmware Write Output Register 1 using FC06 will Set Command Register The Command Register bit pattern is Bit Operation Enable User LED Disable User LED Flash User LED Enable One Shot Mode Disable Card Reader Enable Card Reader Alu RI WIN RO Clear Card Reading he _ wn Ignored Note for Bits 0 1 amp 2 as well as bits 3 4 amp 5 only one bit should be set at a time If more than one bit is set the highest bit takes precedence ae 0 Operation 001 Enable User LED 0 1x Disable User LED 1 xx Flash User LED A 3 Operation 001 Enable One Shot Mode 01x Disable Card Reader T x x Enable C
15. 07 interface barrier which can be located up to 1 km away in a safe area Host computer connection to the R007 is made using RS 232 RS 422 or RS 485 signals Card data read by a Sentry can also be sent to a host via a Mercury 2 Terminal eliminating the need for a second host port The Safe Area version of the Sentry has RS 422 and RS 485 connectivity available and does not need the R007 barrier Each Sentry can be assigned its own address to allow multi dropped operation with RS 422 485 signals Up to 32 Sentry units can be linked together and connected to a single control port on the host LEDs on the Sentry are used to provide feedback one is under host control The Sentry has 4 digital inputs which can be read by the host Two are characterised for use with IS proximity switches and the other two are general purpose Digital Inputs The Sentry also has two opto isolated Digital Outputs which could be used to facilitate gate door entry or initiate an external operation Specifications SENTRY CARD READER Further Information Certification ATEX EEx ia IIC T4 Ta 20 C to 60 C Zone 0 Division 1 en P Jen an thie ah a SIRA Certificate No 99ATEX2138X P a N a Ltd can be obtained from our website directly Ambient temperature 20 C to 60 C operating 40 C to 70 C Storage from the Headquarters in the UK or from any of Ingress protection IP65 to EN 60529 our distributors worldwide Enclosure E
16. 09 MOB MSC MPFJ Initial Drawing Revision Date Drawn Chk d App d Description Sheet 1 of 1 Drg No P174 112 Sentry Card Reader 15V ne i Proximity nter Haz o DC R507 Safe Area Switch Digital Digital Out Comms RS422 85 Inputs Inputs Outputs Master Computer RS 422 s sseyo NOS uowwo9 uowwo9 pus x4 BE w w A R507 I S Interface Module 10 11 12 Sentry Card Reader 15V ne i Proximity nter Haz _ DC R507 Safe Area Switch Digital Digital Out Comms RS422 85 Inputs Inputs Outputs uowwog uowwog sisseyd NOS AG pus xa my w w A RS 422 Bus To Related Product Document This drawing may not be The QAN Responsible Person A ERI IEAS Mercuryn must Approve any Changes or ECNs mercury IMC Ltd 2008 Tile Wiring Diagram IS Sentry using RS 422 Other Devices O F N 0 gt 14Sep09 MOB MSC MPFJ Initial Drawing Revision Date Drawn Chk d App d Description Sheet 1 of 1 Drg No P174 113 Sentry Card Reader Hazard Area Safe Area 15V Proximity Inter Haz ia l DC R507 Safe Area Switch Digital Area Digital Out Comms RS422 85 Inputs Inputs Comms Outputs BLUE BROWN oP o la 22 a g x RE sisseyd NOS AS 1X3 pug xa BE Barrier or Isolator J6 J37 23412 l OTOT O FE OS 24 Vdc Supply
17. ASCII characters The Host Programmable LED can be set to be On Off or Flash utilising commands send using the serial communications channel by the host to which the Sentry Card Reader is connected Note although this LED is fitted to all models it cannot be controlled in Wiegand output mode Page 11 of 41 2v10DT091006 Set Up amp Configuration With the equipment suitably connected the Sentry can then be configured for use Initially the set up will be the default set up when a unit is received from the factory The default set up is Baud Rate 9600 Word Length 8 Stop Bits 1 Parity None Telemetry Mode Point to Point Output Structure Data Only Start stop bit operation Wiegand mode Start 1 stop 0 Proximity mode Include parity bits To change the default set up the links in the Sentry unit should be changed accordingly and then the new set up downloaded to the Sentry The link configurations are shown on page 12 Sentry IS Card Reader User Manual Page 12 of 41 2v1ODT091006 Configuring the Reader Card Type NOTE Configuring the Sentry Card Reader Sentry IS Card Reader User Manual For correct operation jumper links LK2 and LK3 on the card reader main board must be set to correspond with the type of card reader head fitted as follows Card Reader Head Type LK3 LK2 Proximity EM or MIFARE Off Off Proximity HID Off On Reserved for future use On Off Wiegand On On
