Betriebsanleitung Maschinensicherheitssensor Serie 671 Operating
Contents
1. Note The switching distance can be reduced when all off set tolerances are used see Mounting Date 20 07 2004 28 elobau amp Air gaps switching distance mm for safe switching func tion correct operation of the elobau central control unit ON OFF MIN OFF Magnet N S N S N S N S 671271 lt 4 A gt 11 gt 17 20 5 23 gt 16 gt 23 671261 lt 4 27 gt 14 gt 20 20 5 23 671262 lt 4 27 gt 16 gt 20 20 5 23 671V62 N normal magnet S strong magnet MIN Minimum air gap enables a system restart Note Only use strong type magnets when an operating gap of more than 4 mm is required When choosing and installing the magnets gt Observe maximum allowable opening of the guard 29 Date 20 07 2004 elobau amp 1 6 Marking The machine safety sensors are marked with an adhesive label in accordance with RL 94 9 EC ATEX Apart from the manu facturer s full address other information is shown on the label is Marking Meaning 9II 1G EEx ia IIC T6 T5 Il 1 2G EEx ia IIC T6 T5 Il 2G EEx ia IIC T6 T5 amp Il 2G EEx m II Te T5 Il 2D IP68 10bar T105 C Version BVS 03 ATEX Approval authority identification num ber F No Manufacturing number QE CE marking and T V certificate num ber X Note about special conditions for the safe use of the device in the Proto t2. a and 2 0 5 mm On 2b Off cannot be switched from this position 2c Off can be switched on again 4 1 Models The machine safety sensors differ mainly in their different con nection terminals see contact configuration on the foldout Model Contact configuration 671261 Three Normally Open contacts 4 wire 671262 Two Normally Open contacts 3 wire 671V62 Two Normally Open contacts 4 wire 671271 Normally Open Normally closed contacts 4 wire Date 20 07 2004 38 elobau amp The ATEX licensed resin encapsulated machine safety sensors are suitable for the following control units Sensor Evaluation unit 671 261 463 13 462 151G 671 262 462 14 E1 671 V62 462 151 E1 462 1 1 H1 462 M41 H3 462 M51 H 1 671 271 462 12 G1 462 12 E1 462 121 H 463 12 gt Do not use an elobau Central Control units in conjunction with intrinsically safe versions of the sensor 39 Date 20 07 2004 elobau amp 5 Mounting Risk to life due to improper installation gt Ensure the sensor is installed and com missioned by specially trained and autho rised personnel only Danger y 2 Note additional installation instructions see Special conditions for safe use gt For EEx m units install suitable fuses to prevent excessive temperature rise of the machine safety sensor Consider the following
3. 2 x 0 75 mm 3x0 75 mm U Y UL 2517 PVC gray 3 x 0 75 mm 4x0 75 mm h Others 0 no protective conduit 1 Protective conduit PVC coated metal 2 Protective conduit Anaconda D L 1 2 ij Others Customer specific kl Others Extra cable length standard 1m Optional for intrinsically safe version gt blue cable coating or gt marked with blue heat shrink tubing 25 Date 20 07 2004 elobau amp 1 2 Electrical specification sensors not oper ated in intrinsically safe mode Sensor 671 M 671 N Type 671 zm M 671 Ape XX Voltage rating 24 24 V AC DC Rated current mA static 60 150 Rated current mA dynamic 500 for 2 500 for 2 seconds seconds Power rating W VA 5 5 Temperature class T6 T5 T6 T5 max ambient temperature 2G 70 C 85 C 50 C 70 C max ambient temperature 2D 85 C 70 C Protection class IP 68 10 bar IEC 529 gt Ensure that the sum of all component currents does not exceed the given current rating of the sensor gt Ensure that the maximum rated current per switching contact does not exceed 50 mA Date 20 07 2004 26 1 3 Electrical specification sensors operated in intrinsically safe mode 27 elobau amp Sensor 671 671 K Type 671 9 671 nhe Voltage rating U V AC DC 24 24 Current rati
