| Parameter | Detail | | :--- | :--- | | | CM 1241 (Communication Module) | | Interface Type | RS422 / RS485 (electrically isolated) | | Connector | 15-pin D-Sub female (HD) | | Transmission Rate | 300 baud to 115.2 kbps (standard) Up to 187.5 kbps (with higher-end S7-1200 CPUs) | | Cable Length | Max. 1000 m (RS485), Max. 1200 m (RS422) | | Isolation Voltage | 1500 V DC (between bus logic and serial interface) | | Supply Voltage | 5 V DC from backplane bus (no external 24 V DC needed) | | Power Loss | Typ. 1.1 W | | Operating Temperature | -20 °C to +60 °C | | Dimensions (W x H x D) | 38 mm x 100 mm x 75 mm | | Compatible CPUs | S7-1200 (all generations: V2.0, V3.0, V4.x) |

The is a robust, reliable solution for integrating serial communication into a modern S7-1200 environment. Whether you are building a new machine or retrofitting an old one, having the PDF manual and the correct TIA Portal configuration blocks will ensure your system runs smoothly.

If you are working with industrial automation systems, specifically within the Siemens ecosystem, you know that communication between devices is the backbone of any operation. One part number that frequently appears in system configurations requiring serial communication is the .

Configuration steps:

Whether you are looking for the datasheet (PDF) to finalize a design or simply trying to understand what this module does, this post covers everything you need to know about the Siemens S7-1200 Communication Module.

S7-1200 Programmable controller. Preface. Product overview. New features. STEP 7 programming software. Installation. PLC concepts. 6ES7241-1CH30-1XB0 | Siemens Simatic S7-1200 - PLC-City

The is a compact Communication Board (CB 1241) designed for the SIMATIC S7-1200 PLC series. Unlike larger communication modules (CM) that attach to the side of a controller, this board plugs directly into the front slot of the CPU, providing an integrated RS485 interface without increasing the controller's physical footprint. 1. Key Technical Specifications

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| Parameter | Detail | | :--- | :--- | | | CM 1241 (Communication Module) | | Interface Type | RS422 / RS485 (electrically isolated) | | Connector | 15-pin D-Sub female (HD) | | Transmission Rate | 300 baud to 115.2 kbps (standard) Up to 187.5 kbps (with higher-end S7-1200 CPUs) | | Cable Length | Max. 1000 m (RS485), Max. 1200 m (RS422) | | Isolation Voltage | 1500 V DC (between bus logic and serial interface) | | Supply Voltage | 5 V DC from backplane bus (no external 24 V DC needed) | | Power Loss | Typ. 1.1 W | | Operating Temperature | -20 °C to +60 °C | | Dimensions (W x H x D) | 38 mm x 100 mm x 75 mm | | Compatible CPUs | S7-1200 (all generations: V2.0, V3.0, V4.x) |

The is a robust, reliable solution for integrating serial communication into a modern S7-1200 environment. Whether you are building a new machine or retrofitting an old one, having the PDF manual and the correct TIA Portal configuration blocks will ensure your system runs smoothly. 6es7241 1ch30 1xb0 pdf

If you are working with industrial automation systems, specifically within the Siemens ecosystem, you know that communication between devices is the backbone of any operation. One part number that frequently appears in system configurations requiring serial communication is the . | Parameter | Detail | | :--- |

Configuration steps:

Whether you are looking for the datasheet (PDF) to finalize a design or simply trying to understand what this module does, this post covers everything you need to know about the Siemens S7-1200 Communication Module. One part number that frequently appears in system

S7-1200 Programmable controller. Preface. Product overview. New features. STEP 7 programming software. Installation. PLC concepts. 6ES7241-1CH30-1XB0 | Siemens Simatic S7-1200 - PLC-City

The is a compact Communication Board (CB 1241) designed for the SIMATIC S7-1200 PLC series. Unlike larger communication modules (CM) that attach to the side of a controller, this board plugs directly into the front slot of the CPU, providing an integrated RS485 interface without increasing the controller's physical footprint. 1. Key Technical Specifications

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