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Siemens SIMATIC S7-1200 CM 1241 RS422/RS485 Communication Module – 6ES7 241-1CH30-1XB0 Serial Interface for PLC

Name: Siemens SIMATIC S7-1200 CM 1241 RS422/RS485 Communication Module – 6ES7 241-1CH30-1XB0 Serial Interface for PLC
Brand: SIEMENS
SKU: 759
Price: 11000.00 INR
Availability: InStock

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₹ 11,000.00 ₹ 13,750.00 -20%

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Parameter Details
Make:- SIEMENS
Product Series:- SIMATIC S7-1200 – CM 1241
Siemens Part Number:- 6ES7 241-1CH30-1XB0
Communication Interface:- RS422 / RS485 Serial
Supported Protocols:- Modbus RTU, USS, Freeport
Port Type:- 9-pin Sub-D (serial)
Configuration Software:- TIA Portal
Mounting:- DIN Rail, right-side expansion
Diagnostics:- Status LEDs
Isolation:- Galvanic isolation
Supply:- From S7-1200 backplane bus
Operating Temperature:- 0°C to +55°C
Application:- Drives, meters, scanners, HMIs, legacy devices
Condition:- New Factory Sealed (As Per Photos)
Country of Origin:- Made In CHINA
Shipping:- Fast & Safe Worldwide Shipping Available.

Brand	SIEMENS
Category	MODULE

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Genuine Siemens CM 1241 serial communication module for S7-1200 PLC
Supports RS422 and RS485 serial protocols
Ideal for Modbus RTU, USS, and custom serial communication
Seamless integration with SIMATIC S7-1200 CPUs via backplane bus
High-speed, reliable industrial data exchange
DIN rail mounting with compact footprint
LED indicators for communication diagnostics
Configurable via TIA Portal
Robust industrial design for panel and automation use
Perfect for connecting drives, meters, HMIs, barcode scanners, and third-party devices

The Siemens SIMATIC S7-1200 CM 1241 (6ES7 241-1CH30-1XB0) is a dedicated serial communication module designed to expand the connectivity of S7-1200 PLC systems. It provides a reliable RS422/RS485 interface, enabling integration with a wide range of industrial devices using Modbus RTU, USS, and freeport protocols.

This module plugs directly into the S7-1200 expansion bus and is engineered for high-noise industrial environments, ensuring stable data transmission over long distances. Using TIA Portal, users can quickly configure communication parameters, making it ideal for applications such as VFD/drive control, energy meters, weigh scales, barcode readers, and legacy serial equipment.

With diagnostic LEDs, DIN-rail mounting, and Siemens’ industrial reliability, the CM 1241 is the preferred solution when Ethernet is not available or when serial networks are required in automation panels and machines.