Siemens SIMATIC NET S7-300 User Manual

1 Communication via Ethernet CPs in S7 Stations
A-24
S7-CPs for Industrial Ethernet Configuring and Commissioning
Release 01/2007
C79000-G8976-C182-07
Ind. Ethernet
S7 - 300
Create configuration data for
every CP and download to the
Ethernet CPs
STEP 7
NCM S7
S7 - 400
Ethernet CP
Ethernet attachment
* over TCP/IP
Modem /
ISDN
WAN *
Ethernet CP
PC with Ethernet CP
Operator
Interface
functions
OP
S7 - 400
Ethernet CP
Router
(e.g. ISDN)
Router
(e.g. ISDN)
Ind. Ethernet
TS adapter
Modem /
ISDN
Figure 1-2 Configuration for PG/OP Operation - Local and Remote

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)