Csa Installation Drawing - PR electronics Hart 7 Manuel De Produit

CSA Installation drawing 6437QC01-V3R0
CSA Certificate 16.70066266
Division1 / Ex ia, Intrinsic Safe Installation
For safe installation of the 6431Dxxx and 6437Dxxx the following must be Observed.
Marking: Class I Division 1, Groups A,B,C,D
Ex ia IIC T6...T4
Class I, Zone 0: AEx ia IIC, T6...T4
Ex ib [ia] IIC T6...T4
Class I, Zone 1: AEx ib [ia] IIC T6...T4
IS Installation instructions
• Install in accordance with the US the National Electrical Code (NEC) or for Canada the
Canadian Electrical Code (CEC).
• The transmitter must be installed in a suitable enclosure to meet installation codes stipulated in
the Canadian Electrical Code (CEC) or for US the National Electrical Code (NEC).
• To establish Class II and Class III, Division 1 or IIIC ratings, the equipment shall be installed in
an enclosure that is approved for use in Class II and Class III hazardous (classified) locations.
• If the enclosure is made of non-metallic materials or of painted metal, electrostatic charging
shall be avoided.
• Use supply wires with a rating of at least 5 K above the ambient temperature.
WARNING: Substitution of components may impair intrinsic safety
AVERTISSEMENT: la substitution de composants peut nuire à la sécurité intrinsèque
6437V102-FR 39