Industry Links

Westlock products are designed to meet a range of industry standards and are certified and approved by regulatory agencies where required. For further information on standards and approvals you may find the following links useful.


IEC - International Electrotechnical Commission
- IECEx hazardous area classifications: http://www.iecex.com/about.htm
- IEC certification: http://iecex.iec.ch/iecex/iecexweb.nsf
- Safety Integrity Levels (SIL): http://www.iec.ch/functionalsafety


NFPA - National Fire Protection Association
http://www.nfpa.org


ATEX (European Commission)
http://www.ec.europa.eu/enterprise/sectors/atex/index_en.htm


NEMA – National Electrical Manufacturers Association
http://www.nema.org


Inmetro
http://www.inmetro.gov.br


CSA
http://csa.ca


UL
http://www.ul.com



Network protocols


Fieldbus FOUNDATION
http://www.fieldbus.org


Profibus
http://www.profibus.org


Modbus
http://www.modbus.org


DeviceNet
http://www.odva.org


AS-interface
http://www.as-interface.net


HART Communication Foundation
http://www.hartcomm.org


FDT
http://www.fdtgroup.org