18. RTIFICATE Sira 99ATEX2138X Issue 4 13 DESCRIPTION OF EQUIPMENT The Sentry cardreader is designed to read data from a number of different data storage cards decode the information and transmit the data to the non hazardous area via a suitable interface e g the R007 Interface Module manufactured by Mercury IMC Limited The circuitry is housed in a painted aluminium enclosure There are three cable entries to allow the access of the supply and communications cables and three LEDs in the cover indicate the status of the instrument The Sentry electronics are arranged as follows e the main PCB that contains the voltage regulation communication and decoding electronics and is common to all types of cardreader e additional PCBs are unique to the type of card being read Each Sentry is able to read only one type of card as different hardware is required The two types of card reader included in this certification are e Wiegand a proprietary card reader not manufactured by Mercury IMC Limited mounted on the cover of the equipment utilising a swipe card unit e proximity a proprietary card reader not manufactured by Mercury IMC Limited utilised by placing the card over a window on the cover In addition to the card reading function there are a number of signal inputs and outputs as well as 5 V and 15 V outputs There are two types of signal input e digital inputs intended for connection to simple apparatus e g mechanical swit
19. Sentry RS 422 24V oleNwA 14Sep09 MOB MSC MPFJ Initial Drawing 1 Revision Date Drawn Chk d App d Description Sheet 1 of Drg No P174 116 Appendix C Brief Guide to Card Technologies Wiegand Proximity Which Card to Use Sentry IS Card Reader User Manual For all of the card types it is essential to get the correct type of card for the reader and also for the specific requirement As this involves bit patterns site codes and frequencies in the case of proximity cards it is advisable to contact us before ordering The cards should ideally be ordered at the same time as the hardware to avoid confusion It is also worth noting that the lead time on security cards is not inconsiderable typically 10 weeks Security cards can also be ordered with custom artworks but as this adds to delivery time and cost it is essential to discuss this prior to ordering The Wiegand technology relies on the magnetic characteristic exhibited by a specially constructed wire A number of wires are embedded in the card and when they are moved past the reader head the magnetic state changes This magnetic signature gives each card its number The advantages of Wiegand cards is their robust structure and high security due to the magnetic signature being part of the card s construction The disadvantage of Wiegand cards is the complexity of their construction and single sourcing whi
20. a d p e e MIL gee 123456 90137 8 910 1112 Related Product Document The QAN Responsible Person must Approve any Changes or ECNs This drawing may not be reproduced without the consent of Mercury HMI Ltd Mercury HMI Ltd 2010 Mercury Title 4 e Diagram IS Sentry with Wiegand Output 2 1 20Dec10 MPFJ MOB MOB Added MTL5513 and MTL5521 barriers 0 14Sep09 MOB MSC MPFJ Initial Drawing Revision Date Drawn Chk d App d Description Sheet 2 of 2 Drg No P174 115 Safe Area Sentry Sentry Card Reader Computer P N 8180281C Be es De R507 Safe Area Switch Digital gp eta erie RS 422 Out Comms RS422 85 Inputs Inputs Rx Master gt 1 1 sisseyd NOS oa Sentry Card Reader 5 l 24V 15V Proximity Inter Haz B DC DC Safe Area Switch Digital Area Digital R507 I S Interface Module aaa nede2ia8 inputs Inputs Comme Quibus es etre E E 3 z o o a tee al 9 Pe 3328 eedevis Sio l i oo Bee eR os ges pR ay J6 J7 J8 J9 J10 J11 5 123441231234 1 2 3 1 2 ee oat RS 422 Bus To her Devi Related Product Document This drawing may not be E The QAN Responsible Person P P Mercury meua Mercur yc must Approve any Changes or ECNs Mercury IMC Ltd 2008 pp y g Tite Wiring Diagram Safe Area
21. a common replacement item ii To recognise the lower ambient temperature change from 20 C to 40 C 14 DESCRIPTIVE DOCUMENTS 14 1 Drawings Refer to Certificate Annexe 14 2 Associated Sira Reports and Certificate History Issue Date Report No Comment 0 12 October 2000 R52X6092A The release of the prime certificate 1 19 April 2004 R51V11608A The introduction of Variation 1 2 30 June 2004 R51V11045V Re issued to change the name of the applicant as detailed in report number R51V11045V and to remove variation 1 3 16 December 2004 R51V11045V Re issued to correct the name of the equipment at the request of the applicant 4 19 March 2009 R52A19462A This Issue covers the following changes e All previously issued certification was rationalised into a single certificate Issue 4 Issues 0 to 3 referenced above are only intended to reflect the history of the previous certification and have not been issued as documents in this format e The introduction of Variation 2 15 SPECIAL CONDITIONS FOR SAFE USE denoted by X after the certificate number 15 1 Parts of the enclosure are non conducting and may generate an ignition capable level of static under certain extreme conditions The user should ensure that the equipment is not installed in a location where it may be subjected to external conditions such as high pressure steam which might cause a build up of static on non conducting surfaces Additionally cleaning of th
