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PNOZ X7.1

Operating Manual-21003-EN-06

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Safety relays

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Summary of Contents for PNOZ X7.1

Page 1: ...PNOZ X7 1 Operating Manual 21003 EN 06 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: ...nd liability 6 Disposal 6 For your safety 6 Unit features 7 Safety features 7 Block diagram terminal configuration 7 Function Description 8 Operating modes 8 Timing diagram 8 Installation 9 Wiring 9 Preparing for operation 10 Operation 11 Status indicators 11 Faults Interference 12 Dimensions in mm 12 Technical details 13 Safety characteristic data 17 Supplementary data 17 Service life graph 18 Or...

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: ...CE 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 assessment Before usi...

Page 6: ...wledge of the generic and specialist standards applicable to the specific 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 bee...

Page 7: ...ures The safety relay meets the following safety requirements The circuit is internally redundant with built in self monitoring The safety device remains effective in the case of a component failure The correct opening and closing of the safety device relays is tested automatically in each on off cycle Block diagram terminal configuration 13 21 14 22 Insulation between the non marked area and the ...

Page 8: ...y contact 13 14 is opened redundantly auxiliary contact 21 22 is closed Operating modes Single channel operation No redundancy in the input circuit earth faults in the start and input circuit are detected Automatic start Unit is active once the input circuit has been closed Manual start Unit is active once the input circuit and the start circuit are closed Increase in the number of available conta...

Page 9: ...nical details 13 Calculation of the max cable length lmax in the input circuit Rlmax Rl km Imax Rlmax max overall cable resistance see Technical details 13 Rl km cable resistance km Use copper wiring with a temperature stability of 60 75 C To prevent EMC interferences particularly common mode interferences the measures described in EN 60204 1 must be executed This includes the separate routing of ...

Page 10: ...c start Manual start Y1 Y2 S3 NOTICE In the event of an automatic start or manual start with bridged start contact fault The unit starts up automatically when the safeguard is reset e g when the E STOP pushbutton is released Use external circuit measures to prevent an unexpected restart Feedback loop Automatic start Manual start Contacts from external contactors K5 K6 K5 L1 N K6 Y1 13 Y2 14 K5 K6 ...

Page 11: ...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 contacts open correctly for SIL CL 3 PL e at least 1x per month for SIL CL 2 PL d at least 1x per year NOTICE The safety function should be checked after initial commissioning and ...

Page 12: ...respective fault has been rectified and the supply voltage is switched off for approx 1 minute the unit is ready for operation again Contact malfunctions If the contacts have welded reactivation will not be possible after the input circuit has opened LED POWER does not light Short circuit or no supply voltage Dimensions in mm 121 4 8 75 2 95 87 3 42 22 5 0 89 ...

Page 13: ...e 100 Max inrush current impulse Current pulse A1 1 7 A Pulse duration A1 8 ms Inputs Number 1 Voltage at Input circuit DC 24 V Start circuit DC 24 V Feedback loop DC 24 V Current at Input circuit DC 50 mA Start circuit DC 210 mA Feedback loop DC 210 mA Max overall cable resistance Rlmax Single channel at UB DC 15 Ohm Single channel at UB AC 15 Ohm Relay outputs Number of output contacts Safety co...

Page 14: ... with the standard EN 60947 5 1 Utilisation category of safety contacts AC15 at 230 V Max current 5 A DC13 6 cycles min at 24 V Max current 6 A Utilisation category of auxiliary contacts AC15 at 230 V Max current 5 A DC13 6 cycles min at 24 V Max current 6 A Utilisation category in accordance with UL Voltage 240 V AC G P With current 6 A Voltage 24 V DC Resistive With current 6 A Pilot Duty C300 R...

Page 15: ...ion With E STOP typ 45 ms With E STOP max 70 ms With power failure typ 45 ms With power failure max 70 ms Recovery time at max switching frequency 1 s After E STOP 50 ms After power failure 150 ms Supply interruption before de energisation 20 ms Environmental data Climatic suitability EN 60068 2 78 Ambient temperature Temperature range 10 55 C Storage temperature Temperature range 40 85 C Climatic...

Page 16: ...type Fixed Conductor cross section with screw terminals 1 core flexible 0 2 4 mm 24 10 AWG 2 core with the same cross section flexible with crimp connectors no plastic sleeve 0 2 2 5 mm 24 14 AWG 2 core with the same cross section flexible without crimp connectors or with TWIN crimp connectors 0 2 2 5 mm 24 14 AWG Torque setting with screw terminals 0 6 Nm Stripping length with screw terminals 8 m...

Page 17: ...as the proof test interval and mission time in accordance with EN 62061 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 ...

Page 18: ...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 Order reference Product type Features Connection type Order no PNOZ X7 1 24 VAC DC Screw terminals 774051 EC declaration of conformity This product thes...

Page 19: ...ng energy efficient products and environmentally friendly solutions We are represented internationally Please refer to our homepage www pilz com for further details or contact our headquarters Headquarters Pilz GmbH Co KG Felix Wankel Straße 2 73760 Ostfildern Germany Telephone 49 711 3409 0 Telefax 49 711 3409 133 E Mail info pilz com Internet www pilz com CECE CHRE CMSE InduraNET p Leansafe Mast...

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