KROHNE TT 51 SERIES EN - Manual (Page 4)

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INTRODUCTION
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TT 51 SERIES
www.krohne.com 09/2010 - 4000869801 - AD TT 51 SIL R01 en
1.4 Relevant standards / Literature
• [N1] • IEC 61508 part 2 - Functional safety of electrical/electronic/programmable electronic
safety-related systems;
• Part 2: Requirements for electrical/electronic/programmable electronic safety-
related systems
• [N2] • IEC 61326-3-1:2008 - Immunity requirements for safety-related systems and for
equipment intended to perform safety-related functions (functional safety) - General
industrial applications
• [N3] • Namur NE 21 - Electromagnetic compatibility of industrial process and laboratory
control equipment
• [N4] • Namur NE 32 - Data retention in the event of a power failure in field and control
instruments with microprocessors
• [N5] • Namur NE 43 - Standardization of the signal level for the failure information of digital
transmitters
• [N6] • Namur NE 53 - Software of field devices and signal processing devices with digital
electronics
• [N7] • Namur NE 79 - Microprocessor equipped devices for safety instrumented systems
• [N8] • Namur NE 89 - Temperature transmitter with digital signal processing
• [N9] • Namur NE 107 - Self-monitoring and diagnosis of field devices
• [N10] • EN 60079-0:2006 - Electrical apparatus for explosive gas atmospheres;
• Part 0: General requirements
• [N11] • EN 60079-11:2007 - Explosive atmospheres;
• Equipment protection by intrinsic safety "i"
• [N12] • EN 60079-15:2005 - Electrical apparatus for explosive gas atmospheres
• Part 15: Construction, test and marking of type of protection "n" electrical apparatus
• [N13] • EN 60079-26:2007 - Explosive atmospheres
• Part 26: Equipment with equipment protection level (EPL) Ga
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