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2 Nomenclature and Installation
2-4
CJ-series PROFINET IO Controller Unit Operation Manual for NJ-series CPU Unit (W511)
Seven-Segment Indicator
In addition to the MS and NS indicators, PROFINET IO Controller Units have a 2-digit, 7-segment
indicator.
There are dot indicators at the lower-right corner of each digit.
Seven-segment Digits
Additional Information
There is no priority in the error codes; all errors will be displayed in the order they occur. All error
codes consist of a combination of a letter and a number, so they can be distinguished from the
other state indications immediately.
Dot Indicators
This determines the addresses to which the CIO Area words allocated to CPU Special Units and spe-
cial I/O Unit DM Area in the memory used for CJ-series Unit, which device variables for CJ-series Unit
specifies the AT specification. Turn OFF the Controller before changing the unit number setting.
Setting method: One-digit hexadecimal
Setting range: 0 to F
Status
Display
IO Controller in normal operation
Displays character “r”
Lit
Initializing Unit at startup
Displays character “--”
Lit
Downloading new PROFINET Configu-
ration to the Unit
Displays character “d”
Flashing
The Unit encountered an error
Error code value
Lit
PROFINET output data valid status:
•
ON: Output data is valid.
•
Flashing: Output data is invalid
Left dot
Reserved
Right dot
Indicator
Content
Display
Left dot
PROFINET output data valid status
ON: Output data is valid
Flashing: Output data is invalid
Right dot
Reserved
--
2-1-2
Switch settings
Unit No. Switch