Pilz PNOZ s8 Operating Manual
Safety relays
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Summary of Contents for Pilz PNOZ s8
- Page 1 PNOZ s8 Safety relays Operating Manual-21400-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.
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Page 3: Table Of Contents
Block diagram/terminal configuration Function description Timing diagram Installation Wiring Preparing for operation Operation Status indicators Error indicators Faults - malfunctions Dimensions in mm Technical details Safety characteristic data Supplementary data Service life table Permitted operating height Operating Manual PNOZ s8 21400-EN-10... - Page 4 Contents Remove plug-in terminals Order reference EC declaration of conformity Operating Manual PNOZ s8 21400-EN-10...
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Page 5: Introduction
PNOZ s8 Introduction Validity of documentation This documentation is valid for the product PNOZ s8. 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
Safety Intended use The contact expansion module PNOZ s8 meets the requirements of EN 60947-5-1, EN 60204-1 and VDE 0113-1. It is used to increase the number of safety contacts available on a base unit. Base units are all safety relays with feedback loop. -
Page 7: Use Of Qualified Personnel
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 s8 21400-EN-10... -
Page 8: Unit Features
The output relays de-energise and the safety contacts open. Block diagram/terminal configuration Fig.: Centre: Front view with cover, right: Front view without cover *Safe separation from non-marked area in accordance with EN 60947-1, 6 kV, basic insula- tion between all safety contacts. Operating Manual PNOZ s8 21400-EN-10... -
Page 9: Function Description
Use the notch on the rear of the unit to attach it to a DIN rail (35 mm). When installed vertically: Secure the unit by using a fixing element (e.g. retaining bracket or end angle). Push the unit upwards or downwards before lifting it from the DIN rail. Operating Manual PNOZ s8 21400-EN-10... -
Page 10: Wiring
24 V DC PNOZsigma expansion module Input circuit Single-channel Dual-channel Base unit: 24 V DC Safety relay PNOZ X PNOZsigma expansion module Base unit: PNOZsigma expansion Safety relay PNOZelog module Driven via semiconductor outputs (24 VDC) Operating Manual PNOZ s8 21400-EN-10... -
Page 11: Operation
The safety function should be checked after initial commissioning and each time the plant/machine is changed. The safety functions may only be checked by qualified personnel. LEDs indicate the status and errors during operation: LED on LED flashes Operating Manual PNOZ s8 21400-EN-10... -
Page 12: Status Indicators
Faults - malfunctions Contact malfunctions: If the contacts have welded, reactivation will not be possible after the input circuit has opened. Dimensions in mm *with spring-loaded terminals 12,5 (0.69") 98 (3.86") * 100 (3,94") Operating Manual PNOZ s8 21400-EN-10... -
Page 13: Technical Details
20 mA Relay outputs 750108 751108 Number of output contacts Safety contacts (N/O), instant- aneous Max. short circuit current IK 1 kA 1 kA Utilisation category In accordance with the standard EN 60947-4-1 EN 60947-4-1 Operating Manual PNOZ s8 21400-EN-10... - Page 14 150 ms 150 ms Delay-on de-energisation With E-STOP typ. 30 ms 30 ms With E-STOP max. 40 ms 40 ms With power failure typ. 30 ms 30 ms With power failure max. 40 ms 40 ms Operating Manual PNOZ s8 21400-EN-10...
- Page 15 2 core with the same cross sec- tion, flexible without crimp con- nectors or with TWIN crimp con- nectors 0,2 - 1,5 mm², 24 - 16 AWG – Torque setting with screw terminals 0,5 Nm – Operating Manual PNOZ s8 21400-EN-10...
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Page 16: Safety Characteristic Data
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's SIL/PL values. Operating Manual PNOZ s8 21400-EN-10... -
Page 17: Supplementary Data
The service life table indicates 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. Load type Switching current Number of cycles 200,000 DC13 1.5 A 75,000 50,000 AC15 1.5 A 50,000 Operating Manual PNOZ s8 21400-EN-10... -
Page 18: Permitted Operating Height
From an operating height of 2000 m the max. permitted ambient temperature is re- duced by 0.5 °C/100 m Operating height Permitted ambient temperature 3000 m 50 °C 4000 m 45 °C 5000 m 40 °C Operating Manual PNOZ s8 21400-EN-10... -
Page 19: Remove Plug-In Terminals
European Parliament and of the Council. The complete EC Declaration of Conformity is available on the Internet at www.pilz.com/downloads. Representative: Norbert Fröhlich, Pilz GmbH & Co. KG, Felix-Wankel-Str. 2, 73760 Ost- fildern, Germany Operating Manual PNOZ s8... - Page 20 Back cover Support Technical support is available from Pilz round the clock. Americas Australia Scandinavia Brazil +61 3 95600621 +45 74436332 +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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