Siemens Simatic S7 Series System Manual

Programming concepts
5.3 Creating your user program
S7-200 SMART
90 System Manual, 09/2015, A5E03822230-AC
5.3
Creating your user program
The STEP 7-Micro/WIN SMART user interface provides a convenient working space for
creating your user project program. (STEP 7-Micro/WIN SMART projects are files with a
.smart file name extension.) To open the user interface, double-click the
STEP 7-Micro/WIN SMART icon, or select "STEP 7-MicroWIN SMART" from the "SIMATIC"
element on the "Start" menu.
5.3.1
Earlier versions of STEP 7-Micro/WIN projects
To work with a project that was created in STEP 7-Micro/WIN Version 4.0 or greater, follow
these steps:
● Click the Open button from the Operations area of the File menu ribbon strip and select
the desired project.
● Correct program as needed.

Siemens Simatic S7 Series Specifications

General

CPU	Varies by model (e.g., S7-300, S7-400, S7-1200, S7-1500)
Communication Interfaces	PROFIBUS, PROFINET, Ethernet, MPI
Programming	TIA Portal, STEP 7
Programming Languages	LAD, FBD, STL, SCL, GRAPH
I/O Modules	Digital, Analog, Specialty modules available
Operating Temperature	0°C to 60°C (standard models)
Mounting	DIN rail mounting
Operating Voltage	24V DC or 120/230V AC (varies by model)
Protection Class	IP20 (standard models)
Memory	Varies depending on the S7 model. Includes work memory (RAM) for program execution, load memory (EEPROM or Flash) for program storage, and system memory for operating system functions. Memory sizes range from kilobytes to megabytes.