Emerson PACSystems RX3i IEC 61850 User Manual page 92

User Manual
GFK-2849A
Operation Types
The following operations are performed based on the functional constraints in the table
above.
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IEC 61850 Attribute and PPV Mapping –Table
The following table provides mapping between IEC 61850 attributes and its mapping with
PPVs and associated operation type.
IEC 61850 Attribute and PPV Mapping
Functional
Constraints
Status info
Measurands
Control
System Operation
Write
This operation has different behavior depending of the variable type. A variable set
is created with the variable name plus the key word "WRITE". The variable set
includes WRITEVal, WRITECmd, WRITERslt, ReadVal.
Operate
This operation has different behavior depending of the variable type. A variable set
is created with the variable name plus the key word "OPER". The variable set includes
†.OPERVal, †.OPERCmd, †.OPERSts, †.OPERRslt, †.ReadVal.
Select
This operation has different behavior depending of the variable type. A variable set
is created with the variable name plus the key word "SELECT". The variable set
includes †.SELECTCmd, †.SELECTSts, †.SELECTRslt, †.ReadVal.
Cancel
This operation has different behavior depending of the variable type. A variable set
is created with the variable name plus the key word "CANCEL". The variable set
includes †.CANCELCmd, †.CANCELSts, †.CANCELRslt, †.ReadVal.
Direct Map
The variable is directly mapped to the given variable.
Identifier
†[ST]
†[MX]
†.Oper.ctlVal[CO]
Operation Variable Examples
Direct Map IEC 61850 - Configurator
SR350_DevSR350.LPHD1/Proxy/stVal[ST
]
PLC Protocol Variable(s)
S4_SR350_DevSR350.LPHD1_proxy.stVa
l_ST
Direct Map IEC 61850 - Configurator
SR350_DevSR350.MMXU1/A.net/cVal.an
g.f[MX]
PLC Protocol Variable(s)
S4_SR350_DevSR350.MMXU1_A_net.
cval_ang_f_MX
Operate IEC 61850 - Configurator
Chapter 4
Oct 2019
85