MELSEC AnS/QnAS Ethernet Interface Modules Discontinuation Notice

This technical bulletin announces the discontinuation of four MELSEC-AnS and QnAS series Ethernet interface modules (A1SJ71E71N-B2, A1SJ71E71N-B5, A1SJ71QE71N-B2, A1SJ71QE71N-B5) due to obsolete parts, with final order acceptance through December 24, 2010, and production ending January 31, 2011. It provides alternative replacement options, including same-series models with a media converter for 10BASE-T conversion, or a full system upgrade to Q series modules (QJ71E71-B2, -B5, or -100) using a QA1S6B extension base unit to retain existing I/O modules.