Siemens Simatic S7 Series System Manual

Technical specifications
A.1 General specifications
S7-200 SMART
System Manual, 09/2015, A5E03822230-AC
569
Relay electrical service life
The typical performance data supplied by relay vendors is shown below. Actual performance
may vary depending upon your specific application. An external protection circuit that is
adapted to the load will enhance the service life of the contacts.
①
Service life (x 10
3
operations)
②
250 V AC resistive load
30 V DC resistive load
③
250 V AC inductive load (p.f=0.4)
30 V DC inductive load (L/R=7ms)
④
Rated Operating Current (A)

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.