Siemens SIMATIC HMI series System Manual

What's new in WinCC V7?
3
3.1 What's new in WinCC V7.4 SP1?
Introduction
WinCC V7.4 Service Pack 1 is a free upgrade for WinCC V7.4.
WinCC V7.4 SP1 guarantees compatibility with current SIMATIC products and Microsoft
products.
Service
Pack 1 provides a series of functional enhancements as well as optimization
of the existing software version.
Supported operating systems
Microsoft SQL Server 2014
Starting in WinCC V7.4 SP1, Microsoft SQL Server 2014 Service Pack 2 (32-bit) is required.
The SQL server is included in the scope of delivery of the product.
WinCC: General information and installation
System Manual, 02/2017, A5E40840020-AA 85

Siemens SIMATIC HMI series Specifications

General

Series	SIMATIC HMI
Category	Control Panel
Display Type	TFT LCD
Touch Screen	Yes (resistive or capacitive, depending on model)
Processor	Varies by model (e.g., ARM-based processors)
Storage	Varies by model (e.g., Flash memory, microSD card slot)
Communication Interfaces	Ethernet, USB
Protection Class	IP65 (front panel), depending on model
Operating Temperature	0 to 50°C, -20 to 60°C
Power Supply	24 V DC
Memory	128 MB, 256 MB