VEGA VEGAPULS 51K…54K Profibus PA - Manual (Page 50)

50 VEGAPULS 51P … 54P
24890-EN-041227
7.2 Approvals
When radar sensors are used in Ex areas or on ships, the instruments must be suitable and
approved for the explosion zones and applications.
The suitability is checked by the approval authorities and is certified in approval documents.
Please note the attached approval documents when using a sensor in Ex area.
Test and approval authorities
- PTB
(Physikalisch Technische Bundesanstalt -
Physical Technical Approval Authority)
- FM
(Factory Mutual Research)
- ABS
(American Bureau of Shipping)
- LRS
(Lloyds Register of Shipping)
- G L
(German Lloyd)
- CSA
(Canadian Standards Association)