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Entry type: Product note Entry ID: 109755502, Entry date: 02/05/2018

Delivery release: SIMATIC Modbus/TCP CP V6

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  • Associated product(s)
"SIMATIC Modbus/TCP CP V6" is now available for delivery. The "SIMATIC Modbus/TCP CP V6" library realizes the communication between a SIMATIC S7 CPU with an Ethernet CP and a third-party device.

1. Benefits and area of application

With the function blocks supplied, you can establish a communication connection between the communication module CP and a device which supports the Modbus/TCP protocol. Function codes 1, 2, 3, 4, 5, 6, 15 and 16 are supported.
The data are transferred according to the Client-Server principle. The SIMATIC S7 can be operated as a client or as a server during transmission.          

2. Product information

You can find the product information here:


3. SIMATIC Modbus/TCP licensing

The blocks must be licensed individually on each CPU. The license is CPU-dependent; it is not possible to transfer the license from one CPU to another CPU. No license is required for testing (demo version).

4. Product and ordering information for "SIMATIC Modbus/TCP CP V6"


Article number

SIMATIC Modbus/TCP CP V6 - Package
1 license valid for 1 CPU


SIMATIC Modbus/TCP CP V6 - Download
1 license valid for 1 CPU



If you have any other questions, please contact your SIMATIC partner at your local Siemens office.

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