Pilz PNOZ X3 Operating Manual
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Pilz PNOZ X3 Operating Manual

Safety relays
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Operating Manual-20547-EN-10

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  • Page 1 PNOZ X3 Safety relays Operating Manual-20547-EN-10...
  • Page 2 Preface This document is the original document. All rights to this documentation are reserved by Pilz GmbH & Co. KG. Copies may be made for the user's internal purposes. Suggestions and comments for improving this documenta- tion will be gratefully received.

  • Page 3: Table Of Contents

    Function Description Operating modes Timing diagram Installation Wiring Preparing for operation Operation Status indicators Faults – Interference Dimensions in mm Technical details Safety characteristic data Supplementary data Service life graph Order reference EC declaration of conformity Operating Manual PNOZ X3 20547-EN-10...

  • Page 4: Introduction

    PNOZ X3 Introduction Validity of documentation This documentation is valid for the product PNOZ X3. 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 5: Safety

    Safety Intended use The safety relay PNOZ X3 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 6: Safety Regulations

    In safety-related applications, please comply with the mission time T in the safety-re- lated characteristic data. When decommissioning, please comply with local regulations regarding the disposal of electronic devices (e.g. Electrical and Electronic Equipment Act). Operating Manual PNOZ X3 20547-EN-10...

  • Page 7: For Your Safety

    Note for overvoltage category III: If voltages higher than low voltage (>50 VAC or >120 VDC) are present on the unit, connected control elements and sensors must have a rated insulation voltage of at least 250 V. Operating Manual PNOZ X3 20547-EN-10...

  • Page 8: Unit Features

    The correct opening and closing of the safety function relays is tested automatically in each on-off cycle. Block diagram/terminal configuration *Insulation between the non-marked area and the relay contacts: Basic insulation (over- voltage category III), Protective separation (overvoltage category II) Operating Manual PNOZ X3 20547-EN-10...

  • Page 9: Function Description

    PNOZ X3 Function Description The safety relay PNOZ X3 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 S13-S14 is closed.

  • Page 10: Timing Diagram

    When installed vertically: Secure the unit by using a fixing element (e.g. retaining bracket or end angle). With AC supply voltage: When installing more than 2 units next to each other in the control cabinet, a distance of at least 6mm must be maintained between the units. Operating Manual PNOZ X3 20547-EN-10...

  • Page 11: 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 length, we recommend the following test once the unit is installed: 1.

  • Page 12: Preparing For Operation

    Safety gate with detection of shorts across contacts NOTICE With single-channel wiring the safety level of your machine/plant may be lower than the safety level of the unit (see Safety characteristic data [ 31]). Operating Manual PNOZ X3 20547-EN-10...
  • Page 13 Feedback loop Automatic start Monitored start Contacts from external contactors 13 (23, 33) 14 (24, 34) Semiconductor output Legend S1/S2: E-STOP/safety gate switch S3: Reset button : Switch operated : Gate open : Gate closed Operating Manual PNOZ X3 20547-EN-10...

  • Page 14: Operation

    SIL CL 2/PL d at least 1x per year Status indicators LEDs indicate the status and errors during operation: LED on POWER Supply voltage is present. CH.1 Safety contacts of channel 1 are closed. CH.2 Safety contacts of channel 2 are closed. Operating Manual PNOZ X3 20547-EN-10...

  • Page 15: Faults - Interference

    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 75 (2.95") 87 (3.42") (1.77") Operating Manual PNOZ X3 20547-EN-10...

