Key Features
- Communications module: CM 1241 RS422/485 for the SIPLUS S7-1200 range.
- Interface: RS 422 / 485 (X.27) with 1 interface.
- Connection: 9-pole D-sub (pin) connector.
- Protocol support: Supports Freeport, Modbus RTU master, and Modbus RTU device.
- Environmental protection: With conformal coating and IP20 degree of protection.
- Electrical supply: Rated value (DC): 24 V.
Technical Summary
| Product type designation | CM 1241 RS 422 / 485 |
|---|---|
| based on | 6ES7241-1CH32-0XB0 |
| Rated value (DC) | 24 V |
| permissible range, lower limit (DC) | 20.4 V |
| permissible range, 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 |
| Freeport – Bits per character | 7 or 8 |
Applications
- RS 422 / 485 communications link: Connecting equipment through the RS 422 / 485 (X.27) interface.
- Modbus RTU communication: Using the module as a Modbus RTU master or Modbus RTU device.
- Freeport data exchange: Handling Freeport communication with a maximum telegram length of 1 kbyte.
Frequently Asked Questions
What is the exact Siemens model and product type of 6AG2241-1CH32-1XB0?
It is a SIPLUS S7-1200 CM 1241 RS422/485 communications module, product type designation CM 1241 RS 422 / 485.
What interface does 6AG2241-1CH32-1XB0 use?
It uses RS 422 / 485 (X.27) and has 1 interface.
Which protocol functions are supported by this module?
It supports Freeport, Modbus RTU master, Modbus RTU device, ASCII, and USS.
What are the DC supply limits for 6AG2241-1CH32-1XB0?
Rated value (DC) is 24 V, with a permissible range from 20.4 V to 28.8 V.
What connection and cable details are listed for this module?
It has a 9-pole D-sub (pin) connector, and the cable length can be up to 1 000 m.
