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S7-1200 G2 TIA Portal V20 Software Units

4/2/2025 11:04 PM	Rate (0)
Danny.Millward Member Joined: 5/8/2022 Last visit: 10/28/2025 Posts: 6 Rating: (0)	Hello, Why are software units not available in the new S7-1200 G2 in TIA Portal V20. Best Regards

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4/3/2025 6:15 AM	Rate (0)
Towome Platinum Expert Joined: 7/9/2015 Last visit: 12/17/2025 Posts: 4493 Rating: (644)	Hi, Only Siemens can answer why, but software units are only supported by S7-1500 CPUs. Regfards
	If my post was useful, please rate me - if not, please tell me - thank you!
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This contribution was helpful to 1 thankful Users BigMek

4/3/2025 6:46 AM	Rate (0)
BigMek Joined: 7/24/2024 Last visit: 12/22/2025 Posts: 75 Rating: (18)	Hi, as Towome already said, software units have always only been usable in S7-1500 CPUs, which is also stated in the manual: Introduction to software units Note Note the following information when using software units: You can use software units with all versions of the S7-1500 CPU with a firmware version V2.6 and higher.

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