Key Features
- RS-232C communications module: CM 1241 RS 232 with 1 interface for serial communication.
- Protocol support: Supports Freeport, ASCII, Modbus RTU master, and Modbus RTU device.
- Serial connector: 9-pole D-sub (pin) interface.
- SIPLUS protection: Conformal coating for high reliability.
- Operating range: Specified for -20…+60 °C.
Applications
- Serial point-to-point communication: Point-to-point connection over RS 232C (V.24).
- Modbus RTU communication: Communication as Modbus RTU master or Modbus RTU device.
Technical Summary
| Product type designation | CM 1241 RS 232 |
|---|---|
| based on | 6ES7241-1AH32-0XB0 |
| Rated value (DC) | 24 V |
| Current consumption, max. | 200 mA; From backplane bus 5 V DC |
| Power loss, typ. | 1.1 W |
| Interfaces/bus type | RS 232C (V.24) |
| Number of interfaces | 1 |
| Diagnostics function | Yes |
| IP degree of protection | IP20 |
Frequently Asked Questions
What is Siemens 6AG1241-1AH32-4XB0 used for?
It is a SIPLUS S7-1200 CM 1241 communications module for RS 232C (V.24) serial communication.
Which interfaces and protocols does this CM 1241 provide?
It has 1 RS 232C (V.24) interface and supports Freeport, ASCII, Modbus RTU master, and Modbus RTU device.
What power supply data is specified for 6AG1241-1AH32-4XB0?
Rated value (DC) is 24 V, permissible range is 20.4 V to 28.8 V, and current consumption, max., is 200 mA.
What installation and enclosure details are specified for this module?
The module has IP20 protection, a 9-pole D-sub (pin) interface, and cable length, max., of 10 m.
