Technical Summary
| Product type designation | CM 1241 RS 422 / 485 |
|---|---|
| Based on | 6ES7241-1CH32-0XB0 |
| Rated value (DC) | 24 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 |
| – Freeport | Yes |
| – Modbus RTU master | Yes |
| – Modbus RTU device | Yes |
| IP degree of protection | IP20 |
Applications
Used for communication on an RS 422 / 485 serial interface.
Used for Modbus RTU master and Modbus RTU device communication.
Used for Freeport communication with telegram length up to 1 kbyte.
Key Features
Communications module CM 1241 for the S7-1200 family.
Interfaces/bus type: RS 422 / 485 (X.27), with 1 interface.
Conformal coating for printed circuit board assemblies, Class 2 for high reliability.
Product lifecycle: Active Product.
Ambient temperature during operation: -40 °C to 70 °C.
Dimensions: 30 mm width, 100 mm height, 75 mm depth; weight, approx. 155 g.
Frequently Asked Questions
What is Siemens 6AG1241-1CH32-2XB0?
It is a SIPLUS S7-1200 CM 1241 communications module with RS 422 / 485.
What supply voltage does 6AG1241-1CH32-2XB0 use?
Rated value (DC): 24 V. Permissible range: 20.4 V to 28.8 V.
Which communication interfaces does the CM 1241 provide?
It has 1 RS 422 / 485 interface (X.27).
Does 6AG1241-1CH32-2XB0 support Modbus RTU?
Yes. It supports Modbus RTU master and Modbus RTU device.
What environmental range and protection details are listed for this module?
Ambient temperature during operation is -40 °C to 70 °C, and IP degree of protection is IP20.
