ABB COM600 3.4 User Manual page 67

1MRS755382 Station Automation COM600 3.4
IEC 60870-5-101 Slave (OPC) User's Manual
Property / Para- Value or Value range/ Default
meter
Object Status When written:
1 = Re-transmit system mes-
sage
When read:
A status code, e.g.
0 = OK (communication works
properly)
13863 = Device suspended.
For more information, see
5.3.2, Link layer status codes
and 5.3.3, Application layer
status codes.
Device Connection True = Device connection OK
Status
False = Device connection
suspended.
Diagnostic Events True = Diagnostic events
Enabled enabled
False = Diagnostic events dis-
abled
Pending Updates
Max Pending
Updates
Diagnostic coun-
ters
Suspension Counter
Transmitted Data
Messages
Transmitted Com-
mand Messages
Transmitted Confirm-
ation Messages
Received Data
Messages
Received Command
Messages
Description
Indicates the detailed information about
the station device status. Setting Object
status of a device to 1 makes the protocol
stack to re-transmit the last system mes-
sage caused by the device. Possible
'Stopped' and 'Suspended' messages
cause old marking of OPC items. By
reading the Object Status attribute, the
status code of the system message can
be read.
Indicates the status of the device connec-
tion.
This attribute enables or disables dia-
gnostic events.
Indicates the current number of pending
updates between the client and the pro-
tocol stack.
Indicates the maximum number of pending
updates between the client and the pro-
tocol stack.
Indicates the number of times the connec-
tion has been suspended.
The number of transmitted data messages.
The number of transmitted command
messages.
The number of transmitted confirmation
messages.
The number of received data messages.
The number of received command mes-
sages.
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