Product Description
Siemens 6ES7241-1CH30-1XB0 Communication Module
The Siemens 6ES7241-1CH30-1XB0 is a high-performance SIMATIC S7-1200 CM 1241 communication module engineered for fast, reliable serial data transmission via an RS-485/RS-422 interface. Designed for seamless integration into industrial automation systems, it connects S7-1200 controllers to serial devices using standard point-to-point protocols, including Freeport, ASCII, and Modbus RTU (Master/Slave). With rigorous approvals for hazardous locations and a wide operating temperature range, this module ensures dependable and secure data exchange in harsh operating environments.
Technical Specifications:
- Product Type: Serial Communication Module (CM 1241)
- Product Line: SIMATIC S7-1200
- Part Number: 6ES7241-1CH30-1XB0
- Interface: 1x RS-422 / RS-485 (9-pin Sub-D, female)
- Supported Protocols: Modbus RTU (Master/Slave), Freeport, Point-to-Point (PtP), ASCII
- Transmission Rate: 0.3 to 115.2 kbps
- Operating Temperature: -20 °C to +60 °C (horizontal installation)
- Hazardous Location Ratings: CL.1, DIV.2, GP. A,B,C,D T3C; CL.1, ZONE 2, GP. IIC, T3
- Explosion Protection: II 3 G Ex ec IIC T3 Gc (UL 21 ATEX 2822X, IECEx UL 21.0107X)
- Standards & Approvals: CE, cULus Listed (IND. CONT. EQ. E491430), cFMUS approved

Siemens 6ES7241-1CH30-1XB0 Communication Module
Shop the authentic Siemens 6ES7241-1CH30-1XB0 SIMATIC S7-1200 CM 1241 RS485 communication module. Ideal for industrial Modbus RTU and Freeport serial communication in hazardous environments.
| Brand | SIEMENS |
|---|---|
| Model | 6ES7241-1CH30-1XB0 |
| Part No. | 968651862680 |
| Category | Electrical |
| Link | https://www.echuan-hydraulic.com/product/siemens-6es7241-1ch30-1xb0-communication-module |
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