Omron PROFINET NX-PNC202, User Manual

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11 PROFINET Coupler Unit Functions
NX-series PROFINET Coupler Unit User’s Manual (W623)
11-2 NX Unit M
ounting Settings
11
11-2-2
Applications
For example, if you use this function in the following cases, you do not have to modify the user pro-
gram.
• When you plan to add Units in the future
• When a specific Unit is temporarily unavailable, such as when commissioning the system
• When the number of NX Units depends on the type of equipment
The operating specifications for NX Units that are set as unmounted Units are given in the following
table.
NX Units that are set as unmounted Units are included in the calculations for total power consumption
and total Unit width when the Unit configuration is created on the Sysmac Studio.
Precautions for Safe Use
Check the user program, data, and parameter settings for proper execution before you use
them for actual operation.
Precautions for Correct Use
When you mount an NX Unit that was set as an unmounted Unit, a Unit Configuration Verifica-
tion Error will occur.
11-2-2 Applications
11-2-3 Operating Specifications for NX Units That Are Set as
Unmounted Units
Item Operation
Bandwidth reservation for IO refresh
data with the PROFINET IO Controller
Bandwidth is reserved.
IO refreshing with the PROFINET IO
Controller
The IO is not refreshed.
Detection of events Events are not detected.
Assignment of NX Unit numbers to NX
Units
Unit numbers are not assigned because the Units do not exist.
Message communications Not possible because the Units do not exist.
Transfers for the synchronization func-
tion of the Sysmac Studio
Not applicable.
Transfer of the Unit operation settings Not applicable.
Sysmac Studio Controller backup func-
tion
Not applicable.
SD Memory Card backup function Not applicable.
Instructions Parameters cannot be read or written. An instruction error will occur.
Clearing all memory Not applicable.
Reading/writing IO Device Terminal set-
ting information through backup/restore
operations
Not applicable.
Reading event logs Not applicable.
Notification of status information Not applicable.