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Rockwell Automation Publication 22C-UM001J-EN-E - January 2017
Appendix F
Metasys N2
Metasys N2 Data Types
Table 34 - Description of the Regions of a Virtual Object
Region
Type
Short
Description
Region 1
Analog Input
AI
32-bit, IEEE-standard floats
Region 2
Binary Input
BI
1-bit
Region 3
Analog Output
AO
32-bit, IEEE-standard floats
Region 4
Binary Output
BO
1-bit
Region 5
Internal Float
ADF
32-bit, IEEE-standard floats (Analog Data Float)
Region 6
Internal Integer
ADI
16-bit (Analog Data Integer)
Region 7
Internal Byte
DB
8-bit (Analog Data Byte)
Table 35 - Internal Structure of Metasys N2 Analog Input (AI)
Attribute
Type
Description
1
Byte
Object Configuration
2
Byte
Object Status
3
Float
Analog Input Value
8
Float
Low Alarm Limit
9
Float
Low Warning Limit
10
Float
High Warning Limit
11
Float
High Alarm Limit
12
Float
Differential
Table 36 - Internal Structure of Metasys N2 Binary Input (BI)
Attribute
Type
Description
1
Byte
Object Configuration
2
Byte
Object Status
Table 37 - Internal Structure of Metasys N2 Analog Output (AO)
Attribute
Type
Description
1
Byte
Object Configuration
2
Byte
Object Status
3
Float
Current Value
Table 38 - Internal Structure of Metasys N2 Binary Output (BO)
Attribute
Type
Description
1
Byte
Object Configuration
2
Byte
Object Status
