Siemens 6AV3515-1MA20-1AA0 Operator Panel HMI

Siemens 6AV3515-1MA20-1AA0 OP15/C1 OPERATOR PANEL is a character-based HMI for SIMATIC automation, offering flexible text display options: four lines of 20 characters or eight lines of 40 characters, enabling concise operator prompts and clear status messages. It provides integrated interfaces including two TTY/V.24 ports and one RS422/485 port, plus 256 KB of user memory and eight softkeys for quick input and navigation. The enclosure measures 240 x 168 x 48 mm and weighs 1,100 g, making it suitable for panel-mount installations in compact control stations. This product is listed as discontinued, with Siemens recommending OP17 for new applications. As part of the SIMATIC HMI family, the OP15/C1 serves as an operator interface for compatible Siemens PLC systems, delivering straightforward, text-oriented interaction for machine control and monitoring.