Learn the conventional meaning of 13-14 and 21-22 on auxiliary contacts, how normal state is defined and which product evidence must control every wiring decision.
13-14 vs 21-22 Contact Numbering: Reading NO and NC Read More »
Great Britain accepts CE or UKCA marking for in-scope Ex equipment, but Northern Ireland and the EEA follow different routes. This buyer guide separates conformity markings, assessment bodies and product documents.
UKCA vs CE Marking for Ex Equipment in Great Britain Read More »
MMAIATEX published three English buyer guides covering EU Cyber Resilience Act reporting, Ex ec versus legacy Ex nA markings and hazardous-area emergency stop selection.
MMAIATEX CRA and Ex ec Guides: Emergency Stop Update Read More »
Twelve buyer answers separating emergency stop function, mechanical latching, Ex evidence, safety-related control validation, reset behaviour, installation and lifecycle checks.
Explosion-Proof Emergency Stop Button: 12 Buyer FAQs Read More »
Ex ec and legacy Ex nA markings are not automatically interchangeable. Buyers need the exact certificate, cited standard edition, complete marking and installation evidence.
Ex ec vs Ex nA: How to Read Legacy Equipment Markings Read More »
EU Cyber Resilience Act reporting duties start on September 11, 2026 for manufacturers of in-scope products with digital elements. This guide shows industrial buyers what to verify without confusing CRA, ATEX, IECEx or machinery evidence.
EU Cyber Resilience Act Reporting for Industrial Equipment Read More »
MMAIATEX published three English resources on IECEx QAR and CoC evidence, Ex cable entry thread compatibility and explosion-proof signal lamp selection.
MMAIATEX QAR and Cable Entry Guides: September Update Read More »
Explosion-proof signal lamp selection must coordinate the indication function, lens code, circuit rating, Ex marking, mounting, entries, environment and current documents.
How to Select an Explosion-Proof Signal Lamp: 12 FAQs Read More »
A technical workflow for matching cable gland and enclosure threads by exact designation, pitch, fit, engagement, certificate scope and installation evidence.
Ex Cable Entry Thread Compatibility: How to Match Glands and Enclosures Read More »
IECEx QAR and CoC records support different parts of conformity assessment. Buyers need the current online certificate, linked factory evidence and an exact product match.
IECEx QAR vs CoC: What Ex Equipment Buyers Must Check Read More »
