Key Features
- CM 1241 RS 422 / 485: Communications module designation for the exact order number 6AG1241-1CH32-2XB0.
- RS 422 / 485 interface: Interfaces/bus type: RS 422 / 485 (X.27) with 1 interface.
- Integrated protocol support: Freeport, ASCII, Modbus RTU master, Modbus RTU device, and USS are supported.
- Conformal coating: SIPLUS version with conformal coating for the module.
- 24 V DC supply: Rated value (DC): 24 V; permissible range: 20.4 V to 28.8 V.
- Environmental rating: Operating temperature: -40 °C to 70 °C; IP degree of protection: IP20.
Technical Summary
| Product type designation | CM 1241 RS 422 / 485 |
|---|---|
| Based on | 6ES7241-1CH32-0XB0 |
| Rated value (DC) | 24 V |
| Permissible input voltage, lower limit (DC) | 20.4 V |
| Permissible input voltage, upper limit (DC) | 28.8 V |
| Current consumption, max. | 220 mA; From backplane bus 5 V DC |
| Power loss, typ. | 1.1 W |
| Interfaces/bus type | RS 422 / 485 (X.27) |
| Number of interfaces | 1 |
| IP degree of protection | IP20 |
Applications
- RS 422 / 485 communication: Communication over the RS 422 / 485 (X.27) interface.
- Modbus RTU network integration: Modbus RTU master and Modbus RTU device operation.
- Freeport serial data handling: Freeport communication with telegram lengths up to 1 kbyte.
Frequently Asked Questions
What is the exact Siemens model and product type?
The exact model is 6AG1241-1CH32-2XB0, and the product type designation is CM 1241 RS 422 / 485.
What interface does this communications module use?
It uses RS 422 / 485 (X.27) and has 1 interface.
What are the supply voltage specifications for 6AG1241-1CH32-2XB0?
Rated value (DC): 24 V. Permissible range: 20.4 V to 28.8 V.
Which communication functions are supported by this module?
Freeport, ASCII, Modbus RTU master, Modbus RTU device, and USS are supported.
What environmental and protection details are listed for this SIPLUS module?
Operating temperature is -40 °C to 70 °C, and the IP degree of protection is IP20.
