Description:

The Siemens 6ES7 901-3CB30-0XA0 communication cable is used in SIMATIC S7-200 PLC systems for PC-to-controller communication. Commonly installed in PLC programming setups, maintenance stations, and industrial automation systems. Maintenance teams, OEMs, and system integrators use this part for programming, diagnostics, and data transfer between PLCs and PCs.

Applications:

The Siemens 6ES7 901-3CB30-0XA0 (PC/PPI multi-master cable) is designed to connect S7-200 PLCs to a serial PC interface for programming and monitoring. It is widely used in machine automation, commissioning, troubleshooting, and maintenance environments where reliable communication, real-time data exchange, and system diagnostics are essential for efficient PLC operation.

Technical Specifications:

• Manufacturer Part Number (MPN): 6ES7 901-3CB30-0XA0
• Product Type: Communication Cable / Programming Cable
• Series: SIMATIC S7-200
• Interface Type: RS232 to RS485 (PPI)
• Protocols Supported: PPI, ASCII (Freeport)
• Transmission Rate: Up to 187.5 kbit/s
• Cable Length: Approx. 5–5.6 meters
• Power Supply: Powered from PLC CPU
• Indicators: LED status indicators (Tx/Rx/PPI)
• Connectivity: PC serial interface to S7-200 PLC port
• Mounting/Use: Portable programming and service cable
• Operating Temperature: 0°C to +60°C
• Product Status: Discontinued (spare part)

Common Replacements:

• Siemens 6ES7901-3DB30-0XA0
• Siemens PC Adapter USB A2 (6GK1571-0BA00-0AA0)
• Siemens CP5711 USB to PROFIBUS Adapter