22. ard Reader Once a card has been scanned it will remain in the Card Reading buffer until it is cleared using Output Coil 6 Clear Card Reading If the user attempts to scan another card before the current reading has been cleared the existing card data is retained and Page 20 of 41 2v10DT091006 the new card data is ignored To indicate this situation the Power Comms LED will flash 5 times When no card has been scanned the Card Reading buffer will contain all zeros Example Modbus Comms As an example to read the Digital Inputs and Card Data from a Sentry that has been set with a Modbus Slave Address of 17 you would send ADDR FUNC Data Start Data Start Data of Data of Error Check Reg HO Reg HO Regs HO Regs LO Field 11 03 00 01 00 03 CRC The response you would get would be ADDR FUNC Byte Data Data Data Data Data Data Error Count Output Output Output Output Output Output Check Reg HO Reg LO Reg HO Reg LO Reg HO Reg LO Field 40002 40002 40003 40003 40004 40004 11 03 06 00 DI A B C CRC Modbus data reading sequence Sentry IS Card Reader User Manual The Card Data is read as DCBA For example if A 55 Hex B 20 Hex C 01 Hex and D 00 Hex then the card data in hex would be 00012055 Hex or 73813 Decimal If the host polls the Sentry when no card has been
23. associated function Type Short Long Function Command Address Address Codes Read Input Coils 0 30001 FC02 Read Proximity Switch Input 1 1 30002 FC02 Read Proximity Switch Input 2 2 30003 FC02 Read Digital Input 1 3 30004 FC02 Read Digital Input 2 4 30005 FC02 Reserved read as 0 5 30006 FC02 Reserved read as 0 6 30007 FC02 Read Card Present Bit 7 30008 FC02 Reserved read as 0 Read Input Register 0 50001 FC04 Read Data Pending Bit 15 Card Present 1 50002 FC04 Reserved read as 0 2 17 50003 FC04 Card Data ASCII 18 19 50019 FC04 Card Data 35 50036 FC04 Read Software Version Force Output Coil 108 60109 FC05 Clear Card Data Input Buffers 112 60113 FC05 Enable User LED 113 60114 FC05 Disable User LED 114 60115 FC05 Flash User LED Write Output Register 4 70005 FC06 Set Card Reader Mode 1 One Shot 2 Disable 3 Enable 5 70006 FC06 Set Digital Outputs 0 Dig Out 1 On 1 Dig Out 1 Off 2 Dig Out 2 On 3 Dig Out 2 Off Sentry IS Card Reader User Manual Page 22 of 41 2v10DT091006 Option 5 Option 6 Sentry IS Card Reader User Manual Safe Area Sentry connections Although designed to be used in hazardous areas the Sentry is equally suitable for non hazardous area use The combination of a robust design long distance communications digital inputs proximity detectors and digital outputs make its use sensible for other harsh rather than hazardous area uses In this case many of t
24. ch leads these card to be very expensive in comparison with proximity cards The technology used for proximity cards is very different to the Wiegand technology In this case the communication between card and reader is via radio waves so called RFID and thus no physical contact between card and reader is needed for a card to be read The card need only be held close to the reader head for a successful read to take place This also allows the card to be a variety of different types e g key fobs as there is no card swipe necessary The proximity reader also provides an extra digital input which is used to indicate a Card s presence This is frequently dictated by site requirements but where the card type not predetermined then in our opinion we suggest EM cards for the Far East and MIFARE in the rest of the world unless you have to be compatible with an existing site system where we can provide Wiegand and HID solutions Page 38 of 41 2v10DT091006 Appendix D Specifications Certification Ambient temperature Ingress protection Enclosure Supply voltage Data protocol Card formats Proximity Inputs Digital Inputs Digital Outputs Multi drop Baud rate Mechanical Connections Sentry IS Card Reader User Manual ATEX EEx ia IIC T4 Zone 0 Division 1 SIRA Certificate No S9ATEX2138X 20 C to 60 C operating 40 C to 70 C Storage IP65 to EN 60529 Epoxy painted
