Page 1
PIT si3.1 Control and signal devices Operating Manual-21864-EN-03...
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.
Definition of symbols Safety Intended use Safety regulations Use of qualified personnel Warranty and liability Disposal Unit features Function description Installation and wiring Installation Wiring Maintenance Connection example Dimensions Technical details Order reference EC declaration of conformity Operating Manual PIT si3.1 21864-EN-03...
PIT si3.1 Introduction Validity of documentation This documentation is valid for the product PIT si3.1. 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.
Damage can be attributed to not having followed the guidelines in the manual Operating personnel are not suitably qualified Any type of modification has been made (e.g. exchanging components on the PCB boards, soldering work etc.). Operating Manual PIT si3.1 21864-EN-03...
Drill holes in the surface beneath the assembly, as shown in the diagram "Preparing for installation, mounting foot dimensions and conduit pipe" [1]. Don't forget to drill a hole for the cable feed [2]! When installing, use the flat gasket provided [2]! Operating Manual PIT si3.1 21864-EN-03...
Refer to the diagram "Wiring the connection unit and assembling the light elements" for details of how to wire the light elements. Wiring CAUTION! Wire the indicator light unit when it is isolated from the power supply. Operating Manual PIT si3.1 21864-EN-03...
Place the end cover on the topmost light element. Note the markings for the start position! Maintenance Clean the indicator light unit using mild, non-scouring and non-scratching materials. Never use aggressive cleaning agents such as solvents, for example. Operating Manual PIT si3.1 21864-EN-03...
Fig.: Dimensions Technical details General Approvals CE, cULus Listed Self-monitored Lamp Kind Yellow, green, red Colour Electrical data Supply voltage Voltage 24 V Kind Voltage tolerance -10 %/+10 % Output of external power supply (DC) Operating Manual PIT si3.1 21864-EN-03...
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 PIT si3.1...