Formulas for converting, Object-specific services, Formulas for – Rockwell Automation 20-COMM-R Remote I/O Adapter User Manual

Page 94

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C-8

CIP Objects

20-COMM-R Remote I/O Adapter User Manual

Publication 20COMM-UM004D-EN-P

Formulas for Converting

Display Value = ((Internal Value + Offset) x Multiplier x Base) / (Divisor x 10

Decimal Places

)

Internal Value = ((Display Value x Divisor x 10

Decimal Places

) / (Multiplier x Base)) - Offset

Object-Specific Services

Service Code Implemented for:

Service Name

Allocation Size (in bytes)

Class

Instance

Par. Number

Par. Value

0x4B

(1)

(1)

Must be directed to Instance 0 and Attribute 0.

Yes

No

Get_Attributes_Scattered 2

2

0x4C

(1)

Yes

No

Set_Attributes_Scattered

2

2

0x4D

(2)

(2)

These services are supported only when the adapter is used with a PowerFlex 750-Series drive.

Yes

No

Get_Attributes_Scattered 4

4

0x4E

(2)

Yes

No

Set_Attributes_Scattered

4

4

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