Original operating instructions Fail-safe inductive
Contents
1. 4 Functions and features 2 1 Safety related requirements regarding the application It must be ensured that the safety requirements of the respective application correspond to the requirements stated in these instructions Observe the following requirements gt Take measures to avoid metallic objects being placed on the sensing face intentionally or unintentionally gt Adhere to EN 1088 for interlocking devices associated with guards gt Adhere to the specified operating conditions 11 Technical data Use of the sensor in the vicinity of chemical and biological media as well as ionising radiation is not permitted gt Adhere to the principle of normally closed operation for all external safety circuits connected to the system gt In case of faults within the fail safe sensor which result in the defined safe State take measures to maintain the safe state when the complete control system continues to be operated gt Replace damaged units 3 Items supplied 1 fail safe sensor GM701S with premounted angle bracket UK 1 Allen key for fixing the fail safe sensor onto the angle bracket 1 operating instructions GM701S ident number 701976 If one of the above mentioned components is missing or damaged please contact one of the ifm branch offices 4 Functions and features The fail safe inductive sensor GM701S detects metal without contact Safety function SF The safe state output stage switched off logic 02. for other materials Material Enablezone o stainless steel 304 1 4301 7 9 13 2 mm AlIMg3G22 2 0 5 8 mm Al 99 1 4 5 0 mm CuZn37 2 3 6 2 mm Typical values for damping with a reference target of 45 x 45 x 1 mm and non flush installation to IEC 60947 5 2 at an ambient temperature of 20 C 5 2 Protection against simple defeating The fail safe sensor reacts to metal objects e g the frame of a security door Other metal objects that are not intended to enable the sensor must not be allowed to enable the fail safe sensor either intentionally or unintentionally i gt Take measures to prevent metal objects except the designated target from being placed on the sensing face or in the enable zone intentionally or unintentionally In addition the sensor has the following switching characteristics to make simple defeating of its safety function more difficult 1 By slowly introducing a metallic object into the enable zone the outputs are immediately switched but displayed by the LED with a delay of approx 3 s 9 2 1 Delayed switching of the LED By doing so the object is generally in the close range before the LED indication is lit The technical instructions concerning the restart of the installation must be observed 2 If the metal object remains in the close zone for over approx 2 s the outputs are completely disabled and no longer enabled in case of damping in the enable zone If the object stays in t
3. is achieved when undamping greater than or equal to the safe switch off distance Sa 11 Technical data Also observe the notes on installation of the sensor 6 Installation The fail safe sensor conforms to the category 4 according to EN 954 1 valid until 31 December 2011 Performance Level e according to EN ISO 13849 1 2008 as well as to the requirements SIL 3 to IEC 61508 and meets SILcl 3 to IEC 62061 Depending on the type of installation the unit corresponds to the classification l1C40SP2 to IEC 60947 5 2 for flush installation as well as I2C40SP2 to IEC 60947 5 2 for non flush installation 6 Installation The fail safe inductive sensor has been certified by TUVNord i The unit is suited for applications up to 5 Hz 5 Function O fail safe sensor 2 x LED Signal yellow Power green close range enable zone safe switch off distance S target 5 1 Enable zone The outputs OSSD are only enabled when a damping target is present in the enable zone Outside this enable zone the outputs remain switched off If damped with a standard target plate of 45 x 45 x 1 mm made of FE360 mild Steel and non flush installation to IEC 60947 5 2 the enable zone is in the range of lt 10 2 15mm The safe switch off distance S is gt 30 mm The enable zone is different if damping elements which deviate from the standard target plate in terms of material form and size are used Enable zone
