Beckhoff CX50x0 User Manual

Notes about operation of the Embedded-PC CX50x0-01xx in potentially explosive areas (ATEX) Version: 1.1 Date: 2013-08-22

Marking 6 CX50x0 units in potentially explosive areas 2.2 Marking The Beckhoff CX50x0 certified for potentially explosive areas bear one of the foll

CX1900-0105 – mounting bracket to ensure the fixing of the cables from the USB ports CX50x0 units in potentially explosive areas 7 3 CX1900-0105

Installation 8 CX50x0 units in potentially explosive areas 2. When the USB plugs are placed the cables must be fixed with cable straps to the bracke

Basic principles of explosion protection CX50x0 units in potentially explosive areas 9 4 Basic principles of explosion protection 4.1 Why explos

Components from Beckhoff 10 CX50x0 units in potentially explosive areas 4.2 Components from Beckhoff The marked components from Beckhoff Automation

Basic principles of explosion protection CX50x0 units in potentially explosive areas 11 4.4 Classification of electrical equipment into protectio

Classification of surrounding atmosphere into zones 12 CX50x0 units in potentially explosive areas 4.5 Classification of surrounding atmosphere into

Basic principles of explosion protection CX50x0 units in potentially explosive areas 13 4.6 Usability of electrical equipment 4.6.1 Equipment cat

Safety barriers – cross-zone circuits 14 CX50x0 units in potentially explosive areas 4.6.3 Temperature class The temperature class is also relevant

Appendix CX50x0 units in potentially explosive areas 15 5 Appendix 5.1 Beckhoff Support and Service Beckhoff and their partners around the world

Table of Contents CX50x0 units in potentially explosive areas Table of Contents 1 Foreword 1 1.1 Notes on the documentation 1 1.1.1 Disclaimer

Foreword CX50x0 units in potentially explosive areas 1 1 Foreword 1.1 Notes on the documentation This description is only intended for the use of

Safety instructions 2 CX50x0 units in potentially explosive areas 1.2 Safety instructions 1.2.1 Delivery state All the components are supplied in pa

Foreword CX50x0 units in potentially explosive areas 3 1.2.3 Description of safety symbols The following safety symbols are used in this operati

Validation 4 CX50x0 units in potentially explosive areas 1.3 Validation This documentation is valid for all CX50x0 units, which bear one of the foll

Notes about operation in potentially explosive areas CX50x0 units in potentially explosive areas 5 2 Notes about operation in potentially explosi