25. ches e proximity switch inputs intended for connection to intrinsically safe inductive proximity switches The Sentry has the following safety description _J3 power or J5 power supply comms _ J10 J11 digital outputs _ Ui 28V Ui 28V Ti 254 mA Pi 07W Pi 12W Ci 57nF ci 8 nF Li 0 Li 0 J9 connection to mercury terminal J4 power output J7 J8 proximity switch outputs Ui 29 4V Ci 0 203 uF Ui 0 Pi 12W Li 0 Ci 10 255 uF Ci 57nF Uo 12 6V Uo 66V Li 0 Io 254mA Io 254mA Uo 0 Po 12W Po 12W Co 0 947 Co 11 745 uF Lo 250 uH Lo Ro 29 uH Q No equipment containing inductance may be connected to this output the Lo Ro value refers to the connecting cable Variation 1 This variation introduced the following change and was removed by Issue 1 i The introduction of an alternative manufacturing site This certificate and its schedules may only be reproduced in its entirety and without change Sira Certification Service Rake Lane Eccleston Chester CH4 9JN England Page 2 of 4 Tel 44 0 1244 670900 Fax 44 0 1244 681330 Email info siracertification com Web www siracertification com Form 9400 Issue1 sira CERTIFICATION SCHEDULE EC TYPE EXAMINATION CERTIFICATE Sira 99ATEX2138X Issue 4 Variation 2 This variation introduced the following change i The recognition of a new proximity card reader design to provide
26. e equipment should be done only with a damp cloth 15 2 As painted aluminium is used at the accessible surface of this equipment in the event of rare incidents ignition sources due to impact and friction sparks could occur This shall be considered when the Sentry cardreader is being installed in locations that specifically require group II category 1G equipment This certificate and its schedules may only be M ngs P reproduced in its entirety and without change Sira Certification Service Rake Lane Eccleston Chester CH4 9JN England Tel 44 0 1244 670900 Page 3 of 4 Fax 44 0 1244 681330 Email info siracertification com Web www siracertification com Form 9400 Issue1 16 17 17 1 17 2 17 3 This certificate and its schedules may only be reproduced in its entirety and without change sira CERTIFICATION SCHEDULE EC TYPE EXAMINATION CERTIFICATE Sira 99ATEX2138X Issue 4 ESSENTIAL HEALTH AND SAFETY REQUIREMENTS OF ANNEX II EHSRs The relevant EHSRs that are not addressed by the standards listed in this certificate have been identified and individually assessed in the reports listed in Section 14 2 CONDITIONS OF CERTIFICATION The use of this certificate is subject to the Regulations Applicable to Holders of Sira Certificates Holders of EC type examination certificates are required to comply with the production control requirements defined in Article 8 of directive 94 9 EC Resistor
27. eeesseeeenesenseeesaes 32 Appendix C Brief Guide to Card Technologies ceeeseeseeereeeeee 38 Appendix D SPeCiiCaiOns Ainciviteeboud cx desunscnaiviniiidy aati 39 Appendix E Sentry Product Flyet csccssscsssscrsosserserereressetenees 40 Sentry IS Card Reader User Manual Page 3 of 41 2v10DT091006 Introduction The Sentry card reader system is an Intrinsically Safe card reader designed to read a variety of different card types in hazardous areas A complete Sentry card reader system comprises of 3 main components e A R507 barrier mounted in the safe area The Sentry Base Unit with the processing and communications electronics P174 Board affixed in the hazardous area connected to the fixed wiring e The Sentry Lid containing the appropriate reader head the reader electronics and a safety barrier encapsulated together into a module mounted behind the RF transparent window and the status LEDS There are 3 variants of the Sentry Base Units e Hazardous area Serial communications version supporting point to point multi drop and Modbus communications standards e Safe area Serial Communication version e Hazardous area Wiegand Output Version A Wiegand Output kit comprising of a P510 Module and barriers is also needed Currently there are four Sentry Lids available These are e Wiegand Swipe Card e EM Proximity Card e MIFARE Proximity Card HID Proximity Card H10301 amp H10306 Format
