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PNOZ s3

Operating Manual-21395-EN-12

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Safety relays

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Summary of Contents for PNOZ s3

Page 1: ...PNOZ s3 Operating Manual 21395 EN 12 Safety relays ...

Page 2: ...enta tion will be gratefully received Source code from third party manufacturers or open source software has been used for some components The relevant licence information is available on the Internet on the Pilz homepage 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...

Page 3: ...al 7 For your safety 7 Unit features 8 Safety features 8 Block diagram terminal configuration 9 Function description 9 Timing diagram 10 Installation 10 Wiring 11 Preparing for operation 11 Operating modes 11 Set operating modes 12 Connection 12 Operation 14 Status indicators 15 Error indicators 16 Faults malfunctions 17 Dimensions in mm 17 Technical Details 18 Safety characteristic data 22 Supple...

Page 4: ...Contents Operating Manual PNOZ s3 21395 EN 12 4 Remove plug in terminals 26 Order reference 26 EC declaration of conformity 26 ...

Page 5: ...ly important is identified as follows DANGER 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 ref...

Page 6: ...ical details 18 NOTICE EMC compliant electrical installation The product is designed for use in an industrial environment The product may cause interference if installed in other environments If installed in other environments measures should be taken to comply with the applicable standards and directives for the respective installation site with regard to in terference Safety regulations Safety a...

Page 7: ...he generic and specialist standards applicable to the spe cific application Warranty and liability All claims to warranty and liability will be rendered invalid if The product was used contrary to the purpose for which it is intended Damage can be attributed to not having followed the guidelines in the manual Operating personnel are not suitably qualified Any type of modification has been made e g...

Page 8: ...ting modes can be set via rotary switch LED indicator for Supply voltage Input status channel 1 Input status channel 2 Switch status channel 1 2 Start circuit Error Plug in connection terminals either spring loaded terminal or screw terminal See order reference for unit types Safety features The safety relay meets the following safety requirements The circuit is redundant with built in self monito...

Page 9: ...monitored start in the start circuit too In2 Dual channel operation with detection of shorts across contacts Redundant input circuit detects PNOZ s3 earth faults in the start and input circuit Short circuits in the input circuit and with a monitored start in the start circuit too Shorts across contacts in the input circuit Automatic start Unit is active once the input circuit has been closed Manua...

Page 10: ...output 1 Automatic start 2 Manual start 3 Monitored start with rising edge 4 Monitored start with falling edge a Input circuit closes before start circuit b Start circuit closes before input circuit t1 Switch on delay t2 Delay on de energisation t3 Waiting period with a monitored start t4 Min start pulse duration with a monitored start Installation Install base unit without contact expansion modul...

Page 11: ...put circuit Rlmax Rl km Imax Rlmax max overall cable resistance see Technical details 18 Rl km cable resistance km Use copper wire that can withstand 60 75 C Sufficient fuse protection must be provided on all output contacts with capacitive and in ductive loads When connecting magnetically operated reed proximity switches ensure that the max peak inrush current on the input circuit does not overlo...

Page 12: ...art rising edge Monitored start falling edge Automatic start with start up test Without detec tion of shorts across contacts In2 In2 In2 In2 In2 In2 In2 In2 With detection of shorts across contacts In2 In2 In2 In2 In2 In2 In2 In2 Connection Supply voltage AC DC A1 L A2 L Input circuit Single channel Dual channel E STOP without detection of shorts across contacts S1 S11 S22 S12 S1 S11 S12 S22 E STO...

Page 13: ... single channel wiring the safety level of your machine plant may be lower than the safety level of the unit see Safety characteristic data 22 NOTICE When operated with a light grid or sensor It must not be possible to switch off the supply voltage for the PNOZ sigma separately from the supply voltage for the light grid or safety switch The operating mode selector switch must be set to Without det...

Page 14: ...tor output Connect together the 0V connections on all the external power supplies Operation When the relay outputs are switched on the mechanical contact on the relay cannot be tested automatically Depending on the operational environment measures to detect the non opening of switching elements may be required under some circumstances When the product is used in accordance with the European Machin...

