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Description
Value or Value range/ Default
Property/ Para-
meter
Interrogation group. 1 - 16 general or 1 -
4 counter interrogation.
1...16 (general) or 1...4 (coun-
ters)
Interrogation Group
Defines whether a new indication value
overwrites an older one in the queue.
True = 1
False = 0
Default: True = 1
Over Write
Priority of ASDU. This property defines
how the ASDU sent is placed in the class
1 and class 2 queues.
0...3
End of queue = 0
Middle = 1, 2
Beginning of queue = 3
Priority
Maximum update rate of indication
changes between OPC server and client
in milliseconds. 0 means that server sends
all the changes to the client.
0...60000
Default: 1000
Update Rate
Data Class Spe-
cific
Specifies the type of the indication signal
value. Long timestamp format cannot be
used with a scaled value.
Send with normalized value =
0
Send with scaled value = 1
Send with float value = 2
Send As Measurand
As Value Type
Specifies the format of timestamp if one
is used: none, short, or long. Long time
tag format cannot be used with a scaled
value.
Do not Send Time Tag = 0
Send Short Format Time Tag
= 1
Send Long Format Time Tag =
2
Default:
Send Long Format Time Tag
Time Tag Handling
Delta (DEL)
3.4.5.11.
Table 3.4.5.11-1 Configurable DEL properties for OPC client
Description
Value or Value range/ Default
Property/ Para-
meter
Basic
Common data class according to IEC
61850.
DEL
Common Data
Class
43
Station Automation COM600 3.4
1MRS755382
IEC 60870-5-101 Slave (OPC) User's Manual
Summary of Contents for COM600 3.4
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