Price:

50,00 €

6ES7241-1CH30-1XB0 RS485 Communication Board SIMATIC S7-1200

CB 1241 communication board for SIMATIC S7-1200 systems.
RS485 interface supporting Freeport, Modbus RTU, ASCII and USS.
Terminal block mountable, up to 1000 m cable length.
Compact dimensions: 38 x 62 x 21 mm.
IP20 protection class.

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RS485 Communication Module 6ES7241-1CH30-1XB0 for S7-1200 Systems

The Siemens 6ES7241-1CH30-1XB0 is a compact and reliable RS485 communication board designed for the SIMATIC S7-1200 controller range. Known as CB 1241, this board offers versatile communication with support for Freeport, ASCII, Modbus RTU and USS protocols, making it ideal for industrial automation environments where robust data exchange is essential.

With a terminal block design, 6ES7241-1CH30-1XB0 board ensures seamless integration into existing S7-1200 controller setups. Its diagnostic features and flexible configuration options make it suitable for complex applications requiring reliable serial communication. Up to 1000 meters of cable length is supported, enabling extended range communication between controllers and devices.

Technical Specifications

Power supply: 5 V DC, typ. 50 mA (via backplane bus).
Power loss: 1.5 W (typ.).
Supported protocols: Freeport, ASCII, Modbus RTU, USS.
Telegram size: up to 1 KB.
Configuration: 7 or 8 bits, 1 or 2 stop bits, various parity options.
Max cable length: 1000 m.
Operating temperature: -20 °C to +60 °C.
Dimensions: 38 x 62 x 21 mm.
Protection: IP20.
Approx. weight: 40 g.

Key Benefits

Compact design saves panel space.
Multi-protocol support ensures high compatibility.
Easily integrates with Siemens S7-1200 systems.
Diagnostics simplify error detection and resolution.

Use Cases and Application Areas of 6ES7241-1CH30-1XB0

The 6ES7241-1CH30-1XB0 module is ideal for industrial automation systems requiring RS485 connectivity. It can be used for production lines, process control setups, external HMI panels or sensors, and in any scenario where robust serial communication is needed with a SIMATIC S7-1200 controller. See more similar products in our Controllers category.

About the Brand

Siemens is a global technology powerhouse renowned for innovation in automation, energy, and digitalization. Its SIMATIC product line has earned a solid reputation for reliability, long-term value, and technical excellence in industrial environments across the globe.