Siemens SIMATIC NET S7-300 User Manual

5 Configuring Communication Connections
A-107
S7-CPs for Industrial Ethernet Configuring and Commissioning
Release 01/2007
C79000-G8976-C182-07
Figure 5-3 Layout of the “New Connection” Dialog (Example of an ISO Transport Connection)
3. Select the partner station to which you want to establish a connection (if several
CPUs exist, please select the required CPU).
4. Select the connection type you want to use (for example ISO transport
connection) in the “Type” box
When you confirm your input with Apply, the new connection is created and the
”New Connection” dialog box remains open. This allows you to create further
connections without needing to reopen the dialog box. The connection table is
updated at the same time.
When you click OK, the connection is entered in the list, the dialog is terminated
and the display in the main dialog is updated.
If you click Cancel, the dialog is terminated and the connection is not entered in
the list.

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)