4. elobau amp The following example and table shall explain the designations of the machine safety sensors gt Example 2671271MUO gt 6abcde f g h ijkl Characteristic Meaning 6 Model 6 Ex version Sensors ab Housing type 71 gt M30 stainless steel housing material no 1 4571 1 4305 or 1 4401 gt Resistors and reed contacts resin encapsulated gt Cable output with wire ends c Variant 2 Machine safety sensor MSS V Machine safety sensor MSS two isolated contacts 4 wire de Switch type 61 Three Normally Open contacts system 62 Two Normally Open contacts system 71 Normally Open Normally Closed con act system f Ex version M resin encapsulated EEx m without earth terminal or connection to non intrinsically safe circuits N resin encapsulated with earth terminal or connection to non intrinsically safe circuits I intrinsically safe EEx ia without earth erminal or connection to intrinsically safe cir cuits K intrinsically safe with earth terminal or connection to intrinsically safe cir cuits Date 20 07 2004 24 elobau amp Characteristic Meaning g Cable 1 Boflex W PVC gray 2 x 0 75 mm 3 x 0 75 mm 4 x 0 75 mm 2 SIHSI silicone red 2 x 0 75 mm 3 x 0 75 mm 3 BOY11Y PUR black 2 x 0 75 mm 3x0 75 mm 4 LIYCYW PVC shielded 2 x 0 75 mm 3 x 0 75 mm 4 x 0 5 mm 5 SXCS silicone shielded
5. Cables approved for 2D applications after electrostatic test 8 digit of part Cable numbering system 1 Boflex W PVC gray 2 x 0 75 mm 3x0 75 mm 4 x 0 75 mm 2 SIHSI silicone red 2 x 0 75 mm 3x0 75 mm 3 BOY11Y PUR black 2 x 0 75 mm 3 x 0 75 mm U Y UL 2517 PVC gray 3 x 0 75 mm 4x 0 75 mm Cables cleared for 1G after electrostatic test 8 digit of part Cable numbering system 4 LIYCYW PVC shielded 2 x 0 75 mm 3x 0 75 mm 4 x 0 5 mm 2 Intended use 2 1 Application Two types of ATEX licensed machine safety sensors are availa ble 2 Resin encapsulated gt Za 2G EEx m II T6 T5 gt il 2D IP68 10bar T105 C 2 Intrinsically safe gt 1G EEx ia IIC T6 T5 ZOU 1 2G EEx ia IIC T6 T5 Za 2G EEx ia IIC T6 T5 Date 20 07 2004 32 elobau amp The ATEX licensed machine safety sensors have been manu factured in compliance with the requirements of category 2 G D They are used in the following zones gt 2G in zone 1 gt 3G inzone2 gt 2D in zone 21 gt 3G in zone 22 Intrinsically safe variants EEx ia conform to the requirements of category 1 G 1 2G 2G With an approved safety barrier installed the intrinsically safe models may also be used in the following zones gt 1G inzoneO gt 1 2G in the separating wall between zone 1 and zone 0 Note The direct application of EEx ia sensors in connection with elobau central control units and a
6. N 50028 Electrical devices for potentially explosive areas resin encapsulation EN 50281 1 1 Electrical devices for use in areas where flammable dust is present EN 50284 Device group II category 1G Date 20 07 2004 34 elobau amp 2 3 Safety hazards Risk to life due to electrostatic discharge N gt Wipe plastic parts with a damp cloth only gt Electrostatically earth all operational com Danger ponents gt For EEx m units install suitable fuses to prevent excessive temperature rise of the machine safety sensor Consider the following criteria when choosing the fuse gt Current rating as given in the rating specifications for the Switch contact switch electronics see Electrical specifi cations take note of temperature class and ambient temperature gt Breaking capacity according to the potential short circuit gt current of the supply at the installation site For personal protection only use with approved safety moni toring equipment Observe regulations for personal safety Operate the machine safety sensor only if its housing is com pletely undamaged Do not operate a sensor if its housing is damaged in any way To determine the temperature class in dependent upon the ambient temperature see Electrical specifications oo 00 0 35 Date 20 07 2004 elobau amp 3 Special conditions for safe use 3 1 Intrinsically safe sensors marked 1G EEx ia IIC T5 T6 Connect the
7. Pages Pagine 89 Datum 20 07 2004 elobau amp elobau Elektrobauelemente GmbH amp Co KG Postfach 1265 88306 Isny Allg u Germany Werk Zeppelinstr 44 88299 Leutkirch Germany Tel 49 75 61 970 0 Fax 49 75 61 970 100 E Mail info elobau de Web www elobau de C 0123
