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PNOZ s4

Operating Manual21396EN13

Safety relays

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Summary of Contents for PNOZ s4

Page 1: ...PNOZ s4 Operating Manual 21396 EN 13 Safety relays ...

Page 2: ...o KG Copies may be made for internal purposes Suggestions and comments for improving this documentation will be gratefully received Pilz PIT PMI PNOZ Primo PSEN PSS PVIS SafetyBUS p SafetyEYE SafetyNET p the spirit of safety are registered and protected trademarks of Pilz GmbH Co KG in some countries SD means Secure Digital ...

Page 3: ...eatures 5 Safety features 6 Block diagram terminal configuration 6 Function description 7 Installation 7 Wiring 8 Preparing for operation 8 Operating modes 8 Set operating modes 8 Connection 9 Operation 11 Status indicators 11 Error indicators 11 Faults malfunctions 13 Service life graph 13 Technical details 15 Safety characteristic data 25 Order reference 26 EC declaration of conformity 26 ...

Page 4: ... This warning must be heeded It warns of a hazardous situation that poses an immediate threat of serious injury and death and indicates preventive measures that can be taken WARNING This warning must be heeded It warns of a hazardous situation that could lead to serious injury and death and indicates preventive measures that can be taken CAUTION This refers to a hazard that can lead to a less seri...

Page 5: ...134 For your safety Only install and commission the unit if you have read and understood these operating instructions and are familiar with the applicable regulations for health and safety at work and accident prevention Ensure VDE and local regulations are met especially those relating to safety Any guarantee is rendered invalid if the housing is opened or unauthorised modifica tions are carried ...

Page 6: ...in self monitoring The safety function remains effective in the case of a component failure The correct opening and closing of the safety function relays is tested automatically in each on off cycle The unit has an electronic fuse Block diagram terminal configuration Input Input A1 A2 S21 S22 Power Reset Start S34 S11 S12 Y32 K1 K2 13 23 33 24 34 14 41 42 Interface expansion unit Fig Rotary cam ar...

Page 7: ...e the input circuit is closed Monitored start with rising edge Unit is active once the input circuit is closed and once the start circuit is closed after the waiting period has elapsed see technical de tails Start with start up test The unit checks whether safety gates that are closed are opened and then closed again when supply voltage is applied Increase in the number of available instantaneous ...

Page 8: ...ust be provided on all output contacts with capacitive and in ductive loads With UB 48 240 VAC DC Connect S21 to the protective earth system When connecting magnetically operated reed proximity switches ensure that the max peak inrush current on the input circuit does not overload the proximity switch Preparing for operation Operating modes The operating mode is set via the rotary switch on the un...

Page 9: ... shorts across contacts In2 In2 In2 In2 In2 In2 In2 In2 Connection Supply voltage Supply voltage AC DC A1 L A2 N S21 A1 L A2 L Input circuit Input circuit Single channel Dual channel E STOP without detection of shorts across contacts S1 S11 S22 S12 S1 S11 S12 S22 E STOP with detection of shorts across contacts S1 S22 S21 S12 S11 Safety gate without detection of shorts across contacts S1 S22 S11 S1...

Page 10: ... supply lines to the safety switch must be laid in accordance with 13 5 of EN 81 1 so that short circuits that would bridge the contacts in the switch can be excluded Reset circuit feedback loop Reset circuit feedback loop Reset circuit Feedback loop Automatic reset K5 K6 K5 L1 N K6 S12 13 23 33 S34 14 24 34 Manual monitored reset S12 S34 S3 K5 K6 K5 L1 K6 S12 S34 S3 N 13 23 33 14 24 34 Semiconduc...

Page 11: ... lit and is static indicates a normal operating status Several status indicators and error indicators may occur simultan eously Status indicators Power Supply voltage is present In1 Input circuit at S12 is closed In2 Input circuit at S22 is closed Out Safety contacts are closed and semiconductor output Y32 carries a high signal Reset 24 V DC is present at S34 Error indicators All LEDs off Diagnost...

Page 12: ...nd then on again In1 Fault Diagnostics Power up blocked due to short term interruption at S12 input cir cuits not operated simultaneously Remedy Open both input circuits S12 and S22 simultaneously and then close again In2 Fault Diagnostics Power up blocked due to short term interruption at S22 input cir cuits not operated simultaneously Remedy Open both input circuits S12 and S22 simultaneously an...

Page 13: ... The service life graphs indicate the number of cycles from which failures due to wear must be expected The wear is mainly caused by the electrical load the mechanical load is negli gible UB 24 VDC Example Inductive load 0 2 A Utilisation category AC15 Contact service life 2 000 000 cycles Provided the application requires fewer than 2 000 000 cycles the PFH value see tech nical details can be use...

Page 14: ...les Provided the application requires fewer than 1 000 000 cycles the PFH value see tech nical details can be used in the calculation To increase the service life sufficient spark suppression must be provided on all output contacts With capacitive loads any power surges that occur must be noted With contact ors use freewheel diodes for spark suppression ...

Page 15: ... 15 10 15 10 15 10 Output of external power supply AC 5 0 VA Output of external power supply DC 2 5 W 2 5 W 2 5 W Frequency range AC 50 60 Hz Residual ripple DC 20 160 20 Continuous duty 100 100 100 Max inrush current im pulse Current pulse A1 0 50 A 0 50 A Pulse duration A1 5 0000 ms 5 0000 ms Current pulse input cir cuit 0 20 A 0 20 A 0 20 A Pulse duration input circuit 100 0 ms 100 0 ms 100 0 m...

