Rockwell-automation 20G PowerFlex 755 Drive Embedded EtherNet/IP Adapt Instrukcja Użytkownika Pobierz pdf (Strona 153)

Rockwell Automation Publication 750COM-UM001E-EN-P - October 2013 153

EtherNet/IP Objects Appendix C

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

Common Services

Object Specific Services

The table below lists the parameters for the Get_Attributes_Scattered and

Set_Attributes_Scattered object-specific service:

The response data appears in the following format:

28 Current Value Is Default This bit identifies a parameter that will not change if a ‘Reset Defaults’ is commanded. For example, if a drive

contains a Language parameter that is set to German, setting defaults will leave the parameter set to German.

Likewise, if the parameter is set to French, setting defaults will leave the parameter set to French.

29 Use Zero Text If the ‘Disallow Zero’ bit is set, this bit must be cleared. If the ‘Disallow Zero’ bit is cleared, then:

0 = Use Disabled Text parameter class attribute.

1 = Use Zero Text parameter instance attribute.

30-31 Reserved Reserved

Bit Name Description

Service Code Implemented for: Service Name

Class Instance

0x0E Yes Yes Get_Attribute_Single

0x10 Yes Yes Set_Attribute_Single

Service Code Implemented for: Service Name Allocation Size (in bytes)

Class Instance Par. Number Par. Value

0x4D Yes No Get_Attributes_Scattered 4 4

0x4E Yes No Set_Attributes_Scattered 4 4

Name Data Type Description

Parameter Number UDINT Parameter to read or write

Parameter Value UDINT Parameter value write (zero when reading)

Name Data Type Description

Parameter Number UDINT Parameter read or write

(1)

(1) If an error occurred, bit 15 will be turned on in the response.

Parameter Value UDINT Parameter value read (zero when writing)

(2)

(2) If an error occurred, the error code will appear instead of the value.

1 2 ... 148 149 150 151 152 153 154 155 156 157 158 ... 189 190

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Rockwell-automation 20G PowerFlex 755 Drive Embedded EtherNet/IP Adapt Instrukcja Użytkownika Strona 153