8. criteria when choosing the fuse gt Current rating as given in the rating specifications for the Switch contact switch electronics see Electrical specifi cations take note of temperature class and ambient temperature gt Breaking capacity according to the prospective short cir cuit current of the supply net at the installation site Ensure that only one power supply circuit potential is used for EEx ia applications Observe standards relating to the installation of electrical devices in potentially explosive areas Ensure that the mounting distance between two sensors is at least 50 mm Observe markings on machine safety sensor and actuation magnets Ensure that the alignment marks on both the sensor and the actuation magnet are facing each other Any direction of approach of the magnet to the sensor is acceptable gt Do not install sensor and actuation magnet in ferrous mate rial Where necessary use 20 mm of non ferrous spacer around the sensor gt Use non ferrous screws for mounting the actuation magnet In order to prevent easy removal a plasic socket head screw insert 351040 is recommended for socket head screws to DIN 7991 M5 gt Ensure that the sensor and actuation magnet are not instal led in the presence of strong magnetic fields gt Keep away from ferrous swarf OO OO O Date 20 07 2004 40 elobau amp Ensure that sensors and actuation magnet are not used as mechanical stops Secu
9. criterion is met gt temperature class T6 T5 at a maximum ambient tempera ture of 50 C 70 C 3 4 Encapsulated Sensors not intrinsically safe marked 2G EEx m II T5 T6 2D IP68 10bar T105 C gt Connect wire ends of the sensor according to the applicable installation rules 2 Protect the sensor circuit with a fuse taking the following cri teria into consideration gt current rating as given in the rating specifications for the Switch contact switch electronics see electrical specifica tions take note of temperature class and ambient temperature gt breaking capacity according to the prospective short cir cuit current of the supply net at the site of installation For category 2G applications gt Ensure that at a current rating of 60 mA 150 mA the following criterion is met gt Temperature class T6 T5 at a maximum ambient temper ature of 50 C 70 C For category 2D applications gt Connect the metal housing of the sensor to the earth point 37 Date 20 07 2004 elobau amp 4 Function These non contacting machine safety sensors utilise reed con tacts A control unit monitors the sensor for all open and short circuits A coded magnet is used to operate the sensor without making physical contact The actuation magnet approaching the machine safety sensor has the following effect in relation to the safety output of the elobau central control unit Distance Evaluation unit
10. elobau Cp Betriebsanleitung Maschinensicherheitssensor Serie 671 Operating instructions Machine safety sensor series 671 gt Notice d utilisation Capteurs de s curit pour machines s rie 671 CD Istruzioni d impiego Sensori di sicurezza per macchine serie C 0123 Made in Germany Datum 20 07 2004 Homologation USL CSL Ammessi a norma USL CSL uerg Environmental Type 1 USL CSL Zulassung USL CSL approval aC Zertifikatnummer Certificate number Numero certificat Codice certificazione BVS 03 ATEX E 126 X Kennnummer TUV T V ID number Numero de certification T V Codice certificazione TUV C 0123 Eigensichere Ausf hrung Intrinsically safe modelVersions s curit intrins que Modelli operanti a sicurezza intrinseca amp 9tl 1G EEx ia IIC T6 T5 Za 1 2G EEx ia IIC T6 T5 Zou 2G EEx ia IIC T6 T5 Vergussgekapselte Ausf hrung Encapsulated model Version enrob s Incapsulati nella massa di sigillature Zo 2G EEx m II T6 T5 Staubausf hrung Dust model Versions poussi re Esecuzioni polvere E211 2D IP68 10bar T105 C X Hinweis in der Baumusterpr fbescheinigung Betriebsanleitung auf besondere Bedingungen f r die sichere Anwendung des Ger tes X Note about special conditions for the safe use of the device in the Proto type test Certificate Operating Instructions X Renvoi des conditions particuli res pour une utilisation s re de l a
