Product Description
Key Features
- Communication board identity: SIMATIC S7-1200 Communication Board CB 1241, RS485, with terminal block; product type designation: CB 1241 RS 485.
- Integrated protocol drivers: Supports Freeport, ASCII, Modbus RTU master, Modbus RTU device and USS. ASCII and USS are available as library functions.
- Freeport communication: Maximum telegram length: 1 kbyte. Bits per character: 7 or 8. Stop bits: 1 (Standard) or 2.
- Modbus RTU addressing: Master and device address area: 1 through 49 999 (Standard Modbus addressing).
- Electrical and protection data: Input current from backplane bus 5 V DC, typ.: 50 mA. Power loss, typ.: 1.5 W. IP degree of protection: IP20.
- Lifecycle status: Product lifecycle: Active Product.
Applications
- Freeport communication: The board supports Freeport communication.
Technical Summary
| Product | 6ES7241-1CH30-1XB0 |
|---|---|
| Product type | CB 1241 RS 485 |
| Interface | RS485 |
| Protocol drivers | Freeport; ASCII; Modbus RTU master; Modbus RTU device; USS |
| Input current from backplane bus 5 V DC, typ. | 50 mA |
| Power loss, typ. | 1.5 W |
| Terminal connection | Terminal block |
| IP degree of protection | IP20 |
| Product lifecycle | Active Product |
Frequently Asked Questions
What exact order number should be confirmed for this communication board?
Confirm Siemens order number 6ES7241-1CH30-1XB0 and product type designation CB 1241 RS 485.
Which interface and protocols does 6ES7241-1CH30-1XB0 support?
It has an RS485 interface and supports Freeport, ASCII, Modbus RTU master, Modbus RTU device and USS. ASCII and USS are available as library functions.
What connection details should be checked?
Check the terminal block connection and the maximum cable length of 1 000 m for the point-to-point connection.
What is the lifecycle status of this exact item?
The product lifecycle is Active Product.
