
Industrial Managed
Ethernet Switch
User Manual
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2.18 PROFINET
PROFINET
)
Process Field Net
(
is an open and advanced standard for the industrial automation based on the
industrial Ethernet
.
PROFINET enables the users to exchange the process data with user
’s machines
.
In this case,
instead of using fieldbus system, the users use the Ethernet as a communication mechanism
Figure 2.171 shows
the dropdown menu of the PROFINET on an EH75XX industrial managed switch
.
There are two subsections under
the
PROFINET
which are
Setting
and
I&M.
Figure 2.171 PROFINET Dropdown Menu
2.18.1 PROFINET Settings
The PROFINET can be enabled on the EH75XX industrial managed switch on this webpage
.
To enable the
PROFINET, the users can check the
Enabled
box behind the
PROFINET
field
.
The webpage also displays the
Device Name
as shown in Figure 2.172
The PROFINET
’s
Packet Priority
can also be enabled on this webpage
and priority
Queue
number can also be chosen from the dropdown list
.
Note that the higher the queue number, the
higher the precedence for the packet scheduling.
Figure 2.172 PROFINET Setting Webpage
2.18.2 PROFINET
’
s I&M
Identification and Maintenance
)
I&M
(
is an integral part of each PROFINET Device implementation
.
It provides
standardized information about a device and its parts
.
I&M
’s Information is accessible through PROFINET Record
Objects and is always bound to a sub module belonging to the item to be described
.
There are two I&M objects
:
I&M0 and I&M1
.
The I&M0 objects provide Vendor ID and Software (SW) Revision as shown in Figure 2.173. The
I&M1 objects provide a non-volatile storage for PROFINET related information called Function Tag and Location
Tag in which the users can enter the information and save them on the switch as shown in Figure 2.173. The