Technical Summary
| Product type designation | CM 1241 RS 422 / 485 |
|---|---|
| Interfaces/bus type | RS 422 / 485 (X.27) |
| Number of interfaces | 1 |
| Supply voltage, rated value (DC) | 24 V |
| Supply voltage, permissible range (DC) | 20.4 V to 28.8 V |
| Current consumption, max. | 220 mA; From backplane bus 5 V DC |
| Power loss, typ. | 1.1 W |
| Bits per character | 7 or 8 |
| Number of stop bits | 1 (Standard), 2 |
| IP degree of protection | IP20 |
Key Features
SIMATIC S7-1200 communication module
Communication module CM 1241 for the SIMATIC S7-1200 series.
Communication module CM 1241 for the SIMATIC S7-1200 series.
RS 422 / 485 interface
Interfaces/bus type: RS 422 / 485 (X.27).
Interfaces/bus type: RS 422 / 485 (X.27).
9-pole D-sub socket
Equipped with a 9-pole D-sub (socket).
Equipped with a 9-pole D-sub (socket).
Freeport support
Supports Freeport.
Supports Freeport.
Active Product
Product lifecycle: Active Product.
Product lifecycle: Active Product.
Applications
RS 422 / 485 communication link
Communication over the RS 422 / 485 (X.27) interface.
Communication over the RS 422 / 485 (X.27) interface.
Freeport-based communication
Data transfer using Freeport.
Data transfer using Freeport.
Modbus RTU master communication
Modbus RTU master use over the communication interface.
Modbus RTU master use over the communication interface.
Modbus RTU device communication
Modbus RTU device use over the communication interface.
Modbus RTU device use over the communication interface.
Frequently Asked Questions
What is 6ES7241-1CH32-0XB0 in the SIMATIC S7-1200 range?
It is a SIMATIC S7-1200 communication module CM 1241 RS 422 / 485.
Which interface does 6ES7241-1CH32-0XB0 use?
It uses one RS 422 / 485 (X.27) interface.
What supply voltage does 6ES7241-1CH32-0XB0 require?
Rated value (DC): 24 V. Permissible range: 20.4 V to 28.8 V.
What is the maximum cable length for 6ES7241-1CH32-0XB0?
Cable length, max.: 1 000 m.
Which communication functions are supported by 6ES7241-1CH32-0XB0?
Freeport, ASCII, Modbus RTU master, Modbus RTU device, and USS are supported.
