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Siemens 6ES7137-6AA01-0BA0 SIMATIC ET 200SP Communication Module
The Siemens 6ES7137-6AA01-0BA0 is a SIMATIC ET 200SP CM PtP communication module for serial communication using RS-232, RS-422, and RS-485 interfaces. It supports Freeport, 3964(R), USS, and Modbus RTU master and slave communication protocols with a maximum transmission rate of 250 kbit/s, making it suitable for connecting serial field devices to ET 200SP automation systems. The module is designed for use with BU type A0 BaseUnits and provides a compact solution for integrating serial devices into industrial control networks.
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Description
The Siemens SIMATIC ET 200SP CM PtP communication module provides a flexible serial interface for connecting the ET 200SP distributed I/O system with external devices that communicate through RS-232, RS-422, or RS-485. The module supports several communication modes and protocols, including Freeport, 3964(R), USS, and Modbus RTU master/slave, allowing it to interface with drives, barcode readers, weighing systems, printers, controllers, and other serial automation devices. Communication parameters can be configured according to the connected device, while the module supports transmission rates of up to 250 kbit/s for fast and reliable serial data exchange.
The module supports I&M0 to I&M3 identification data, firmware updates, and integration through STEP 7 TIA Portal V17 or higher or via GSD from STEP 7 V5.6 HF4. It operates from a 24 V DC supply with a permissible range of 19.2 to 28.8 V DC and includes reverse-polarity protection. The communication module is suitable for installation on BU type A0, provides up to 8 bytes of address space, and has a typical power loss of 0.7 W. With a net weight of approximately 40 g, it provides a compact serial communication solution for decentralized ET 200SP automation applications.
QTech Safety is a leading supplier of Siemens 6ES7137-6AA01-0BA0 SIMATIC ET 200SP Communication Module in Ireland, offering competitive prices and fast worldwide shipping across United Kingdom (UK), Germany, France, Italy, Spain, United States USA, Canada, Mexico, and Western Australia (Perth). Buy Siemens PLC Communication Modules from one of Ireland’s most trusted industrial safety equipment suppliers.
Features of Siemens 6ES7137-6AA01-0BA0 SIMATIC ET 200SP Communication Module
- SIMATIC ET 200SP CM PtP serial communication module.
- Supports RS-232, RS-422, and RS-485 interfaces.
- Supports Freeport, 3964(R), USS, and Modbus RTU.
- Supports Modbus RTU master and slave operation.
- Maximum transmission rate of 250 kbit/s.
- Suitable for BU type A0 BaseUnits.
- Supports firmware updates.
- Supports I&M0 to I&M3 data.
- Engineering through STEP 7 TIA Portal V17 or higher.
- Supports PROFIBUS and PROFINET integration through GSD/GSDML.
- Provides 24 V DC operation with reverse-polarity protection.
- Suitable for serial connection of external industrial devices.
- Compact communication solution for SIMATIC ET 200SP systems.
Technical Specifications of Siemens 6ES7137-6AA01-0BA0
- Product Type: CM PtP
- Product Family: SIMATIC ET 200SP CM PtP serial interface
- Article Number: 6ES7137-6AA01-0BA0
- Communication Interface: Serial PtP
- Supported Interfaces: RS-232, RS-422, RS-485
- Maximum Transmission Rate: 250 kbit/s
- Communication Protocols: Freeport, 3964(R), USS, Modbus RTU
- Modbus RTU Operation: Master / Slave
- Usable BaseUnits: BU type A0
- Firmware Update: Yes
- I&M Data: I&M0 to I&M3
- STEP 7 TIA Portal: V17 or higher
- STEP 7 via GSD: V5.6 HF4 or higher
- PROFIBUS Support: GSD Revision 5 or higher
- PROFINET Support: GSDML V2.34
- Isochronous Mode: No
- Rated Supply Voltage: 24 V DC
- Permissible Supply Voltage: 19.2–28.8 V DC
- Reverse Polarity Protection: Yes
- Current Consumption: 31 mA typical; 35 mA maximum
- Power Loss: 0.7 W typical
- Address Space: 8 bytes; 32 bytes in performance mode
- RS-232 Interface: Yes
- RS-422 Interface: Yes
- RS-485 Interface: Yes
- Connection Type: Push-in terminal
- Degree of Protection: IP20
- Operating Temperature: According to ET 200SP system specifications
- Dimensions: ET 200SP standard module dimensions
- Weight: Approx. 30 g
- Certifications/Approvals: Applicable Siemens CE, UL, CSA, FM, RCM, KC and other product-specific approvals/certificates
Applications
The Siemens 6ES7137-6AA01-0BA0 SIMATIC ET 200SP Communication Module is commonly used in:
- Connecting RS-232 serial devices
- Connecting RS-422 and RS-485 devices
- Modbus RTU master and slave communication
- Communication with drives and controllers
- Barcode scanner and identification systems
- Weighing and measurement equipment
- Serial printers and external peripherals
- Integrating legacy serial equipment into SIMATIC ET 200SP systems
Why Choose QTech Safety?
At QTech Safety, we’re more than just a safety supplier we’re your trusted partner in workplace protection and compliance.
Here’s why companies across UK and Ireland (EU) choose us for safety products and training:
- Comprehensive Range of Safety Equipment:
From gas detection and PPE to industrial safety tools, we offer one of the widest selections of trusted brands all at competitive Irish market prices. - Test & Measurement Instruments You Can Trust:
We supply a wide range of test and measurement instruments from the most leading and trusted brands, including industrial sensors, multimeters, oscilloscopes, accelerometers, proximity sensors, and other advanced measurement tools to support accurate diagnostics, condition monitoring, calibration, and maintenance applications. - Expert Health & Safety Training:
We provide professional health and safety training programmes designed to help your workforce stay compliant and confident on the job. - Fast, Reliable Delivery Worldwide:
Whether you’re in Texas United States or Perth Western Australia, our fast delivery service ensures you get your safety equipment quickly and efficiently. - Trusted by European Businesses:
We’re proud to support industries across Europe (UK) with certified safety solutions, expert advice, and responsive customer service.
We Ship Worldwide
At QTech Safety, we supply industrial sensors and instrumentation across Ireland, offering fast and reliable worldwide delivery. Through strong global logistics partnerships, we ensure efficient shipping and professional support for customers in Europe, North America, and Australia.
🡆 Europe (United Kingdom, Ireland, Germany, France, Italy, Spain, and the rest of European Union)
🡆 Australia (Western Australia WA, Queensland QLD, and New South Wales NSW)
🡆 North America (United States, Canada, Mexico)

