RSTi-OM User Manual Section 3
GFK-3212A Jun 2021
Configuring 26
The PROFINET IO Device Name is the same as the name later used to configure PROFINET IO for the
IOLM. The PROFINET IO Device Name is not case-sensitive.
Figure 20: PROFINET IO Settings
5. Click SAVE.
The device name must be specified according to DNS
conventions.
Restricted to a total of 240 characters (letters, digits, dash, or
period)
Parts of the name within the device name; in other words, a string
between two periods, must not exceed a maximum of 63
characters.
No special characters such as umlauts (ä, ö, etc.), brackets,
underscore, slash, blank, etc. The dash is the only permitted
special character.
The device name must not begin or end with the "-" character.
The device name must not begin with numbers.
The device name must not have the structure n.n.n.n (n =
0...999).
The device name must not begin with the character string "port-
xyz- " (x , y, z = 0...9).
The timeout value in seconds for the IOL_CALL function block
when used with controller supporting IOL_CALL Function block.