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4. Intrinsic Safety Marking and Electrical Safety Parameters
The marking on the serial plate stamped on the 7700E has the following information:
Name and address of the manufacturer:
Dresser Produits Industriels S.A.S.
3, Rue Saint-Pierre CS40087
14110 CONDE SUR NOIREAU
– France
Model designation:
7700E
Logo
with dimensions requirements from UA TR standards.
Certificate number
Marking
0Ex ia IIC T4 Ga X -40°C < Tamb < +80°C (Pi = 1,1W)
0Ex ia IIC T6 Ga X -40°C < Tamb < +55°C (Pi = 0,33W)
0Ex ia IIIC Da T90°C -40°C < Tamb < +80°C (Pi = 1,1W)
Serial number
Manufacturing date :
MM/YYYY
Electrical safety parameters :
Ui = 30 Vdc, Ii = 110 mA, Pi = 1.1 W, Li = 0, Ci = 0.
Ui = 30 Vdc, Ii = 110 mA, Pi = 0.33 W, Li = 0, Ci = 0.
IP66
Warning:
Potential electrostatic charging hazard. See instructions for safe use.
5. Flameproof Marking and Electrical Safety Parameters
The marking on the serial plate stamped on the 7700E has the following information:
Name and address of the manufacturer:
Dresser Produits Industriels S.A.S.
3, Rue Saint-Pierre CS40087
14110 CONDE SUR NOIREAU
– France
Model designation:
7700E
Logo
with dimensions requirements from UA TR standards.
Certificate number
Marking
1Ex d IIC T4 Gb X -40°C < Tamb < +85°C
1Ex d IIC T5 Gb X -40°C < Tamb < +70°C
1Ex d IIC T6 Gb X -40°C < Tamb < +55°C
1Ex tb IIIC T90°C Db X -40°C < Tamb < +55°C
Serial number
Manufacturing date :
MM/YYYY
Electrical safety parameters :
Pi = 0.8 W
IP66
Warning:
Do not open when energised.
Do not open when an explosive gas atmosphere is present.
Use cables ra
ted to ≥ 5°C above ambient.
Potential electrostatic charging hazard. See instructions for safe use.
