iec 60079-27 fieldbus intrinsically safe concept (fisco) and fieldbus non-incendive concept (fnico)

... part of IEC 60079 contains the details of apparatus, systems and installation practice for use with the Fieldbus Intrinsically Safe Concept (FISCO) and the Fieldbus Non-Incendive Concept (FNICO). ... `,````,,,```,,,`,,,``,``-`-`,,`,,`,`,,` 60079-27  IEC: 2005 – 9 – ELECTRICAL APPARATUS FOR EXPLOSIVE GAS ATMOSPHERES – Part 27: Fieldbus intrinsically s...

Ngày tải lên: 25/12/2013, 10:43

... Copyright International Electrotechnical Commission Provided by IHS under license with IEC Licensee=Technip Abu Dabhi/5931917101 Not for Resale, 02/12/2006 07:20:02 MSTNo reproduction ... ``,`,`,,,``````,,``,,``,,,,`,-`-`,,`,,`,`,,` Copyright International Electrotechnical Commission Provided by IHS under license with IEC Licensee=Technip Abu Dabhi/5931917101 Not for Resale, 02/12/20...

Ngày tải lên: 25/12/2013, 10:44

... Handling Services COPYRIGHT International Electrotechnical Commission Licensed by Information Handling Services COPYRIGHT International Electrotechnical Commission Licensed by Information Handling ... Handling Services COPYRIGHT International Electrotechnical Commission Licensed by Information Handling Services COPYRIGHT International Electrotechnical Commission Licensed by Information Handli...

Ngày tải lên: 25/12/2013, 10:49

Ngày tải lên: 25/12/2013, 10:57

... mal concept is a pair (A; B) with A ⊆ G, B ⊆ M, A ′ = B and B ′ = A. (This is equivalent to A ⊆ G and B ⊆ M being maximal with A × B ⊂ R.) A is called extent and B is called intent of the concept. ... description of extensions and intentions, concept lattice starts with a (formal) context. Definition 2.1. A formal context is a triple K := (G; M; R) where G and M are sets and...

Ngày tải lên: 28/03/2014, 13:20

... indexes i and j and their syntactic heads H(i) and H(j): Definition 3.1 (Index priority) Let i and j be two indexes in the same sentence. The rela- tive priority ranking of i and j is: ... and corpora in the agricultural domain and AFIRST for supporting this research through the SKETCHI project. a part-of-speech tagger for French described in (Tzoukermann and Radev,...

Ngày tải lên: 31/03/2014, 04:20

... unification, IEC National Committees undertake to apply IEC International Standards transparently to the maximum extent possible in their national and regional standards. Any divergence between the IEC ... Standard IEC 60947-6-2 has been prepared by subcommittee 17B: Low-voltage switchgear and controlgear, of IEC technical committee 17: Switchgear and controlgear. This second...

Ngày tải lên: 04/04/2014, 12:00

... exists between this and other IEC standards (except basic safety standards), the provisions of this standard should be considered to govern in the area of programmable controllers and their associated ... unification, IEC National Committees undertake to apply IEC International Standards transparently to the maximum extent possible in their national and regional standards. Any...

Ngày tải lên: 04/04/2014, 12:14

... standards will apply the following principle: a) Common standards prepared by SC 17A and SC 17C will start with IEC 62271-001; b) Standards of SC 17A will start with IEC 62271-100; c) Standards ... switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV IEC 60298 201 AC insulation-enclosed switchgear and controlgear for rated voltages above...

Ngày tải lên: 04/04/2014, 12:38

... Automation JHChristensen@ra.rockwell.com Open Distributed Automation and Control with IEC 61499 Open Distributed Automation and Control with IEC 61499 OPEN DISTRIBUTED AUTOMATION AND CONTROL WITH IEC 61499 JHC/2001-04-03 p. 10 System ... DISTRIBUTED AUTOMATION AND CONTROL WITH IEC 61499 JHC/2001-04-03 p. 18 Open Distributed Automation and Control with IEC 61499 Open Distri...

Ngày tải lên: 20/08/2012, 11:15