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12.4
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APPENDIX C
IECEx APPROVAL DESCRIPTION
The following items, functions, and options describe the IECEx approval.
APPROVAL
Electrochemical Gas Detector, GT3000 Series.
Explosion Proof Model
Ex db mb [ia Ga] IIC T4 Gb IP66.
IECEx FMG 10.0003X.
Specific Conditions of Use:
1. The GTS Gas Sensor Module, IECEx CoC IECEx FMG 08.005X, shall be installed on to the GTX Transmitter to
complete the enclosure and the intrinsically safe circuit.
2. The GTX Gas Transmitter module shall be connected directly to a junction box or instrument suitable for the area
of installation to provide protection for the flying leads.
3. The GTX Toxic Gas Module shall be connected to an IECEx suitably certified UD10, UD20, UD30, STB or U9500
enclosure supplied by the manufacturer and rated to maintain the type of protection specified on this certification.
Intrinsically Safe Model
Ex ia IIC T4 Ga IP66.
IECEx FMG 08.0005X.
Ui = 30 V, Ii = 200 mA, Pi = 1.0 W, Ci = 0, Li = 0
Specific Conditions of Use:
1. The GT3000 Detector Head shall be connected directly to a junction box suitable for the area of installation to
provide protection for the flying leads.
2. The GTX Transmitter shall be installed with a GTS Toxic Sensor to form the GT3000 gas detector