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APPENDIX D
IECEx APPROVAL DESCRIPTION
The following items, functions, and options describe the IECEx approval.
APPROVAL
Electrochemical Gas Detector, GT3000 Series.
Explosion Proof Model
Ex d mb [ia Ga] IIC T4 Gb IP66.
IECEx FMG 10.0003X.
NOTE
The GTX Gas Transmitter module shall be connected directly to a junction box suitable for the area of
installation to provide protection for the flying leads.
Intrinsically Safe Model
Ex ia IIC T4 Ga IP66.
IECEx FMG 08.0005X.
NOTE
In order to maintain the intrinsically safe rating of the transmitter, the device must be powered through an
approved I.S. barrier.
For a list of recommended barrier models, refer to Tables 3 and 4. For additional information regarding
proper I.S. installation, refer to the Control Drawings in Appendix H of this manual.
