X mark - Wikipedia
An X mark (also known as an ex mark or a cross mark or simply an X or ex or a cross) is used to indicate the concept of negation (for example "no, this has not been verified", "no, that is not the correct answer" or "no, I do not agree") as well as an indicator (for example, in election ballot papers or in maps as an x-marks-the-spot).
ATEX and explosive atmospheres - HSE
Once certified, the equipment is marked with the appropriate conformity assessment mark and by the 'EX' symbol. Certification ensures that the equipment or protective system is fit for its...
ATEX and IECEx Standards for hazardous areas explained
Dec 29, 2019 · ATEX products are differentiated from standard products by their markings, most noticeably the recognised Ex symbol. Under The ATEX and IECEx schemes, products are classified and marked to show the areas in which they …
The meaning of “U” and “X” characters in the Ex marking
The marking, which can be represented by a firm plate or by a direct marking upon the device or component's body, must report: The name of manufacturer or trade-mark. The product code. The Ex symbol, to indicate that the electrical manufacture corresponds to one …
Marking – BARTEC
Ex mark (community Epsilon x sign) Equipment group II - other areas (non-mining) Equipment category 2 either - Gases/vapours G, suitable for Zones 1 and 2 or -Dusts D, suitable for Zones 21 and 22.
What does the Ex classification mean? - Easy-Laser
Apr 16, 2018 · What does the Ex classification mean? Products for an explosive environment (Ex/ATEX) are labelled in a standardised manner. Do you know what is hidden behind the figures?
Danger Explosive Atmosphere (Ex Symbol) Signs - Seton
Buy your Danger Explosive Atmosphere (Ex Symbol) Signs online with Seton. Display warnings about potential explosive hazards in and around the workplace.
How to insert check mark and x mark in Word - OfficeToolTips
The X mark symbol 🗴 (also known as a cross, cross-mark, x sign, ex symbol) is often used in documents as a sign of refusal, reject, to indicate the concept "no" or "wrong"; or as an indicator of a completed task, a finished step, etc.
Ex Marking Standards and Requirements - Intertek
EX Marking signals to AHJs and end-users in Europe that your product complies with essential ATEX Directives. Get your products to market faster with Intertek.
EX Series LED Exit Sign - Exit signs | Chloride - Signify
The EX Series LED Exit Signs feature classic styling and even illumination. The rugged construction, paired with long service life makes the EX Series the ideal choice for many exit applications.