HYDAC ELECTRONIC HDA 4000 Bedienungsanleitung Und Sicherheitshinweise Seite 5

HDA 4000 ATEX, IECEx intrinsically safe, increased safety, for hydrogen applications - SIL 2 / PLd
ENGLISH
18 General ....................................................................................................................... 30
19 Exclusion of liability ...................................................................................................... 30
20 Product description....................................................................................................... 30
21 Installation and commissioning ...................................................................................... 30
22 Important Mounting Instructions.................................................................................... 32
22.1 Installation Instructions for units with ½-14 NPT Conduit .................................................. 32
22.2 Installation Instructions for units with impact protection .................................................. 33
23 Dismantling.................................................................................................................. 33
24 Safety.......................................................................................................................... 34
24.1 General ..................................................................................................................... 34
24.2 Conditions of use when applied in potentially explosive atmospheres ................................ 35
24.2.1 Specific Conditions of Use ............................................................................................ 35
24.2.2 Further Conditions of Use............................................................................................. 35
24.3 Intended use / foreseeable misuse ................................................................................ 36
24.4 Responsibility of the operator before start-up ................................................................. 36
24.5 Personnel selection and qualification; fundamental obligations ......................................... 36
24.6 Organisational measures .............................................................................................. 36
25 Transportation, Packaging, Storage................................................................................. 37
25.1 Transportation............................................................................................................ 37
25.2 Packaging .................................................................................................................. 37
25.3 Storage...................................................................................................................... 37
26 Disposal....................................................................................................................... 37
27 Functional safety .......................................................................................................... 38
27.1 Relevant standards...................................................................................................... 38
27.1.1 Performance Level ...................................................................................................... 38
27.1.2 Safety Integrity Level ................................................................................................... 38
27.2 Conformity with regards to funktionaler Sicherheit .......................................................... 38
27.3 Description of the safety function.................................................................................. 38
27.4 Normal operation ....................................................................................................... 38
27.5 Safe state................................................................................................................... 38
27.6 Normal operation ....................................................................................................... 38
27.7 Dangerous failures ...................................................................................................... 38
27.8 Behavior in the case of a measuring range override ......................................................... 39
27.9 Time behavior of the output signal ................................................................................ 39
27.10 Reset......................................................................................................................... 39
27.11 Other operating modes................................................................................................ 39
Edition: 2022-01-06 HYDAC ELECTRONIC GMBH
5
Part no.: 670051