OPC data typesDNP information
element
Mandat-
ory/Optional
Value/Value rangeTypeName
VT_R4
VT_I4
VT_DATE
VT_I4
VT_R4
VT_R4
VT_R4
VT_R4
VT_R4
VT_R4
VT_I4
VT_I4
VT_BSTR
Phase CA Current
Value
on-line, com lost
-
Separate Signal
Separate signal
Separate signal
Separate signal
Separate signal
Separate signal
Separate signal
Separate signal
Separate signal
Separate signal
O
O
O
O
O
O
O
O
O
O
O
O
O
AnalogueValue
Quality
TimeStamp
Range
REAL
REAL
REAL
REAL
REAL
REAL
ENUMERATED
ENUMERATED
String
phsCA. mag
phsCA.q
phsCA.t
phsCA.range
phsCA.hhLim
phsCA.hLim
phsCA.lLim
phsCA.llLim
phsCA.min
phsCA.max
phsCA.siUnit
phsCA.multiplier
phsCA.unit
VT_BSTRSeparate signalODescriptiond
Controllable single point (SPC)5.2.14.
OPC data typesDNP data object
field
Mandat-
ory/Optional
Value/Value rangeTypeName
VT_BOOLControl CodeMFALSE | TRUEBOOLEANctVal
VT_BOOLState (0:OFF,
1:ON)
MFALSE | TRUEBOOLEANstVal
VT_I4DNP statusMQualityq
VT_DATE<server provided if
none> | Time of
occurrence | MSEC
MTimeStampt
VT_BSTR-OTextDescriptiond
61
DNP 3.0
LAN/WAN Master
(OPC) 3.2
COM600 Station Automation Series
1MRS756566
User's Guide