Page 16: ...horts across contacts at UB AC 30 Ohm Min input resistance at power on 110 Ohm 110 Ohm 110 Ohm Voltage at Input circuit DC 24 0 V 24 0 V 24 0 V Start circuit DC 24 0 V 24 0 V 24 0 V Feedback loop DC 24 0 V 24 0 V 24 0 V Current at Input circuit DC 50 0 mA 50 0 mA 50 0 mA Start circuit DC 50 0 mA 50 0 mA 50 0 mA Feedback loop 50 0 mA 50 0 mA 50 0 mA Number of output con tacts Safety contacts N O in...

Page 17: ...Safety contacts DC 1 at 24 V 24 V 24 V Max current 6 0 A 6 0 A 6 0 A Min current 0 01 A 0 01 A 0 01 A Max power 150 W 150 W 150 W Utilisation category In accordance with the standard EN 60947 5 1 EN 60947 5 1 EN 60947 5 1 Auxiliary contacts AC15 at 230 V 230 V 230 V Max current 5 0 A 3 0 A 5 0 A Auxiliary contacts DC13 6 cycles min at 24 V 24 V 24 V Max current 5 0 A 4 0 A 5 0 A Safety contacts AC...

Page 18: ...ontacts 4 50 A Ith per contact at UB DC Conv therm current with 1 contact 6 00 A 6 00 A 6 00 A Conv therm current with 2 contacts 6 00 A 6 00 A 6 00 A Conv therm current with 3 contacts 5 00 A 4 50 A 5 00 A Times 750104 750134 751104 Switch on delay With automatic start typ 170 ms 170 ms 170 ms With automatic start max 300 ms 300 ms 300 ms With automatic start after power on typ 350 ms 350 ms 350 ...

Page 19: ...0 ms Simultaneity channel 1 and 2 Environmental data 750104 750134 751104 Climatic suitability EN 60068 2 78 EN 60068 2 78 EN 60068 2 78 Ambient temperature Temperature range 10 55 C 10 55 C 10 55 C Storage temperature Temperature range 40 85 C 40 85 C 40 85 C Condensation during op eration Not permitted Not permitted Not permitted EMC EN 60947 5 1 EN 61000 6 2 EN 61000 6 4 EN 60947 5 1 EN 61000 6...

Page 20: ...6 AWG 0 25 1 00 mm 24 16 AWG 2 core with the same cross section flexible without crimp connect ors or with TWIN crimp connectors 0 20 1 50 mm 24 16 AWG 0 20 1 50 mm 24 16 AWG Torque setting with screw terminals 0 50 Nm 0 50 Nm Connection type Screw terminal Screw terminal Spring loaded terminal Mounting type plug in plug in plug in Conductor cross section with spring loaded termin als Flexible wit...

Page 21: ...20 A 0 20 A Pulse duration start circuit 15 0 ms 15 0 ms Max overall cable resistance Rl max Single channel at UB DC 30 Ohm 30 Ohm Single channel at UB AC 30 Ohm Dual channel without detection of shorts across contacts at UB DC 30 Ohm 60 Ohm Dual channel without detection of shorts across contacts at UB AC 30 Ohm Dual channel with detection of shorts across contacts at UB DC 30 Ohm 30 Ohm Dual cha...

Page 22: ...240 V 240 V Max current 6 0 A 6 0 A Min current 0 01 A 0 01 A Max power 1500 VA 1500 VA Safety contacts DC 1 at 24 V 24 V Max current 6 0 A 6 0 A Min current 0 01 A 0 01 A Max power 150 W 150 W Utilisation category In accordance with the standard EN 60947 5 1 EN 60947 5 1 Auxiliary contacts AC15 at 230 V 230 V Max current 3 0 A 5 0 A Auxiliary contacts DC13 6 cycles min at 24 V 24 V Max current 4 ...

Page 23: ...with 2 con tacts 6 00 A 6 00 A Conv therm current with 3 con tacts 4 50 A 5 00 A Times 751134 751184 Switch on delay With automatic start typ 170 ms 170 ms With automatic start max 300 ms 300 ms With automatic start after power on typ 350 ms 350 ms With automatic start after power on max 600 ms 600 ms With manual start typ 40 ms 40 ms With monitored start with rising edge typ 35 ms 35 ms With moni...

Page 24: ...on Not permitted EMC EN 60947 5 1 EN 61000 6 2 EN 61000 6 4 EN 60947 5 1 EN 61000 6 2 EN 61000 6 4 Vibration In accordance with the standard EN 60068 2 6 EN 60068 2 6 Frequency 10 0 55 0 Hz 10 0 55 0 Hz Amplitude 0 35 mm 0 35 mm Airgap creepage In accordance with the standard EN 60947 1 EN 60947 1 Overvoltage category III II III II Pollution degree 2 2 Rated insulation voltage 250 V 250 V Rated im...

Page 25: ...L 3 2 31E 09 SIL 3 2 03E 06 20 All the units used within a safety function must be considered when calculating the safety characteristic data INFORMATION A safety function s SIL PL values are not identical to the SIL PL values of the units that are used and may be different We recommend that you use the PAScal software tool to calculate the safety function s SIL PL values CAUTION It is essential t...

Page 26: ...40 V AC DC Spring loaded terminals 751 134 PNOZ s4 C Coated 24 V DC Spring loaded terminals 751 184 EC declaration of conformity This product these products meet the requirements of the directive 2006 42 EC for ma chinery of the European Parliament and of the Council The complete EC Declaration of Conformity is available on the Internet at www pilz com downloads Representative Norbert Fröhlich Pil...

Page 27: ...rimo PMCprotego PMCtendo PMD PMI PNOZ Primo PSEN PSS PVIS SafetyBUS p SafetyEYE SafetyNET p the spirit of safety are registered and protected trademarks of Pilz GmbH Co KG in some countries We would point out that product features may vary from the details stated in this document depending on the status at the time of publication and the scope of the equipment We accept no responsibility for the v...

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