4. least one of the outputs A1 and A2 OSSD is switched off zero current state logic 0 If one of the outputs A1 and A2 is switched off the subsequent safety related logic unit must bring the complete system into the state defined as safe 9 1 2 The switched state If the damping element is in the enable zone and if there is no sensor error both outputs A1 and A2 OSSD are enabled logic 1 9 1 3 Output characteristics The output characteristics are compatible with the input characteristics to EN 61131 2 type 1 or 2 Logic 1 2 15 mA 15 30 mA Logic 0 leakage current 0 2 mA pull down current typ 30 mA 9 1 4 Cross faults e Across fault between both outputs A1 and A2 is detected by the fail safe sensor and leads to switching off the outputs OSSD at the next safety request The outputs A1 and A2 remain switched off until the error has been removed e Across fault between one of the two outputs A1 or A2 and the supply voltage leads to switching off the other output A2 or A1 in case of a safety request 12 9 2 Operating mode The length of the preceding undamping determines whether the yellow LED comes on with a delay 9 2 1 or without delay 9 2 2 when a target moves into the enable zone The outputs definitely switch on without delay In case of undamping the outputs switch off and the yellow LED goes out without delay In case of damping in the close range the outputs switch
5. 0529 III Housing materials PPE diecast zinc 17 Display LED yellow Signal LED green Power Connection M12 connector gold plated contacts Wiring gt o JN J gt Evaluation unit or PLC Core colours BK black BN brown BU blue WH white Comments Unless stated otherwise all data refer to the 45 x 45 x 1 mm reference target plate to IEC 60947 5 2 FE360 mild steel over the whole temperature range 18 12 Troubleshooting Problem Possible cause Troubleshooting No LED display Power LED flashes and sensor does not switch No voltage supply Undervoltage e Overvoltage Apply voltage Correct the voltage 11 Technical data Sensor does not switch not even after undamping and redamping Sensor was brought into the safe state logic 0 Cause e Cross fault between both outputs A1 and A2 e Cross fault between one output A1 or A2 and the supply voltage Error in the sensor detected e Switch the operating voltage off and on again e Check wiring and connections e Check external electronics e g PLC e Remove the cross fault e Replace the unit 13 Maintenance repair and disposal If used correctly no maintenance and repair measures are necessary Only the manufacturer is allowed to repair the unit After use dispose of the unit in an environmentally friendly way in accordance with the applicable national regulati
6. CE 10 2011 701976 05 ifm electronic Original operating instructions Fail safe inductive sensor eTfectorioo GM701S Contents E LIMITA YOU e E E A A N A A A E E 3 1 1 Explanation ol SY MOONS aE EE 3 L NS CONS ea E E 4 2 1 Safety related requirements regarding the application ccccceeseeeeeeees A 3 Items SUPPIIO cccccscsssescssssssssssessesscesssessesesseseesecsesaesasseseesaeseseesansesseseesaserses 5 4 Functions and features s sneesennnennesisinesinnnsnsisnnininnrnrnnnnninnnnrannrnnnnnnnannrnrnnnnt 5 T FON IO e S T eee ree 6 o ENADE ZONE aaan E E E asemcasroaees 6 5 2 Protection against simple defeating ccccscssssssesssesessssssersssseereesaees 7 OAS AAW A cent E EE N ear dapat E 8 6 1 Alignment of the SENSING fACE cccccesseccsestseessetsescssseeessssssecesssstersesaeeeseses 8 6 2 Installation Conditions ocassie naa AR NE NAE TE 8 T Electrical CONNECTION ccccccsssesssssssssssssesssssssssessesesacseseessesaceesoesansessesansaserses 9 BRE E C0 6 EE E AA A E Nee eee E eee nna ee ee eee eee eee 10 8 1 Activate adjustment mode c ccscseeseessestsescsssssserssseesseerstseesasssssenses 10 8 2 Determine the enable Zone ccccccsscssessssssscessssssesseesssesessessessssesersanees 10 03 End adjustment MOUS seraient ine aaia 11 SEOs ee ene EE ETE EA E EN E A T ETTR 12 9 1 Switching State Of th OUPUlS riidesse aieiaa 12 9 1 1 Ihe saie SUMS sssr
7. dity cULus The device shall be supplied from an isolating transformer having a secondary listed fuse rated either a max 5 amps for voltages 0 20 Vrms 0 28 3 Vp or b 100 Vp for voltages of 20 30 Vrms 28 3 42 4 Vp 8 Set up 8 1 Activate adjustment mode For easy and reliable installation the sensor can be put in the adjustment mode This is done by placing a metallic object directly in front of the sensing face of the fail safe sensor close range After approx 5 s the yellow LED Starts to flash The adjustment mode is active WX Signal As long as this mode is active the Power output stages remain in the safe State close range enable zone 8 2 Determine the enable zone If the sensor is in the adjustment mode the enable zone of the sensor can be determined by moving the damping element As soon as damping is carried out in the enable zone the yellow LED goes out If the target is in the close range or in the immediate vicinity of the enable zone the LED starts to flash again W Signal O Signal YW Signal Power Power Power close range enable zone 10 8 3 End adjustment mode close range enable zone If the sensor is undamped for more than 2 s gt 30 mm the adjustment mode is switched off and the yellow LED goes out This can also be achieved by power off 9 Operation 9 1 Switching state of the outputs 9 1 1 The safe state The safe state is when at
