Form creation date: 01.04.2008
Document creation date: 13.01.2020
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APPENDIX A – SAFE USE OF THE INSTRUMENT
INTRODUCTION
These safety instructions refer to the installation, use and maintenance of gas leak detector
METREX2, for the usage in areas with the presence of potentially explosive atmospheres.
The device is characterized by the following marking:
II 2G Ex ia d IIC T4 Gb
The information contained in these safety instructions must be observed in addition to the warnings
in the instructions supplied to the Customer.
GENERAL
P
ortable instrument for gas leak detection of methane. Used to search for leaks in the
meters, connections or on the distribution network, and also for personal safety.
INSTALLATION
Suitability of equipment into installation site
In the case of use in areas with danger of explosion must verify that the type of detector is suitable
at the classification of the area and at the flammable substances in the system. The essential
requirements of security against the risk of explosion in dangerous areas are established by the
European Directive 2014/34/EU (in respect of equipment) and 1999/92/CE of 16 December 1999
(as regards facilities). The criteria for classifying areas at risk of explosion are explained in the norm
EN60079-10. The technical requirements of electrical installations in dangerous areas are
established in the EN60079-14.
In the label on the instrument, in addition to functional data, there is also a referred to the
references to the notified responsible for certification.
