Siemens Simatic S7 Series System Manual

Program instructions
7.5 Convert
S7-200 SMART
System Manual, 09/2015, A5E03822230-AC
207
Example: Integer to ASCII
LAD
STL
Convert the integer value at VW2 to
8 ASCII characters starting at VB10,
using a format of 16#0B (a comma
for the decimal point, followed by 3
digits).
Network 1
LD I2.3
ITA VW2, VB10, 16#0B
Example: Real to ASCII
LAD
STL
Convert the real value at VD2 to 10
ASCII characters starting at VB10,
using a format of 16#A3 (a period for
the decimal point, followed by 3 dig-
its).
Network 1
LD I2.3
RTA VD2, VB10, 16#A3
See also
Assigning a constant value for instructions (Page 69)

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.