8. he close range for longer than approx 5 s the adjustment mode is activated 8 1 Activate adjustment mode Release of the enable zone can be carried out e by undamping gt 30 mm for over 2 s e or by power off 8 3 End adjustment mode 6 Installation 6 1 Alignment of the sensing face 6 2 Installation conditions The unit is non flush mountable in steel in accordance with IEC 60947 5 2 type I2C40SP2 In addition one side of the unit can be mounted flush with Steel e The unit can be mounted flush with copper aluminium and brass according to IEC 60947 5 2 type 11C40SP2 gt Ensure the unit cannot work loose gt Tighten captive screws with 1 Nm gt Limit the use of oblong holes to the initial setting gt Adhere to the installation conditions in accordance with the figures 1 to 3 LL L of A S7 S7 En 7 Electrical connection Wiring diagram 11 Technical data gt Disconnect power Also disconnect any independently supplied relay load circuits gt Supply voltage Connect L to pin 1 and L to pin 3 of the connector i The nominal voltage is 24 V DC This voltage may vary between 19 2 V and 30 V incl 5 residual ripple to EN 61131 2 i In case of a single fault the supply voltage must not exceed 60 V DC for over 0 2 s up to a max value of 120 V DC This requires the safe separation between power supply and transformer i For unit with cULus approval and the scope of vali
9. he safety instructions 1 1 Explanation of symbols gt Request for action LEDon O LED off yw LED flashes LED flashes quickly i Important note 2 Safety instructions Follow the operating instructions Improper use may result in malfunctions of the unit This can lead to personal injury and or damage to property during operation of the machine For this reason note all remarks on installation and handling given in these instructions Also adhere to the safety instructions for the operation of the whole installation In case of non observance of notes or standards specially when tampering with and or modifying the unit any liability and warranty is excluded The unit must be installed connected and put into operation by a qualified electrician trained in safety technology The applicable technical standards for the corresponding application must be complied with For installation the requirements according to EN 60204 must be observed In case of malfunction of the unit please contact the manufacturer Tampering with the unit is not allowed Disconnect the unit externally before handling it Also disconnect any independently supplied relay load circuits After setup the system has to be subjected to a complete function check Use the unit only in specified environmental conditions 11 Technical data In case of special operating conditions please contact the manufacturer Use only as described below
10. i sanecres eno n i SEEE O 12 9 1 2 The switched StalE ic iicinseisesiieiniei teisti i 12 9 13 Qutp t Cala CONS NCS sesei E E 12 IA GOSS Ul SES 12 Ja Operna INO asesir E 13 9 2 1 Delayed switching of the LED cncscsiscsesssscavcssstssinecancicastanedecesenmasacs 13 9 2 2 Switching of the LED without delay ccsssseeesseteeesssseeessssseeeees 14 9 3 RESPONSE TIMES cccceccscsssesssssssssesessessssecsessesaesesaesesessesacsaseesassecsesersanees 14 34 CEDAT acerca ce nes sen tsge pase cece nec naeceebaccaaneteseaszcocsaancestesneccaceves cae ceeeonecaes 15 10 oale A VUNG ates cer bert cette esi RE AEE SE 16 Ue TSC ANA NN E saa ca acaba camenau a asa pase cscdeersenscuneasdeneneeee 16 12 Troubleshooting catictearentatnsesesteabsinadadies nbeatannedecwiientbeh wesdcal sisindacasundvabeesiteduinaiabeatwbels 19 2 13 Maintenance repair and iSPOSAl ccccesesescceeesssssesssssessseeseessesesseseesaees 19 14 Approvals standards escroissir 20 15 Terms and abbreviations cccccccccsssscsecsscsssscsecsssscsscsssessesssseseessesesseseesates 21 1 Preliminary note The instructions are part of the unit They are intended for authorised persons according to the EMC and Low Voltage Directive and safety regulations The instructions contain information about the correct handling of the product Read the instructions before use to familiarise yourself with operating conditions UK installation and operation Adhere to t
