HMI Siemens OP 277, 6AV6643-0BA01-1AX0 Categories: HMI S7-200/300/400, SIEMENS, SIMATIC HMI. GET INQUIRY Your Name (required) Your Email (required) Phone Number (required) Description Reviews (0) SIMATIC OP 277 6″ OPERATOR PANEL 5.7″ TFT DISPLAY 4 MB CONFIGURING MEMORY, CONFIGURABLE WITH WINCC FLEXIBLE 2005 STANDARD SP1 OR HIGHER Add a Review Tags: 6AV6643-0BA01-1AX0, OPERATOR PANEL, Simatic OP 277. Related Products DIGITAL INPUT EM 221 : 6ES7221-1BH22-0XA0 ANALOG OUTPUT EM 232: 6ES7232-0HB22-0XA0 ANALOG INPUT EM 231: 6ES7231-0HF22-0XA0 SIMATIC S7-200, DIGITAL I/O EM 223 DIGITAL OUTPUT EM 222: 6ES7222-1BD22-0XA0