28. entry IS Card Reader User Manual Page 10 of 41 2v10DT091006 Power On The exact operation of the Sentry card reader depends upon the type of card reader head fitted The description below is for a hazardous area Serial communications version with a proximity card reader and significant difference will be highlighted If we ignore the slight differences introduced by the different reader heads for the moment the principles of operation are very similar Assuming the device is correctly wired when the 24V power is applied to the R507 barrier amp communications interface the Power Comms LED Indicator The uppermost one will alternate between RED and GREEN whilst the other indicators will flash RED Power Comms LED Red or Green Card Present LED Red Only Host Programmable LED Red Only Illustration 5 Showing the LED Indicators Sentry IS Card Reader User Manual Once the unit has performed its start up tests the Power Comms LED Indicator is illuminated green to show the unit is powered and ready for operation When a card is read the Power Comms LED Indicator briefly changes colour from green to red to indicate a successful read and the Card Present LED will be illuminated whilst the proximity card is within the RF field The data from the card is then decoded and this data is sent back to the safe area where it is available from the barrier and communications interface in Serial RS232 422 485 format as
29. find the hazardous area terminal characteristics NOTE J7 is described from a safety perspective as a Proximity Switch Output since our circuitry puts a very small tightly controlled amount of energy out to operate the sensor In addition two whetted Digital Inputs are provide on J8 Terminals 1 to 3 to allow direct connection to simple equipment such as a microswitch Two opto isolated digital outputs are provided on J10 and J11 which can be used to control annunciators or indicators for example in the hazardous area Page 25 of 41 2v10DT091006 Appendix A Certificates The EC ATEX DELARATION OF CONFORMITY and the EC TYPE EXAMINATION CERTIFICATE for the Sentry Card Reader from Mercury IMC Limited are shown in the subsequent 5 pages Sentry IS Card Reader User Manual Page 26 of 41 2v10DT091006 EC ATEX DECLARATION OF CONFORMITY Name of Manufacturer Address of Manufacturer Mercury IMC Ltd George House Derwent Road York Road Business Park MALTON North Yorkshire YO17 6YB We declare under our sole responsibility that the undernoted equipment conforms with the protection requirements of Council Directive 94 9 EC on the approximation of the laws of the member states relating to equipment and protective systems intended for use in potentially explosive atmospheres EQUIPMENT Notified body EC type examination certificate Applicable standards atmospheres General Requirements inc Other applicable Directi
30. from the Sentry The Wiegand DO D1 data is regenerated and driven out of the Sentry Digital Outputs This information can then be sent to the safe area using a standard switch barrier As serial communications are not required a standard power barrier can be used to power the Sentry in the hazardous area Drawing number P174 115shows the system connection for this configuration see Appendix B Page 23 of 41 2v10DT091006 The configuration links LK5 and LK6 also have a different meaning as detailed below Operating Mode LK6 DO D1 outputs normal Off DO D1 outputs inverted On Operating Mode LK5 Reserved Off Reserved On Sentry IS Card Reader User Manual Page 24 of 41 2v1ODT091006 Hazardous Area Le Sentry Expansion Connections Sentry IS Card Reader User Manual The Sentry has been designed with system solutions in mind and as such has input output capability to interface with other equipment However it is important to note that any equipment connected to the Sentry in the hazardous area must not infringe the rules governing equipment for such areas For example the Sentry digital inputs must only be connected to equipment that complies with the safety description for the inputs Two Intrinsically Safe NAMUR proximity sensors can be connected directly to the Sentry Card Reader using terminals 1 to 3 on terminal block J7 Refer to page 2 of the SIRA ATEX Certificate in Appendix A to
31. from the card reader and R 52 Hex when transmitted to the card reader ID is the identification of the source of the block It is a single byte used to distinguish between the various sources of block data Possible values are B 42 Hex if the block contains Wiegand card swipe data E 45 Hex if the block contains Digital Input data G 47 Hex if the block contains Proximity card swipe data V 56 Hex if the block contains Software Version data DATA is the field used to send information DMY is a single character whose value is chosen to ensure that the following CSUM byte is not a control character The value of DMY is usually 00 Hex but if this would result in the CSUM being a control character the DMY would be set to 20 Hex CSUM is a single byte checksum character This is the 7 bit negated algebraic sum of all the characters in the string from the STX up to and including the DMY byte lt ETX gt is the End Transmission character 03 Hex Data Only If data only is selected as the output structure only the hex ASCII data is output with no header or trailer characters Barcode Compatible Contact the factory if hazardous area connections to a Mercury 2e or 2 are required Sentry IS Card Reader User Manual Page 16 of 41 2v10DT091006 Escape Sequences Card Media Specifications Sentry IS Card Reader User Manual The Card Reader responds to the following escape sequences which are a