11. lay time to activate the adjustment mode approx 5 s 8 1 Activate adjustment mode Dwell time in the undamped condition 2 30 mm to return to the approx 2 s operating mode 8 3 End adjustment mode Simultaneity of switching on and off of the outputs in the case of a lt 50 ms safety request Duration of switch off test pulses lt 1ms 14 9 4 LED display LED status O Signal O Power Operating status no voltage supply Outputs both outputs switched off A1 A2 OSSD OSSD O Signal W Power undervoltage O Signal Power overvoltage both outputs switched off O Signal Power target outside the enable zone operating mode or in the enable zone adjustment mode both outputs switched off Signal Power target in the enable zone operating mode both outputs enabled w Signal Power target outside the enable zone adjustment mode both outputs switched off W Signal O Power internal or external fault 12 Troubleshooting 15 10 Scale drawing FH 11 Technical data GM701S GIMC 4030 US 20SSD Fail safe inductive sensor Rectangular plastic M12 connector Enable zone lt 10 2 15 mm Meets the requirements of EN ISO 13849 1 2008 category 4 PL e SIL 3 to IEC 61508 2000 SILcl 3 to IEC 62061 Operating voltage 24 V DC 19 2 30 V Short circuit protection yes Reverse polarity protection ye
12. off immediately whereas the yellow LED goes out with a delay of approx 2 s With the LED going out the outputs are maintained in the safe state 0 Thus switching on again in the UK enable zone is not possible Enabling is done by undamping gt 30 mm of more than 2 s or by interrupting the voltage 5 2 Protection against simple defeating 9 2 1 Delayed switching of the LED If the target was away from the sensor for more than approx 2 s O gt 30 mm the yellow LED goes on 7 with a delay of approx 3 s in case of damping in the enable zone This is also the case if the target is in the enable zone when the voltage is switched on Undamping gt 2s Signal Power close range enable zone 9 2 2 Switching of the LED without delay If the target was away from the sensor for less than 2 s gt 30 mm 0 the yellow LED comes on without delay in case of damping in the enable zone Undamping gt 2s F 30 mm Qs Signal Power Close range Enable zone except for the first start up 9 3 Response times Response time on safety request removal from the enable zone lt 50 ms Response time when approaching the close range lt 100 ms non safety related zone Response time when approaching the enable zone enable time typ 100 ms lt 200 ms Risk time response time for safety related faults lt 100 ms Permissible dwell time in the close range approx 2 s De
13. ons 19 14 Approvals standards The following standards and directives have been applied 20 2006 42 EC European Machinery Directive 2004 108 EC EMC Directive EN ISO 13849 1 PL e 2008 Safety of machinery Safety related parts of control systems IEC 60947 5 2 2007 Low voltage switchgear and controlgear Control circuit devices and switching elements Proximity switches IEC 61508 2000 IEC 62061 2005 UL 508 15 Terms and abbreviations MTTFp Mean Time To Dangerous Failure OSSD Output Signal Switching Device a CF C FH L IL cl a Probability of failure per Hour Performance Level PL to EN ISO 13849 1 Safety Integrity Level SIL 1 4 to IEC 61508 The higher the SIL the lower the probability that a safety function will fail Safety Integrity Level ciaim Limit to IEC 62061 Th Mission Time Lifetime max service life C D P p S 21
14. s Voltage drop lt 2 5 V 100 mA Current consumption lt 15 mA Outputs A1 A2 OSSD PNP 16 Rated insulation voltage 30 V Output voltage at 24 V compatible with EN 61131 2 inputs type 1 2 and 3 Response time Risk time response time for safety related faults response time on safety request removal from the enable zone lt 50 ms response time when approaching the enable zone enable time lt 200 ms lt 100 ms Power on delay time 5s Safe switch off distance S 30 mm Operating mode continuous operation maintenance free EMC vibration shock according to IEC 60947 5 2 Application class C to EN 60654 1 weatherproof application Climate Air pressure Salt spray Height above sea level lonising radiation Rate of temperature change Ambient temperature Relative air humidity Mission time Ty mission time 80 106 kPa no max 2000 m not permissible 0 5 K min 25 70 C for service life lt 87 600 h 10 40 C for service life lt 175200 h 5 95 for service life lt 87 600 h 5 70 for service life lt 175200 h lt 87600 h 10 years at 25 70 C and 5 95 relative humidity lt 175 200 h 20 years at 10 40 C and 5 70 relative humidity Safety related reliability PFH lt 2 5 x 10 h to IEC 61508 MTTFp 1992 years DC CCF Cat 99 100 4 Protection IP 65 IP 67 to EN 6
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