11. ng I mA static 60 150 Current rating I mA dynamic 500 for 2 500 for 2 seconds seconds Power P mW 500 500 Temperature class T6 T5 T6 T5 max ambient temperature 70 C 85 C 50 C 70 C gt Ensure that the sum of all component currents does not exceed the given current rating of the sensor gt Ensure that the maximum rated current per switching contact does not exceed 50 mA Effective internal capacitance and inductance Cable length lt 10m 50m 100m lt 200m Effective internal 2nF 7 nF 12 nF 24 nF capacitance C Effective internal 10 uH 50 uH 100 uH 200 uH inductance Li Date 20 07 2004 elobau amp 1 4 Mechanical specification Housing material VA 1 4571 alternatively VA 1 4305 1 4401 Cable gland NBR M12x1 5 Mounting Sensor housing has M30x1 5 external thread for use in either a threaded hole or with lock nuts Ambient temperature range 25 C 70 C temperature class T6 Current rating I 0 60 mA 25 C 85 C temperature class T5 25 C 85 C II 2D Ambient temperature range 25 C 50 C temperature class T6 Current rating I 60 150 25 C 70 C temperature class T5 mA 25 C 70 C Il 2D 1 5 Actuation magnets Possible actuation magnets 304 200 00 V 304 200 00 VH hygiene magnet 304 200 00 VS magnet strong 304 200 00 SH hygiene magnet strong
12. old out page Note The EEx ia model in connection with a safety barrier cannot be directly connected the elobau central control unit Date 20 07 2004 42 elobau amp 5 2 Commissioning Danger of improper handling and installa N tion gt Ensure the sensor is installed and com Danger missioned by specially trained and autho rised personnel only gt Ensure that the machine safety sensor are only operated in the permitted areas see Intended use gt Note the specifications given on the type plate gt Electrostatically earth all operational components when using them 6 Maintenance 6 1 Measures gt ATEX licensed machine safety sensors must be serviced and cleaned at regular intervals gt Determine suitable maintenance intervals depending upon environmental conditions Ensure that any servicing measures are only undertaken by elobau staff or by persons specially trained by elobau Do not modify machine safety sensors Replace components only by authentic replacement parts that have been approved for use in potentially explosive areas oo 0 6 2 Disposal gt Dispose of used parts and unwanted packaging in accor dance with the regulations of the country in which the device is installed 43 Date 20 07 2004 Artikelnummer Article Number R f rence Codice articolo 900500 Version Version Version Versione 1 2 Datum Date Date Data 20 07 2004 Seiten Pages
13. ppareil dans l attestation de contr le des mod les instructions d op ration X Indicazione di condizioni particolari per l utilizzo sicuro dell apparecchio nell attestazione delle test di omologazione istruzioni d impiegio Datum 20 07 2004 B C SW36 16 i 2 I LN H 7 H F U U 32 b a 20 3 528 D E 671261 220 2 YE l2 22 1 BN 3 GN l3 220 4 WH 671V62 du 220 1 WH 2 BN _12 220 4 YE 3 GN 671262 E 220 cm 2 BK 1 BN l2 220 3 BU 2304 namo 671271 1 WH 3 GN 220 220 2 BN 4 YE i Datum 20 07 2004 elobau amp 1 Technical Specifications 1 1 Legend The foldout shows electrical data and switching formats for the different models In these drawings schemes the following sym bols are used 2 Electrical data gt A Cable standard 1 m gt B Earth terminal optional gt C Operating magnet 30420000V see Actuation mag nets D On E Off one contact changed state F Off all contacts changed state allowing re start II gt Contact arrangements gt 1 4 Wire numbers AX 23 Date 20 07 2004
14. re sensors to prevent them from becoming loose and rotating Sensors having an external thread can also be installed in a threaded socket Take note of the mounting tolerance of 2 mm as shown OO Oo og est du The sensor is actuated gt When magnet approches directly gt When magnet approches laterally 41 Date 20 07 2004 elobau amp 5 1 Connection Danger of electric shock or gas ignition gt Ensure the sensor is installed and com missioned by specially trained and autho rised personnel only Danger y All connections to the sensor are by means of an integral flexi ble cable 2 Observe permissible limits 2 Protect cables against mechanical damage 2 Connect non terminated open wire ends of the sensor according to the applicable installation rules For sensors that are not intrinsically safe encapsulated 2 Protect the sensor circuit with a fuse considering the follo wing criteria gt Current rating as given in the rating specifications for the Switch contact switch electronics see electrical specifica tions take note of temperature class and ambient temperature gt Breaking capacity according to the prospective short cir cuit current of the supply net at the installation site Connection to an elobau central control unit gt Follow the instructions for use of the central control unit gt Observe the color coding in the circuit diagram shown on the f