32. he constraints imposed by hazardous area equipment legislation can be disregarded making system connection altogether simpler Drawing number P174 116 shows the system connection for this configuration see Appendix B The major difference is that devices can be connected direct to the Sentry s RS485 422 terminals rather than through a barrier of any kind Similarly input output devices can be connected directly to the Sentry as long as the power requirements can be met without recourse to either flame proof boxes and safety characteristics The only other requirement for the safe area Sentry is a power supply of 24V at 100mA A 15V supply output is also available for devices in order to use the open collector digital outputs or for supply purposes Wiegand Output Mode The Sentry can be ordered from the factory with different firmware that provides a Wiegand output mode specifically designed for when a hazardous area card reader is required to interface with a traditional security and access control system The operation of the Sentry in Wiegand Output mode is entirely different from any of the serial communications mode detailed above For example neither the User LED nor the Digital Outputs can be accessed since there is no way to send information to the Sentry and neither the card proximity information not the Digital Inputs nor the Proximity Switch Inputs can be used as there is no method of transmitting this info
33. ied out in the safe area This is because the four wires in the hazardous area carry both power and communications and it is therefore impossible within the constraints of Intrinsically Safe equipment design to carry sufficient power from one safe area connection to power a number of Sentry units Page 18 of 41 2v10DT091006 Drawing No P173 113 shows the necessary connections in this configuration for a full duplex host connection allowing two way data flow simultaneously see Appendix B Option 3 IS Sentry in standard Modbus Mode To operate in this mode the Telemetry Mode in the configuration string has been set to mb This operation is similar to the multi drop mode in so much as it can be used where a number of Sentry units are required to interface to a single port on the host device and the units are wired in exactly the same manner only the configuration string used to set up the Sentry would be different Below is a table of Modbus registers coils and their associated function Type Short Long Function Command Address Address Codes Read Holding Register 0 40001 FC03 Read Software Version 1 40002 FC03 Read Digital Inputs 2 17 40003 FC03 Read Card Reading 40018 Read Input Register 0 50001 FC04 Read Software Version 50002 FC04 Read Digital Inputs 2 17 50003 FC04 Read Card Reading 50018 Force Output Coil 0 60001 FC05 Enable User LED 1 60002 FC
34. n as Configured mode A configuration string is uploaded to the card reader via the communications port using any ASCII terminal This is initiated by the keyword config followed by the configuration data itself The configuration string must be terminated by the character to invoke a transfer from the input buffer to non volatile memory Mercury IMC Ltd also provide a simple Windows program that can be used to configure the Sentry See http www mimc co uk downloads sentry_tester zip The string follows the following format config baud rate parity word length number of stop bits telemetry mode telemetry address output structure acknowledge enable start stop bit operation Available options are shown in the table below bold values denote the default setting Parameter Option Baud Rate 1200 2400 4800 9600 19200 Parity None Odd Even Mark Space sent as n o e m s Word Length 7 8 Stop Bits 1 2 Telemetry Point to Point Multi drop Modbus Mode Mercury 2 Modbus sent as pp md mb m2 Telemetry 1 to 64 Address Note omit this if configuring as Point to Point mode Output Data Only Mercury Multi drop Format Structure Data lt ETX gt Mercury Barcode Input Compatible sent as 0 1 2 Muti drop Disabled sent as 0 Acknowledge Enabled sent as 1 Multi mode In Proximity mode Start stop bit Include start stop parity bits sent a 0
