Siemens S7-300 - 4.2 Addressing the Channels

Configuring and commissioning S7 CPs for Industrial Ethernet
Configuration Manual, 09/2013, C79000-G8976-C182-13
33
Characteristics of the Ethernet CPs
2
2.1
Communications processors for S7300
The module was designed to match the components of the S7-300/C7300 programmable
logic controller and has the following features:
● Compact modules (single or doublewidth) for simple installation on the S7 standard rail;
● Can be used in central or expansion racks;
● The display elements are all located on the front panel;
● No fan necessary;
● Direct backplane bus connection via the supplied bus connector;
● Interfaces wide design:
2 x RJ45 jack as 2port switch PROFINET for attachment to twistedpair Ethernet,
1 x RJ45 jack for attachment to gigabit Ethernet
● Interfaces narrow design:
2 x RJ−45 jack as 2−port switch PROFINET for connection to twisted-pair Ethernet
● The configuration of the CP is possible over MPI or LAN/Industrial Ethernet. The version
of STEP 7 must be released for the device type necessary.
Legend:
1)
LEDs
2)
PROFINET interface: 2 x 8pin RJ45 jack
3)
X = placeholder for hardware product version