Technical Summary
| Product type designation | CM 1241 RS 422 / 485 |
|---|---|
| Based on | 6ES7241-1CH32-0XB0 |
| Rated value (DC) | 24 V |
| Permissible lower supply limit (DC) | 20.4 V |
| Permissible upper supply 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 |
| Modbus RTU master max. devices | 247; slave numbers 1 through 247, per MODBUS network segment maximum 32 devices, additional repeaters needed to expand the network to maximum configuration |
Key Features
CM 1241 RS 422 / 485
6ES7241-1CH32-0XB0
RS 422 / 485 (X.27)
Freeport, ASCII, Modbus RTU master, Modbus RTU device, USS
Yes; Class 2 for high reliability
-40…+70 °C
Applications
Connection through the RS 422 / 485 (X.27) interface.
Communication as a Modbus RTU master or Modbus RTU device.
Freeport communication with a telegram length up to 1 kbyte.
Frequently Asked Questions
What is the exact product type of 6AG1241-1CH32-2XB0?
It is a CM 1241 RS 422 / 485 communications module.
Which interface does 6AG1241-1CH32-2XB0 use?
It uses RS 422 / 485 (X.27) and has 1 interface.
What protocol options are supported by this CM 1241 module?
It supports Freeport, ASCII, Modbus RTU master, Modbus RTU device, and USS.
What are the electrical supply values for this module?
Rated value (DC) is 24 V, with a permissible range from 20.4 V to 28.8 V.
What is the maximum cable length for the point-to-point connection?
The cable length, max. is 1 000 m.