Page 15: ...ndicators and error indicators may occur independently In the case of an error display the Fault LED will light or flash exception Supply voltage too low An LED that is also flashing indicates the potential cause of the error An LED that is lit and is static indicates a normal operating status Several status indicators and error indicators may occur simultan eously Status indicators POWER Supply v...

Page 16: ...low Remedy Check supply voltage and increase if necessary IN1 IN2 alternately FAULT Diagnostics Connection error possibly cable resistance in the input circuit is too high or short detected between S12 and S22 Remedy Rectify connection error or short across contacts switch supply voltage off and then on again IN1 FAULT Diagnostics Power up blocked due to short term interruption at S12 input cir cu...

Page 17: ...SET FAULT Diagnostics The operating mode selector switch mode is in its start position vertical position Remedy Switch off the supply voltage and set the required operating mode on operating mode selector switch mode Faults malfunctions Contact malfunctions If the contacts have welded reactivation will not be possible after the input circuit has opened Dimensions in mm with spring loaded terminals...

Page 18: ...24 V 24 V Feedback loop DC 24 V 24 V Current at Input circuit DC 50 mA 50 mA Start circuit DC 50 mA 50 mA Feedback loop DC 50 mA 50 mA Max inrush current impulse Current pulse input circuit 0 2 A 0 2 A Pulse duration input circuit 100 ms 100 ms Current pulse feedback loop 0 2 A 0 2 A Pulse duration feedback loop 15 ms 15 ms Current pulse start circuit 0 2 A 0 2 A Pulse duration start circuit 15 ms...

Page 19: ...category In accordance with the standard EN 60947 5 1 EN 60947 5 1 Utilisation category of safety con tacts AC15 at 230 V 230 V Max current 5 A 5 A DC13 6 cycles min at 24 V 24 V Max current 5 A 5 A Utilisation category in accordance with UL Voltage 240 V AC G U same polarity 240 V AC G U same polarity With current 6 A 6 A Voltage 24 V DC G U 24 V DC G U With current 6 A 6 A External contact fuse ...

Page 20: ...er failure max 60 ms 60 ms Recovery time at max switching frequency 1 s After E STOP 100 ms 100 ms After power failure 100 ms 100 ms Waiting period with a monitored start With rising edge 120 ms 120 ms With falling edge 250 ms 250 ms Min start pulse duration with a monitored start With rising edge 30 ms 30 ms With falling edge 100 ms 100 ms Supply interruption before de ener gisation 20 ms 20 ms S...

Page 21: ...000 cycles Material Bottom PC PC Front PC PC Top PC PC Connection type Screw terminal Spring loaded terminal Mounting type plug in plug in Conductor cross section with screw terminals 1 core flexible 0 25 2 5 mm 24 12 AWG 2 core with the same cross sec tion flexible with crimp connect ors no plastic sleeve 0 25 1 mm 24 16 AWG 2 core with the same cross sec tion flexible without crimp con nectors o...

Page 22: ...9 1 2015 Category EN 62061 SIL CL EN 62061 PFHD 1 h IEC 61511 SIL IEC 61511 PFD EN ISO 13849 1 2015 TM year Safety con tacts in stantaneous PL e Cat 4 SIL CL 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...

Page 23: ...t If the service life graphs are not accessible the stated PFH value can be used irrespective of the switching frequency and the load as the PFH value already considers the relay s B10d value as well as the failure rates of the other components Service life graph 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 ...

Page 24: ...fe 2 000 000 cycles Provided the application to be implemented requires fewer than 2 000 000 cycles the PFH value see Technical details 18 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 DC con tactors use flywheel diodes for spark suppression ...

Page 25: ...ge category Max rated impulse withstand voltage 3000 m 150 V II 2 5 kV 100 V III 2 5 kV 4000 m 150 V II 2 5 kV 100 V III 2 5 kV 5000 m 100 V II 1 5 kV 24 V III 0 8 kV Reduction of rated insulation voltage and rated impulse withstand voltage for applica tions with basic insulation Maximum operation height Rated insulation voltage Overvoltage category Max rated impulse withstand voltage 3000 m 250 V...

Page 26: ...nnection type Order No PNOZ s3 24 VDC Screw terminals 750 103 PNOZ s3 C 24 VDC Spring loaded terminals 751 103 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 F...

Page 27: ...tyNET 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 validity accuracy and entirety of the text and graphics presented in this information...

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