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PNOZ s7.2

Operating Manual-21866-EN-10

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Safety relays

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Summary of Contents for 750177

Page 1: ...PNOZ s7 2 Operating Manual 21866 EN 10 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: ... 6 Disposal 6 For your safety 6 Unit features 7 Safety features 7 Block diagram terminal configuration 8 Function description 8 Installation 8 Wiring 10 Preparing for operation 11 Operation 11 Status indicators 11 Faults malfunctions 12 Dimensions in mm 12 Technical details 12 Safety characteristic data 16 Supplementary data 17 Service life graph 17 Permitted operating height 19 Remove plug in ter...

Page 4: ...larly 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 ...

Page 5: ...ed in this manual Use of the product outside the technical details see Technical details 12 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 respectiv...

Page 6: ... the 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...

Page 7: ...erminal See order reference for unit types Safety features The unit meets the following safety requirements The contact expander module expands an existing circuit As the output relays are monitored via the base unit s feedback loop the safety functions on the existing circuit are transferred to the contact expander module The safety function remains effective in the case of a component failure Ea...

Page 8: ...channel operation and supply voltage via PNOZsigma connector Installation Connect contact expansion module PNOZ s7 2 to PNOZsigma contact expansion modules Connect the contact expansion modules using the connector supplied Control cabinet installation The safety relay should be installed in a control cabinet with a protection type of at least IP54 Use the notch on the rear of the unit to attach it...

Page 9: ... expansion module PNOZ s7 1 Contact expansion module PNOZ s7 2 Contact expansion module PNOZ s7 2 with ter minator Base unit Contact expansion module PNOZ s7 1 Contact expansion module PNOZ s7 2 Expansion module PNOZ s7 s8 s9 s10 s11 as a terminator Contact expansion module PNOZ s7 1 with ter minator Contact expansion module PNOZ s7 2 Contact expansion module PNOZ s7 2 with ter minator ...

Page 10: ...on module PNOZ s7 1 Contact expansion module PNOZ s7 2 Contact expansion module PNOZ s7 2 with ter minator Wiring Please note Information given in the Technical details 12 must be followed Outputs 13 14 23 24 33 34 43 44 are safety contacts outputs 51 52 are auxiliary contacts e g for display Auxiliary contact 51 52 should not be used for safety circuits To prevent contact welding a fuse should be...

Page 11: ...res to detect the non opening of switching elements may be required under some circumstances When the product is used in accordance with the European Machinery Directive a check must be carried out to ensure that the safety contacts on the relay outputs open correctly Open the safety contacts switch off output and start the device again so that the internal diagnostics can check that the safety co...

Page 12: ...hnical details General 750177 751177 Approvals CCC CE EAC Eurasian TÜV cULus Listed CCC CE EAC Eurasian TÜV cULus Listed Electrical data 750177 751177 Supply voltage Voltage 24 V 24 V Kind DC DC Power consumption 2 W 2 W Duty cycle 100 100 Relay outputs 750177 751177 Number of output contacts Safety contacts N O instant aneous 4 4 Auxiliary contacts N C 1 1 Max short circuit current IK 1 kA 1 kA U...

Page 13: ...0 VA 500 VA DC1 at 24 V 24 V Min current 0 01 A 0 01 A Max current 2 A 2 A Max power 50 W 50 W Utilisation 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 of auxiliary con tacts AC15 at 230 V 230 V Max current 2 A 2 A DC13 6 cyc...

Page 14: ... 0 2 µm Au AgCuNi 0 2 µm Au Conventional thermal current while loading several contacts 750177 751177 Ith per contact at UB DC AC1 240 V DC1 24 V Conv therm current with 1 con tact 6 A 6 A Conv therm current with 2 con tacts 5 5 A 5 5 A Conv therm current with 3 con tacts 4 5 A 4 5 A Conv therm current with 4 con tacts 4 A 4 A Times 750177 751177 Switch on delay With automatic start after power on...

Page 15: ...inals IP20 IP20 Mounting area e g control cab inet IP54 IP54 Mechanical data 750177 751177 Mounting position Any Any Mechanical life 10 000 000 cycles 10 000 000 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...

Page 16: ...plant machine Operating Mode EN ISO 13849 1 2015 PL EN ISO 13849 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 ...

Page 17: ...put 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 th...

Page 18: ...life 2 000 000 cycles Provided the application to be implemented requires fewer than 2 000 000 cycles the PFH value see Technical details 12 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 19: ...age 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 150 V II 2 5 kV 100 V III 2 5 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...

Page 20: ...nnection type Order No PNOZ s7 2 24 VDC Screw terminals 750 177 PNOZ s7 2 C 24 VDC Spring loaded terminals 751 177 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 Norbe...

Page 21: ...afetyNET 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 informat...

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