Pilz 774-303, Operating Manual

Page 1: ...PNOZ X2 Operating Manual 1003353 EN 08 Safety relays...

Page 2: ...nta 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...

Page 3: ...d 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 Pr...

Page 4: ...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...

Page 5: ...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 environme...

Page 6: ...edge 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 contrar...

Page 7: ...s The safety relay meets the following safety requirements The circuit is redundant with built in self monitoring The safety function remains effective in the case of a component failure The correct o...

Page 8: ...nput circuit the PNOZ X2 detects earth faults in the input circuit earth faults and short circuits in the start circuit Dual channel operation with detection of shorts across contacts Redundant input...

Page 9: ...sion or the shielding of cables for example Adequate protection must be provided on all output contacts with capacitive and inductive loads Do not switch low currents using contacts that have been use...

Page 10: ...S21 S12 S11 Safety gate S1 S22 S21 S12 S11 L A1 S1 S2 S12 S11 S22 S21 NOTICE With single channel wiring the safety level of your machine plant may be lower than the safety level of the unit see Safety...

Page 11: ...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 each time the plant...

Page 12: ...PNOZ X2 Operating Manual PNOZ X2 1003353 EN 08 12 Dimensions in mm 121 4 8 75 2 95 87 3 42 22 5 0 89...

Page 13: ...Inputs Number 2 Voltage at Input circuit DC 24 V Start circuit DC 24 V Feedback loop DC 24 V Current at Input circuit DC 25 mA Start circuit DC 30 mA Feedback loop DC 30 mA Min input resistance at pow...

Page 14: ...A Pilot Duty C300 R300 External contact fuse protection safety contacts In accordance with the standard EN 60947 5 1 Max melting integral 240 A s Blow out fuse quick 6 A Blow out fuse slow 4 A Blow o...

Page 15: ...oltage category III II Pollution degree 2 Rated insulation voltage 250 V Rated impulse withstand voltage 4 kV Protection type Housing IP40 Terminals IP20 Mounting area e g control cabinet IP54 Mechani...

Page 16: ...ith EN 62061 corresponds to the SIL value in accord ance with EN 61508 TM is the maximum mission time in accordance with EN ISO 13849 1 The value also ap plies as the retest interval in accordance wit...

Page 17: ...e wear is mainly caused by the electrical load the mechanical load is negli gible Number of cycles x 1000 Switching current A Example Inductive load 0 2 A Utilisation category AC15 Contact service lif...

Page 18: ...eet 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 sup...

Page 19: ...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 Headquart...