Siemens SIMATIC NET S7-300 User Manual

7 Programming FCs (Functions) and FBs for S7 Ethernet CPs
A-183
S7-CPs for Industrial Ethernet Configuring and Commissioning
Release 01/2007
C79000-G8976-C182-07
Notice
In some sections, this chapter contains information on various CP versions for
S7-300. These sections are indicated by the following symbol:
Newer CP types are CPs / module types with the following versions or higher:
CP 343-1 Lean
6GK7 343-1CX10-0XE0 version 1 or higher / firmware version V1.0 or higher
CP 343-1
6GK7 343-1EX30-0XE0 version 1 / as of firmware version V2.0
CP 343-1
6GK7 343-1EX21-0XE0 version 1 or higher / firmware version V1.0 or higher
CP 343-1 Advanced
6GK7 343-1GX21-0XE0 version 1 or higher / firmware version V1.0 or higher
CP 343-1 / CP 343-1 EX20
6GK7 343-1EX11-0XE0 version 1 or higher / firmware version V2.0 or higher
6GK7 343-1EX20-0XE0 version 1 or higher / firmware version V1.0 or higher
CP 343-1PN
6GK 343-1HX00-0XE0 version 1 or higher / firmware version V1.0 or higher
CP 343-1 IT / CP 343-1 IT GX20
6GK7 343-1GX11-0XE0 version 1 or higher / firmware version V2.0 or higher
6GK7 343-1GX20-0XE0 version 1 or higher / firmware version V1.0 or higher
FCs when modules are replaced
Module replacement in this sense means the replacement of a module with
another module that may be a more recent version.

Siemens SIMATIC NET S7-300 Specifications

General

Product Type Designation	SIMATIC NET S7-300
Mounting	DIN rail mounting
Protection Class	IP20
CPU Models	Various models available (e.g., CPU 312, CPU 314)
Communication Interfaces	MPI, PROFIBUS DP
Power Supply	24 V DC power supply required. Different power supply modules available.
I/O Modules	Digital input modules, digital output modules, analog input modules, analog output modules
Programming	STEP 7 software
Supply Voltage	24V DC or 120/230V AC (depending on model)
Digital Inputs	Available via digital input modules
Digital Outputs	Available via digital output modules
Analog Inputs	Available via analog input modules
Analog Outputs	Available via analog output modules
Communication Functions	MPI, PROFIBUS DP, Ethernet (depending on model)
Protocols	MPI, PROFIBUS DP, TCP/IP (depending on model)
Operating Temperature	0°C to 60°C
Storage Temperature	70 °C
Memory	Depends on CPU model (e.g., 32 KB to 1.5 MB)