Pilz PNOZ X2.7P Operating Manual
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Pilz PNOZ X2.7P Operating Manual

Safety relays
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Operating Manual-1004081-EN-19

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Summary of Contents for Pilz PNOZ X2.7P

  • Page 1 PNOZ X2.7P Safety relays Operating Manual-1004081-EN-19...
  • Page 2 Preface This document is a translation of the original document. All rights to this documentation are reserved by Pilz GmbH & Co. KG. Copies may be made for internal purposes. Suggestions and comments for improving this documentation will be gratefully received.

  • Page 3: Table Of Contents

    Contents Introduction Validity of documentation Using the documentation Definition of symbols Safety Intended use Safety regulations Safety assessment Use of qualified personnel Warranty and liability Disposal For your safety Unit features Safety features Block diagram/terminal configuration Type: 24 VAC/DC Type: 24 - 240 V AC/DC Function Description Operating modes Timing diagram...
  • Page 4 Contents Remove plug-in terminals Order reference EC declaration of conformity Operating Manual 1004081-EN-19...

  • Page 5: Introduction

    PNOZ X2.7P Introduction Validity of documentation This documentation is valid for the product PNOZ X2.7P. It is valid until new documentation is published. This operating manual explains the function and operation, describes the installation and provides guidelines on how to connect the product.

  • Page 6: Safety

    This gives advice on applications and provides information on special fea- tures. Safety Intended use The safety relay PNOZ X2.7P provides a safety-related interruption of a safety circuit. The safety relay meets the requirements of EN 60947-5-1, EN 60204-1 and VDE 0113‑1 and may be used in applications with E-STOP pushbuttons...

  • Page 7: Use Of Qualified Personnel

    PNOZ X2.7P Use of qualified personnel The products may only be assembled, installed, programmed, commissioned, operated, maintained and decommissioned by competent persons. A competent person is a qualified and knowledgeable person who, because of their train- ing, experience and current professional activity, has the specialist knowledge required. To...

  • Page 8: Unit Features

    PNOZ X2.7P Unit features Positive-guided relay outputs: – 3 safety contacts (N/O), instantaneous – 1 auxiliary contact (N/C), instantaneous Connection options for: – E-STOP pushbuttons – Safety gate limit switches – Start button – Light guards and safety switches LED display for: –...

  • Page 9: Block Diagram/Terminal Configuration

    PNOZ X2.7P Block diagram/terminal configuration Type: 24 VAC/DC : 24 VAC/DC; Order no. 777305, 787305 S11 S52 S21 S22 S12 S34 *Insulation between the non-marked area and the relay contacts: Basic insulation (over- voltage category III), Protective separation (overvoltage category II) Type: 24 - 240 V AC/DC : 24 –...

  • Page 10: Function Description

    PNOZ X2.7P Function Description The safety relay PNOZ X2.7P provides a safety-oriented interruption of a safety circuit. When supply voltage is supplied the "POWER" LED is lit. The unit is ready for operation when the start circuit S12-S34 is closed.

  • Page 11: Timing Diagram

    PNOZ X2.7P Timing diagram Legend Power: Supply voltage Start: Start circuit Input: Input circuit Output safe: Safety contacts Output aux: Auxiliary contact : Switch-on delay : Delay-on de-energisation : Waiting period Installation The unit should be installed in a control cabinet with a protection type of at least IP54.

  • Page 12: Wiring

    Important for detection of shorts across contacts: As this function for detecting shorts across contacts is not failsafe, it is tested by Pilz during the final control check. If there is a danger of exceeding the cable runs, we recommend the following test after the installation of the device: 1.

  • Page 13: Preparing For Operation

    PNOZ X2.7P Preparing for operation Supply voltage  U = 24 VAC/DC; Order no. 777305, 787305 = 24 - 240 VAC/DC; Order no. 777306, 787306 Input circuit Single-channel Dual-channel E-STOP without detection of shorts across contacts E-STOP with detection of shorts across...

  • Page 14: Operation

    26]). NOTICE Operation with a light guard or safety switch It must not be possible to switch off the supply voltage for the PNOZ X2.7P separately from the supply voltage for the light guard or safety switch. Start circuit Single-channel...

  • Page 15: Status Indicators

    PNOZ X2.7P 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...

