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Original operating instructions

Fail-safe inductive sensor

GF711S

UK

80236521 / 00

09 / 2016

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Содержание GF711S

Страница 1: ...Original operating instructions Fail safe inductive sensor GF711S UK 80236521 00 09 2016 ...

Страница 2: ... 5 1 Enable zone 6 6 Installation 7 6 1 Protection against simple defeating 8 7 Electrical connection 8 8 Operation 9 8 1 Switching state of the outputs 9 8 1 1 The safe state 9 8 1 2 The switched state 9 8 1 3 Output characteristics 9 8 1 4 Cross fault short circuit 9 8 2 Response times 10 8 3 LED display 11 9 Technical data 12 10 Troubleshooting 14 11 Maintenance repair and disposal 14 12 Terms ...

Страница 3: ... Read the instructions before use to familiarise yourself with operating conditions installation and operation Follow the safety instructions 1 1 Symbols used Instructions Cross reference Important note Non compliance can result in malfunction or interference Information Supplementary note LED on LED off LED flashes 2 Hz LED flashes quickly 5 Hz 1 2 Warning signs used WARNING Warning of serious pe...

Страница 4: ...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 inde...

Страница 5: ...s being placed on the sensing face unintentionally Adhere to EN 14119 for interlocking devices associated with guards Adhere to the principle of normally closed operation for all external safety circuits connected to the system 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 ...

Страница 6: ...N ISO 13849 1 as well as to the requirements SIL 2 to IEC 61508 and meets SILcl 2 to IEC 62061 The unit corresponds to the classification I2A12SP2 to IEC 60947 5 2 for non flush installation 6 Installation The fail safe inductive sensor has been certified by TÜVNord 5 Function 0 1 1 dual LED signal yellow power green 2 close zone 3 enable zone 4 safe switch off distance sar 5 target 5 1 Enable zon...

Страница 7: ...damping element there may be no close zone 6 Installation The unit is non flush mountable according to IEC 60947 5 2 type I2A12SP2 Ensure the unit cannot work loose tightening torque 7 Nm Adhere to the installation conditions in accordance with the figures 1 to 3 Tighten the socket according to the manufacturer s indications Observe the tightening torque for the ifm socket e g EVxxxx 0 6 1 5 Nm Fl...

Страница 8: ... Electrical connection Disconnect power Also disconnect any independently supplied relay load circuits Supply voltage connect L to pin 1 and L to pin 3 of the connector 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 In case of a single fault the supply voltage must not exceed a maximum of 40 V DC This requires the safe separation b...

Страница 9: ...The interface corresponds to interface type C class 1 according to the ZVEI position paper Klassifizierung binärer 24 V Schnittstellen mit Testung im Bereich der Funktionalen Sicherheit Classification of binary 24V interfaces tested with regard to functional safety 8 1 4 Cross fault short circuit A cross fault between both outputs A1 and A2 is detected by the fail safe sensor and results in the ou...

Страница 10: ...nable zone enable time 1 ms Risk time response time for safety related faults 20 ms Simultaneity of switching on and off of the outputs in case of a safety request 1 ms Test pulse duration ti_max on A2 1 1 ms Test pulse interval T on A2 2 1 0 t 1 Test pulse duration 2 Test pulse interval T Ttyp Tmax Tmin 180 ms 300 ms 100 ms ...

Страница 11: ...d off 0 0 Signal Power Undervoltage 1 0 0 0 Signal Power Overvoltage Both outputs switched off 0 0 Sensor fault 10 Troubleshooting One output or both outputs switched off 0 1 0 1 0 0 Signal Power Damping element in the enable zone Both outputs enabled 1 1 Damping element in the close zone Output A2 is switched off 1 0 ...

Страница 12: ...rical design DC PNP Operating voltage 24 DC 19 2 30 DC Rated insulation voltage 30 Current consumption 20 Protection class III Reverse polarity protection yes Outputs Output function 2 x OSSD A1 and A2 Output data Interface type C class 1 Output voltage at 24 V compatible with EN 61131 2 inputs type 1 2 Voltage drop 2 5 30 mA Current rating 100 Short circuit protection yes Max capacitive load CL_m...

Страница 13: ...000 4 8 30 A m EN 55011 class B Shock resistance IEC 60947 5 2 Vibration resistance IEC 60947 5 2 Safety classification Mission time TM 175200 20 years Safety related reliability PFHd 1 0E 07 Mechanical data Mounting non flush mountable Housing materials stainless steel 316L 1 4404 PBT Weight 0 116 Displays operating elements Display LED yellow signal LED green power Electrical connection Connecti...

Страница 14: ... output A2 and the supply voltage error in the sensor detected Remove the cross fault Replace the unit No close zone Due to its characteristics material form size the damping element displaces the enable zone until directly in front of the sensing face If possible change the material form or size of the damping element 5 1 Enable zone 11 Maintenance repair and disposal If used correctly no mainten...

Страница 15: ...FH PFHD Probability of dangerous Failure per Hour PL Performance Level PL to EN ISO 13849 1 SIL Safety Integrity Level SIL 1 4 to IEC 61508 The higher the SIL the lower the probability that a safety function will fail SILcl Safety Integrity Levelclaim limit According to IEC 62061 TM Mission time Lifetime to EN 60947 5 3 max service life ...

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