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Siemens 6AG1138-4DF11-7AB0 Serial Interface Module

  • Manufacturer: Siemens
  • Product Number: 6AG1138-4DF11-7AB0
  • Condition: New & In Stock
  • Product Type: Serial Interface Module
  • Origin: Germany
  • Payment Methods: T/T, Western Union
  • Dimensions: 15 × 81 × 52 mm
  • Weight: 0.047 kg
  • Shipping Port: Xiamen, China
  • Lead Time: 1-3 Working Days
  • Warranty: One Year
  • Certificate: COO
  • Courier partners: DHL, UPS, TNT, FedEx and EMS.

Product Detail

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Packing & Delivery

Company Information
e-mail [email protected]
Mobile +8613666084105
Whatsapp +8613666084105
WeChat 13666084105
Add to Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China

Technical Specifications

Parameter Details
Manufacturer Siemens
Model 6AG1138-4DF11-7AB0
Product Name SIPLUS ET 200S EM 1SI Serial Interface Module
Product Series SIPLUS ET 200S
Product Type Single-Channel Serial Communication Module
Base Model 6ES7138-4DF11-0AB0
Number of Serial Interfaces 1
Supported Interface Standards RS-232C, RS-422, RS-485
Rated Supply Voltage 24 V DC
Permissible Supply Voltage Range 20.4–28.8 V DC
Maximum Current from L+ Supply 80 mA
Typical Current from L+ Supply 20 mA
Maximum Backplane Bus Current 10 mA at 3.3 V DC
Typical Power Dissipation 1.2 W
Maximum Transmission Rate 115.2 kbit/s
Communication Mode Point-to-point serial communication
Integrated Protocols Modbus, USS
Supported Communication Functions Serial data transmission and reception
Maximum RS-232 Cable Length 15 m
Character Framing Configurable start/stop bits and parity, depending on protocol
Diagnostic Indicators RxD, TxD and SF fault indicators
Potential Isolation Serial interface electrically isolated from internal electronics
Reverse Polarity Protection Yes
Environmental Protection Conformal coating
Operating Temperature -25°C to +70°C
Installation System SIMATIC ET 200S distributed I/O
Dimensions 15 × 81 × 52 mm
Weight 0.047 kg

FAQ

Q1: What is the main function of the Siemens 6AG1138-4DF11-7AB0?

A1: This module provides a serial communication interface for the SIMATIC ET 200S distributed I/O system. It enables a PLC to exchange data with compatible devices such as industrial instruments, barcode readers, drives and other controllers using supported serial communication standards.

Q2: Which communication interfaces does this module support?

A2: The module supports RS-232C, RS-422 and RS-485. RS-232C is typically used for point-to-point connections over shorter distances, while RS-422 and RS-485 use differential signalling for improved noise immunity. The appropriate interface depends on the connected device and the required network arrangement.

Q3: What communication protocols are supported?

A3: The module supports integrated Modbus and USS protocol functions. Communication parameters and protocol selection must match the connected device. Before commissioning, confirm the required protocol, data format and controller programming instructions for the intended application.

Q4: What is the maximum communication speed?

A4: The maximum transmission rate is 115.2 kbit/s. The actual supported rate depends on the selected protocol and interface configuration. Both communicating devices must use compatible communication settings to maintain reliable data exchange.

Q5: How should I troubleshoot a communication failure?

A5: Check the 24 V DC supply, interface selection, cable wiring and connector pinout first. Then verify the baud rate, parity, data bits and stop bits where applicable. Check the RxD and TxD indicators for communication activity and the SF indicator for a group fault. If communication remains unavailable, test the cable and connected device separately.

Q6: Is the module suitable for harsh industrial environments?

A6: The SIPLUS version features conformal coating and is specified for an operating temperature range of -25°C to +70°C. It is intended for industrial applications that require enhanced environmental resistance. However, the installation must still comply with the module’s environmental limits and appropriate enclosure requirements.

Q7: Does the module provide electrical isolation?

A7: Yes. The serial interface is electrically isolated from the internal electronics, helping reduce the effects of potential differences between connected equipment. Correct grounding, cable shielding and routing remain important for communication reliability and electrical safety.

Q8: What should I check before replacing this module?

A8: Verify the complete order number, communication protocol, interface type and existing ET 200S hardware configuration. The SIPLUS model is based on 6ES7138-4DF11-0AB0 and includes conformal coating for an extended environmental specification. Before removal, isolate the power supply and record the wiring and communication settings. After installation, verify data transmission, reception and diagnostic indicators.

Siemens 6AG1138-4DF11-7AB0 Serial Interface Module is in stock. Please contact us for a quick quote and competitive pricing.

Company Information
e-mail [email protected]
Mobile +8613666084105
Whatsapp +8613666084105
WeChat 13666084105
Add to Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China


Company Introduction

Xiamen Shengruite Trading Co., Ltd. is a company specializing in the supply of industrial PLC spare parts.

We provide high-quality PLC spare parts to customers in the global manufacturing, energy and power, chemical and other fields.

Since its establishment in 2011, after 13 years of rapid development, the cumulative global shipments have reached 223,650 pieces, with an annual output value of US$50 million.

Successfully served more than 500 customers in more than 100 countries and regions including Saudi Arabia, UAE, the United States, Europe, Africa, and Southeast Asia

Our Mission

Provide customers with the best quality PLC spare parts and the fastest delivery service to ensure that their industrial automation systems are always in the best operating condition.

Does this product come with a warranty?

We provide a 1-year warranty service, and we support returns and exchanges for any issues to ensure your rights and interests are fully protected.

How to Verify Products Before Purchase?

We can provide detailed product images upon request, and our team can arrange warehouse photos for confirmation to ensure you have all the information you need before making a purchase.

How long does shipping take?

Shipping times vary depending on your location. With the support of our 16 global warehouses, we strive to deliver orders as quickly as possible. Contact us to get an estimated delivery time for your specific location.

What is the minimum order quantity (MOQ)?

The minimum order quantity (MOQ) is typically one unit. However, for larger orders, please contact us for potential discounts and pricing details.

Can I get discounts for bulk purchases of products?

Yes, we offer competitive pricing for bulk purchases. Please reach out to our sales team with the specifics of your order to receive a custom quote.

What payment methods do you accept for wholesale orders?

We accept various payment methods for wholesale orders, including bank transfers (T/T), letters of credit, and other options upon agreement. For large transactions, please contact us directly for payment terms.

Can I purchase different quantities of a product?

Yes, we offer flexible ordering options for both small and large quantities. Whether youre looking for a single unit or a large batch, we can accommodate your needs.

Are there any discounts or promotions available for new wholesale customers?

We occasionally offer promotional discounts for new wholesale customers. Contact us to learn more about any current offers available for first-time buyers.

When purchasing a product, how can I ensure compatibility with my existing systems?

If you are unsure of compatibility with your existing setup please provide your system details and our support team can verify compatibility prior to purchase.

Can I return the goods I received if they do not meet our requirements?

Returns are accepted within 30 days if the product is unused, unopened, and in its original packaging. Please note that return shipping and associated costs are the buyer\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’s responsibility.

Do you provide technical support or installation services to wholesale customers?

Yes, we offer technical support for the installation and integration of our products. Our team can assist with setup, configuration, and troubleshooting to ensure a smooth installation.

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