  • Page 16: Technical Details

    180 Ohm Dual-channel with de- tection of shorts across contacts at UB DC 15 Ohm 15 Ohm 15 Ohm Dual-channel with de- tection of shorts across 30 Ohm 30 Ohm 30 Ohm contacts at UB AC Operating Manual PNOZ X3 20547-EN-10...
  • Page 17 In accordance with the standard EN 60947-5-1 EN 60947-5-1 EN 60947-5-1 Utilisation category of safety contacts AC15 at 230 V 230 V 230 V Max. current DC13 (6 cycles/min) at 24 V 24 V 24 V Max. current Operating Manual PNOZ X3 20547-EN-10...
  • Page 18 Ith per contact at UB AC; AC1: 240 V, DC1: 24 V Conv. therm. current with 1 contact Conv. therm. current 7,5 A 7,5 A 7,5 A with 2 contacts Conv. therm. current with 3 contacts 6,5 A 6,5 A 6,5 A Operating Manual PNOZ X3 20547-EN-10...
  • Page 19 EN 60068-2-78 Climatic suitability Ambient temperature Temperature range -20 - 55 °C -20 - 55 °C -20 - 55 °C Storage temperature Temperature range -40 - 85 °C -40 - 85 °C -40 - 85 °C Operating Manual PNOZ X3 20547-EN-10...
  • Page 20 TWIN crimp 0,2 - 2,5 mm², 24 - 14 0,2 - 2,5 mm², 24 - 14 0,2 - 2,5 mm², 24 - 14 connectors Torque setting with screw terminals 0,6 Nm 0,6 Nm 0,6 Nm Operating Manual PNOZ X3 20547-EN-10...
  • Page 21 50 mA 50 mA 50 mA Start circuit DC 35 mA 35 mA 35 mA Feedback loop DC 20 mA 20 mA 20 mA Min. input resistance at power-on 130 Ohm 130 Ohm 130 Ohm Operating Manual PNOZ X3 20547-EN-10...
  • Page 22 Max. current Max. power 2000 VA 2000 VA 2000 VA 24 V 24 V 24 V DC1 at Min. current 0,01 A 0,01 A 0,01 A Max. current Max. power 200 W 200 W 200 W Operating Manual PNOZ X3 20547-EN-10...
  • Page 23 Max. melting integral 240 A²s 240 A²s 240 A²s Blow-out fuse, quick 10 A 10 A 10 A Blow-out fuse, slow Blow-out fuse, gG 10 A 10 A 10 A Circuit breaker 24V AC/DC, characteristic Operating Manual PNOZ X3 20547-EN-10...
  • Page 24 15 ms 15 ms 15 ms 30 ms 30 ms 30 ms With E-STOP max. With power failure typ. 50 ms 50 ms 50 ms With power failure max. 70 ms 70 ms 70 ms Operating Manual PNOZ X3 20547-EN-10...
  • Page 25 4 kV Protection type Housing IP40 IP40 IP40 Terminals IP20 IP20 IP20 Mounting area (e.g. IP54 IP54 IP54 control cabinet) Mechanical data 774314 774315 774316 Mounting position Mechanical life 10,000,000 cycles 10,000,000 cycles 10,000,000 cycles Operating Manual PNOZ X3 20547-EN-10...
  • Page 26 Voltage 230 V 240 V Kind Voltage tolerance -15 %/+10 % -15 %/+10 % Output of external power supply (AC) 5 VA 5 VA Frequency range AC 50 - 60 Hz 50 - 60 Hz Operating Manual PNOZ X3 20547-EN-10...
  • Page 27 Relay outputs 774318 774319 Number of output contacts Safety contacts (N/O), instant- aneous Auxiliary contacts (N/C) 1 kA 1 kA Max. short circuit current IK Utilisation category In accordance with the standard EN 60947-4-1 EN 60947-4-1 Operating Manual PNOZ X3 20547-EN-10...
  • Page 28 Utilisation category in accordance with UL Voltage 240 V AC G. P. 240 V AC G. P. With current 24 V DC Resistive 24 V DC Resistive Voltage With current B300, R300 B300, R300 Pilot Duty Operating Manual PNOZ X3 20547-EN-10...
  • Page 29 With automatic start after power on typ. 280 ms 280 ms With automatic start after power on max. 550 ms 550 ms With monitored start typ. 35 ms 35 ms 50 ms 50 ms With monitored start max. Operating Manual PNOZ X3 20547-EN-10...
  • Page 30 Rated impulse withstand voltage 4 kV 4 kV Protection type Housing IP40 IP40 Terminals IP20 IP20 Mounting area (e.g. control cab- IP54 IP54 inet) Mechanical data 774318 774319 Mounting position Mechanical life 10,000,000 cycles 10,000,000 cycles Operating Manual PNOZ X3 20547-EN-10...

  • Page 31: Safety Characteristic Data

    [1/h] 2015 2015 2015 Category [year] PL e Cat. 4 SIL CL 3 2,31E-09 SIL 3 2,03E-06 – All the units used within a safety function must be considered when calculating the safety characteristic data. Operating Manual PNOZ X3 20547-EN-10...

  • Page 32: Supplementary Data

    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. Switching current (A) Example Inductive load: 0.2 A Utilisation category: AC15 Operating Manual PNOZ X3 20547-EN-10...

  • Page 33: Order Reference

    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 PNOZ X3...
  • Page 34 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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