Protection Standards; Atex / Iece Ertifications - GE Masoneilan 12420 Instruction Manual & Safety Manual

2. Protection standards

Installation in a hazardous atmosphere must be performed in accordance with the requirements specified in the applicable
standard for protection against explosion.
IMPROPER REPLACEMENT OR SUBSTITUTION OF ELECTRONIC COMPONENTS OR OF CERTAIN PARTS WHOSE
CHARACTERISTICS DO NOT MEET REQUIREMENTS OF THE APPLICABLE STANDARDS FOR EXPLOSION PROTECTION MAY
VOID THIS PROTECTION.
2.1. ATEX / IECEx CERTIFICATIONS
The 12400 Series Level Transmitter / Controller complies with the essential requirements of ATEX 94/9/EC European directive.
This instrument is certified for use in explosion proof (flameproof) or intrinsically safe installations with dust or gas from groups IIA, IIB and
IIC:
Category II 1 GD – zones 0, 1, 2, 20, 21 and 22 for protection mode "ia"

Category II 2 GD – zones 1, 2, 21 and 22 for protection mode "d".

The instrument also complies with the essential requirements of the modified EMC 2004/108/EC European directive for use
industrial environment.
It is the end user's responsibility to ensure that products certified as explosion proof equipment or for use in intrinsically
safe installations MUST BE:
a) Installed, put into service, used and maintained in compliance with European and/or national and local regulations and
in accordance with the recommendations contained in the relevant standards concerning potentially explosive
atmospheres.
b) Used only in situations which comply with the certification conditions shown in this document and after verification of
their compatibility with the zone of intended use and the permitted maximum ambient temperature.
c) Installed and maintained only by personnel who have been trained and certified in installation, commissioning and
maintenance in proper site procedures for working with and around equipment, per Safe Site Work Practices.
Under certain operating conditions, use of a damaged instrument could cause a degradation of the performance of the
system, which may lead to personal injury or death, damage to the equipment and or other equipment, as well as the site.
Use only genuine replacement parts, provided by the manufacturer, to guarantee that the products comply with the
essential European Directives safety requirements mentioned above.
All actions related to installation, site commissioning and maintenance must be performed in accordance with
instructions provided in the ATEX instruction manual 400152322.
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Masoneilan 12400 Series Transmitter/Controller Instruction Manual | 5