15. safety barrier is not possible gt The machine safety sensors should only be used correctly and as intended Any incorrect use will render all guarantees and liabilities of the manufacturer null and void gt In potentially explosive areas ensure that only parts that ful fill all requirements of the relevant European directives and of national legislation are used To determine the temperature class in dependent upon the ambient temperature gt consult electrical specifications gt Observe temperature information see Mechanical specifica tion 33 Date 20 07 2004 elobau amp Types Zou 1G EEx ia IIC T6 T5 671 40 nr EII 1 2G EEx ia IIC T6 T5 671 po Zou 2G EEx ia IIC T6 5 671 vs K 0 Zou 26 EEx m II T6 T5 671 M 0 n 671 N 0 Zou 2D IP68 10bar T105 671 10 ro 671 20 te 671 30 671 40 nen 671 SUD 2 2 Standards and Guidelines The machine safety sensors are licensed according to RL 94 9 EC ATEX They have been granted a USL CNL license The hygiene magnets VH SH comply with the European hygiene standard CEN TC 153 HN108E The ATEX licensed machine safety sensors conform to the fol lowing standards Standard Subject EN 50020 Electrical devices for potentially explosive areas Inherent safety EN 50014 Electrical devices for potentially explosive areas General stipulations E
16. sensor housing to the earth point Connect the shielding of shielded cables to the earth point Protect the sensor from shock Ensure that at a current rating I of 60 mA 150 mA the fol lowing criterion is met gt Temperature class T6 T5 at a maximum ambient temper ature of 50 C 70 C Where the cable passes through a barrier wall ensure that the cable gland seals the cable to at least IP 67 acc to EN 60529 When using the sensor in connection with aggressive corrosive media gt Test for material compatibility with the aggressive corrosive media 0000 3 2 Intrinsically safe sensors marked 1 2G EEx ia IIC T5 T6 Equipment in areas of category 1G requires gt Where the sensor is mounted through a barrier wall to 1G zone 0 ensure that the sensor mounting is sealed to at least IP67 acc to EN 60529 gt Connect the sensor housing to the earth point gt Ensure that at a current rating I of 60 mA 150 mA the fol lowing criterion is met gt Temperature class T6 T5 at a maximum ambient temper ature of 50 C 70 C Date 20 07 2004 36 elobau amp When using the sensor in connection with aggressive corrosive media gt Test for material compatibility with the aggressive corrosive media gt Protect the sensor against shock 3 3 Intrinsically safe sensors marked 2G EEx ia IIC T5 T6 gt Ensure that at a current rating I of 60 mA 150 mA the fol lowing
17. ype Inspection Certificate Operating Instructions Note The intrinsically safe machine safety sensors are identi fied by a blue connecting cable or are marked by blue heat shrink tubing every 50 cm along the length of the cable Note Serial number and year of manufacturing are encoded in the manufacturing number calendar week year Date 20 07 2004 30 elobau amp 1 7 Cable specification Type Operating Voltage Capacitance temperature rating inductance PVC UL 30 105 C 300 Volt 100 pF m Y UL 2517 0 7 uH m Silicone 25 C 180 C 400 Volt 60 pF m SiHSI 1 nH m Silicone 25 180 C 400 Volt 60 pF m SXCS 1 nH m shielded PUR 40 85 C 250 Volt 100 pF m BOY11Y 1 nH m PVC gray 40 C 105 C 300 Volt 115 pF m Boflex W 1 nH m PVC gray 40 C 105 C 250 Volt 100 pF m LIYCY W 1 nH m shielded The cable is halogen free The cable coating is halogen free 2 Follow the applicable installation advice when installing the cables gt At ambient temperatures lower than 5 C ensure the cables are properly supported Note The sensors are double insulated making a ground wire unnecessary For category 1G and 2D gt Only use cables tested for electrostatic discharge Additional advice for category 1G 2 Use shielded cables gt Connect shielding to an earth point 31 Date 20 07 2004 elobau amp Permitted cables
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