Siemens SIPROCESS GA700 Compact Operating Instructions page 109

Table of contents
1 Introduction...................................................................................................................................................7
1.1 Purpose of this document........................................................................................................7
1.2 History......................................................................................................................................8
1.3 Purpose....................................................................................................................................9
1.4 Information on industrial use..................................................................................................10
1.5 Field of application.................................................................................................................11
1.6 Delivery..................................................................................................................................13
1.6.1 Checking the delivery.............................................................................................................13
1.7 Transportation and storage....................................................................................................14
1.8 Notes on warranty..................................................................................................................15
2 Safety instructions......................................................................................................................................17
2.1 Prerequisites for safe use......................................................................................................17
2.1.1 Laws and directives................................................................................................................17
2.1.2 Conformity with European directives......................................................................................18
2.2 Improper device modifications...............................................................................................19
2.3 Requirements for special applications...................................................................................20
2.4 For use in hazardous areas...................................................................................................21
2.5 General directives for explosion protection............................................................................22
2.5.1 External explosion protection.................................................................................................22
2.5.1.1 Overview................................................................................................................................22
2.5.1.2 Pre-purging phase..................................................................................................................22
2.5.1.3 Operating phase.....................................................................................................................22
2.5.2 Internal explosion protection..................................................................................................23
2.5.3 Further safety measures........................................................................................................23
2.5.3.1 Overview................................................................................................................................23
2.5.3.2 Analyzer versions Ex px with continuous purging or Ex pz with use of the containment
system....................................................................................................................................24
2.5.3.3 Device versions Ex nR and Ex t.............................................................................................24
2.5.3.4 Simplified pressurized analyzers Ex pz for use in hazardous Zone 2 and Zone 22...............24
2.5.3.5 OXYMAT 7 (SIPROCESS GA700 rack-mounted device only)..............................................24
2.6 Automatic reset......................................................................................................................26
3 Installing.....................................................................................................................................................27
3.1 Basic safety instructions.........................................................................................................27
3.1.1 Installation location requirements...........................................................................................29
3.1.2 Correct assembly...................................................................................................................30
3.2 Safety instructions for installation...........................................................................................31
3.2.1 Rack-mounted device............................................................................................................31
Devices in explosion-proof design
Compact Operating Instructions, 05/2015, A5E35134047-02
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