A box will show up in the Add Device window for Control Devices, as seen below. Select the proper soft start and add it to the project. From there, a wizard screen will require input on the proper communication card and HMI that is included with the soft start. Getting Started shows you how to. Siemens Soft Starter Installation and Parameter Settings: A Step-by-Step Guide Introduction: Siemens soft starters provide a smooth and controlled start-up for electric motors, extending motor life and reducing wear and tear. The IEC standard for softstarters is called IEC 60947-4-2 and softstarters built according to this standard are in most countries not subject to any other tests besides th manufacturer responsibility. In some countri he CE marking on the product. Read this document and the documents listed in the additional resources section about installation, configuration, and operation of this equipment before you install. Siemens TIA Portal is a powerful platform that supports many devices outside of PLCs and HMIs. For those that are thinking, “Why would I want to add a soft start to a project” or even better, “why should I even use a soft start in the first place?” Let's. ge to terminals 1 and 2 on top of the softstarter. Start with se value 20s stan gy saving.