  • Page 16: Dimensions In Mm

    PNOZ X2.7P Dimensions in mm * with spring-loaded terminals Technical details Order no. 777305 – 777306 See below for more order numbers General 777305 777306 CCC, CE, EAC (Eurasian), TÜV, CCC, CE, EAC (Eurasian), TÜV, cULus Listed cULus Listed Approvals...
  • Page 17 PNOZ X2.7P Inputs 777305 777306 Current at 30 mA 25 mA Input circuit DC Start circuit DC 40 mA 50 mA Feedback loop DC 40 mA 50 mA 71 Ohm 141 Ohm Min. input resistance at power-on Max. overall cable resistance Rl-...
  • Page 18 PNOZ X2.7P Relay outputs 777305 777306 Utilisation category In accordance with the standard EN 60947-5-1 EN 60947-5-1 Utilisation category of safety con- tacts 230 V 230 V AC15 at Max. current DC13 (6 cycles/min) at 24 V 24 V Max. current...
  • Page 19 PNOZ X2.7P Conventional thermal current 777305 777306 while loading several contacts Ith per contact at UB AC; AC1: 240 V, DC1: 24 V Conv. therm. current with 1 con- tact Conv. therm. current with 2 con- tacts Conv. therm. current with 3 con- tacts 3,5 A 4,5 A Ith per contact at UB DC;...
  • Page 20 PNOZ X2.7P Environmental data 777305 777306 Storage temperature -40 - 85 °C -40 - 85 °C Temperature range Climatic suitability Humidity 93 % r. h. at 40 °C 93 % r. h. at 40 °C Condensation during operation Not permitted...
  • Page 21 PNOZ X2.7P Mechanical data 777305 777306 Weight 185 g 210 g Where standards are undated, the 2017-01 latest editions shall apply. Order no. 787305 – 787306 General 787305 787306 CCC, CE, EAC (Eurasian), TÜV, CCC, CE, EAC (Eurasian), TÜV, cULus Listed...
  • Page 22 PNOZ X2.7P Inputs 787305 787306 Max. overall cable resistance Rl- Single-channel at UB DC 30 Ohm 45 Ohm Single-channel at UB AC 100 Ohm 45 Ohm Dual-channel without detection of shorts across contacts at UB 50 Ohm 80 Ohm Dual-channel without detection...
  • Page 23 PNOZ X2.7P Relay outputs 787305 787306 Utilisation category of safety con- tacts AC15 at 230 V 230 V Max. current DC13 (6 cycles/min) at 24 V 24 V Max. current Utilisation category of auxiliary con- tacts AC15 at 230 V 230 V Max.
  • Page 24 PNOZ X2.7P Conventional thermal current 787305 787306 while loading several contacts Ith per contact at UB DC; AC1: 240 V, DC1: 24 V Conv. therm. current with 1 con- tact Conv. therm. current with 2 con- tacts Conv. therm. current with 3 con- tacts 4,5 A...
  • Page 25 PNOZ X2.7P Environmental data 787305 787306 Vibration In accordance with the standard EN 60068-2-6 EN 60068-2-6 Frequency 10 - 55 Hz 10 - 55 Hz Amplitude 0,35 mm 0,35 mm Airgap creepage In accordance with the standard EN 60947-1 EN 60947-1...

  • Page 26: Safety Characteristic Data

    PNOZ X2.7P Safety characteristic data NOTICE You must comply with the safety-related characteristic data in order to achieve the required safety level for your plant/machine. Operating EN ISO EN ISO EN 62061 EN 62061 IEC 61511 IEC 61511 EN ISO...

  • Page 27: Service Life Graph

    PNOZ X2.7P 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 electrical load; the mechanical load is negli- gible. Unit types with UB 24 VAC/DC : 24 VAC/DC;...
  • Page 28 PNOZ X2.7P Example Inductive load: 0.2 A Utilisation category: AC15 Contact service life: 2 000 000 cycles Provided the application to be implemented requires fewer than 2 000 000 cycles, the PFH value (see Technical details [ 16]) can be used in the calculation.
  • Page 29 PNOZ X2.7P Switching current (A) Fig.: Service life graphs at 110 V DC Example Inductive load: 0.2 A Utilisation category: AC15 Contact service life: 1 000 000 cycles Provided the application to be implemented requires fewer than 1 000 000 cycles, the PFH...
  • Page 30 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/support/downloads. Representative: Norbert Fröhlich, Pilz GmbH & Co. KG, Felix-Wankel-Str. 2, 73760 Ost- fildern, Germany Operating Manual...
  • Page 31 Back cover Support Technical support is available from Pilz round the clock. Americas Australia Scandinavia +45 74436332 Brazil +61 3 95600621 +55 11 97569-2804 Spain Canada Europe +34 938497433 +1 888-315-PILZ (315-7459) Austria Switzerland Mexico +43 1 7986263-0 +41 62 88979-30...

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