Article Number (Market Facing Number)：6ES7540-1AB00-0AA0
Product Description：SIMATIC S7-1500, CM PTP RS422/485 BA Communication module for Serial connection RS422,RS485 Freeport, 3964 (R), USS, 19200 Kbit/s, 15-Pin D-sub socket
Product family：CM PtP
Product Lifecycle (PLM)：PM300:Active Product