35. ning that the enclosure is made of LM24 grade Aluminium and there is the potential for sparking to occur by impact or friction from objects hitting it Hence position protect the unit so that it is unlikely to be struck All trademarks are acknowledged as the property of their respective owners This document shall not form part of any contract Specifications are subject to change without notice and Mercury HMI Ltd accepts no liability of any kind for errors or omissions Sentry IS Card Reader User Manual Page 2 of 41 2v20DT091202 Introduction sesesseseseroeseseroeseseeoeseseroseeserorseseroreeserorsesororeesoesoesorsoeseeeseese 4 Certification Standard cccccccssscssecscesssesssvscesssessscsscsesssoesssesess 5 Installaatio Msie noesiisnsnssesioiosrsnsisrososisiesns i ieni ene ias 6 OVEIVI EW ar a a rand a E A A E A EE A i 6 Mounting the Sentry Card Readel cscescesceseeseeeeeeseeeeeeeaeeneeeneees 7 Weatherproofing sessseesesseessessreseeseessreseeseessreseesersereseesseeseeseesseeseesse 7 Hazardous Area Connections sseseessessseesseseeseseseesessesetstessresseesseesse 7 Safe ATeneo eE ANRT E e e E T leitch tunis s 9 Safe Area Connections se sessseseressessesessessessestesessessesosstesseesseesseesee 10 OPOPAtlOM ssssiiecssuasssicassessecnnccasocassecevessessouneanddeacadsdesssuaseseuonsannsvadssvenspe sen 11 Power Omoios aa a e E e ia A aaron eae 11 Set Up amp Configuration
36. ntrinsically Safe Interface Module provides galvanic isolation between the 24V D C power amp host communication ports and the I S hazard area connection These connections to the Sentry allow a cable length of up to 1 kilometre The R507 communication ports provide for RS232 and differential transmit and receive terminals for RS422 485 with tri state control The Sentry should be ordered as a complete unit comprising electronics box and appropriate reader head as required The Sentry can then be mounted on any convenient flat surface using the four holes provided The dimensions of the box excluding the card reader head are shown in the diagram below Maximum width of Sentry Card reader is 224 mm 204 mm between mounting centres 3 0 2l 2 3 alc o O oE 10 5 wn Maximum Height of Sentry Card reader is 122 mm Illustration 2 Sentry Mounting Hole Centres Sentry IS Card Reader User Manual Page 6 of 41 2v10DT091006 Mounting the Sentry Weatherproofing Hazardous Area Connections Sentry IS Card Reader User Manual To affix the Sentry Card Reader to a surface prepare by drilling four holes 204 mm apart in width and 82 mm apart in height refer to Illustration 2 Carefully remove the Sentry Lid containing the reader head and LEDs supporting the lid so that the cables are not put under strain If this is not possible carefully remove reader head plug from J2 see Illustration 4 and the LED assembly
37. on to R507 IS Interface Module Non IS version 2 wire power and 2 or 4 wire communications Page 39 of 41 2v10DT091006 Security and Access Control Systems Wiegand HID or EM Proximity Cards Robust All Weather Protection Multi Drop and MODBUS Enabled The Sentry Card Reader is designed for use in hazardous or harsh environments with versions able to read a range of different card technologies ATEX Certified to EEx ia IIC T4 the Sentry is Intrinsically Safe IS and suitable for use in the most hazardous of areas including those classified as Zone 0 Div 1 with a constant risk of an explosive atmosphere Proximity cards A non contact technology where a card is read by passing it within a few centimetres of a radio frequency window on the front of the Sentry With proximity technology the identification media can take a number of different formats including a key fob device as an alternative to the standard Proximity card Currently HID and EM4001 or compatible devices can be read with a Sentry Wiegand cards A high security swipe card where data is encoded using wires embedded within the card during manufacture Card data cannot be changed or reprogrammed Wiegand cards are robust and reliable but relatively expensive Operation with Bar Code and Magnetic stripe card technologies is under development taking advantage of the Sentry s modular design Communication with an IS Sentry is via the R0
38. poxy painted aluminium alloy Weight 1 7Kg with HID reader Supply voltage 20 to 32 Volts D C at approx 40 mA dependent on reader used Data protocol Based on VT 100 compatible with Mercury 2 Terminal amp Mercury 2 Modbus Your local distributor Card formats Currently Wiegand swipe cards and HID and EM4001 or compatible proximity card reader heads are available The Sentry is also designed to work with barcode and magnetic cards Inputs 2 Inputs characterised for direct connection to proximity switches and 2 general purpose Digital Inputs Outputs 2 opto isolated Digital Outputs Multi drop Up to 32 Sentry Card Readers Baud rate 1200 to 9600 baud with existing barriers Up to 19 200 baud with the Mk2 R007 IS Interface and Non IS version Communication Interfaces S Version Requires R007 IS Interface Module Non IS version RS422 or RS485 ROO7 not required Mechanical Height 120 00mm Width 220 00mm Depth 80 00mm proximity reader or 110 00mm wiegand reader Connections IS version 4 wire connection to ROO7 IS Interface Module Non IS version 2 wire power and 2 or 4 wire communications Reader heads to suit card formats and IS Non IS versions are factory configured SENTRY ONLY IS Interface Module 4 cores RS232 422 485 Sentry IS Card Reader nio iim N HAZARDOUS AREA SAFE AREA WITH MERCURY 2 IS 9 Mercury 26 interfaca 4 cores up to 1 km IS
