IECEX3GD Weight indicator for Ex areas classified as hazardous. ATEX/IECEx marking IECEX and ATEX certified for Zones 2 and 22. IECEx certification. Suitable to realize weighing, dosing and automation systems. IECEX scales and ATEX scales for industrial weighing scales, Atex bench scales, Atex floor scales for safe operation in hazardous zones