39. s R3 R8 R10 and R13 on the proximity card reader shall have a minimum parallel resistance of 1 93 Ohms These components are listed on drawings P501 023 F and P174 020 Tel 44 0 1244 670900 F 9400 I 1 Page sors Fax 44 0 1244 681330 ai or Email info siracertification com Web www siracertification com Sira Certification Service Rake Lane Eccleston Chester CH4 9JN England Appendix B Wiring Drawings P172 112 I S Sentry using R507 with RS232 Communications P172 113 I S Sentry using R507 with RS422 Communications P172 114 I S Sentry Peripheral Wiring P172 115 I S Sentry using Wiegand Output Comms for Security Systems P172 116 Safe Area Sentry RS422 Communications Sentry IS Card Reader User Manual Page 32 of 41 2v1ODT091006 24V OV Ground From Host Tx Out To Host Rx In Sentry Card Reader 15V Proximity DC Safe Area Switch Digital Out RS422 85 Inputs Inputs Q e sisseyd NOS e N lt J6 J7 J8 1 2 3 4 1 2 3 1 2 3 4 ol Inter Haz Digital Outputs AG 1X9 e re 1 J J10 J11 2 1 2 1 2 3 1 NN Related Product Document The QAN Responsible Person must Approve any Changes or ECNs This drawing may not be reproduced without the consent of Mercury IMC Ltd Mercury IMC Ltd 2008 Mercuryn 4 Tite Wiring Diagram IS Sentry using RS232 2 1 0 14Sep
40. s would satisfy safety and operating requirements Illustration 4 Inside view of the Sentry showing Key Components Sentry IS Card Reader User Manual Page 8 of 41 2v10DT091006 Safe Area For hazardous area use the Sentry must be connected to the R507 barrier amp communications interface The R507 must be located in the safe area An illustration of the interface module which is designed to be mounted on a DIN rail is shown below i R507 I S INTERFACE MODULE Mercury Malton YO17 6YB UK Epsilon O6ATEX2107 Ex ia IIC YOM SIN Se We en 4 Wire Rx1 Power Comms amp Tx2 Signalling TXIT 2 ee amp O V 2 S 2 O SAFE AREA HAZARDOUS AREA 19 11V Vin 20 35Vdc Uo wie lin typ 80mA F N vit noe 33uH Ohm Tamb 20 C to 60 C ae Installation must conform 7 to EN 60079 14 Illustration 3 The R507 IS Power amp Comms Isolator Sentry IS Card Reader User Manual Page 9 of 41 2v10DT091006 Safe Area Connections For safe area use the hazardous area parameters are not applicable and any suitable communications cable can be used In a safe area application the host can be connected directly to the Sentry card reader RS422 connections as shown in Appendix B The wiring terminals are screw terminals on a 5 08 mm pitch each capable of accepting 2mm diameter cores or ferrules For connection details of power and signals see the wiring diagrams in Appendix B S
41. ves Authorised Person Position Signature Place and date of issue Sentry Cardreader SIRA Certification Services SIRA Test and Certification Ltd Hazardous Area Centre Rake Lane Eccleston Chester CH4 9JN ENGLAND notified body number 0518 SIRA 99ATEX2138X EN50014 1997 A1 and A2 Electrical apparatus for potentially explosive ammendments Al and A2 ENS50020 1995 Electrical apparatus for potentially explosive atmospheres Intrinsic safety i EN50284 1999 Special requirements for construction test and marking of electrical apparatus of equipment group II Category 1 G 89 336 EEC the EMC directive Mark Chappell Director Malton North Yorkshire 1 August 2004 sira CERTIFICATION 1 EC TYPE EXAMINATION CERTIFICATE 2 Equipment intended for use in Potentially Explosive Atmospheres Directive 94 9 EC 3 Certificate Number Sira 99ATEX2138X Issue 4 4 Equipment Sentry Cardreader 5 Applicant Mercury IMC Limited 6 Address George House Derwent Road York Road Industrial Estate Malton Yorkshire Y017 6YB UK 7 This equipment and any acceptable variation thereto is specified in the schedule to this certificate and the documents therein referred to 8 Sira Certification Service notified body number 0518 in accordance with Article 9 of Directive 94 9 EC of 23 March 1994 certifies that this equipment has been found to comply with the Essential Health and Safety Requirements relating to the
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