ABB COM600 3.4, User Manual

Page: 30 / 82

Description Value/Value range Name
The length of the station
address in octets.
Station address maximum
value:
0...255 when length = 1 and
65535 when length = 2.
1...2
Default: 2
Station Address Length
Time Handling
Received clock synchronization
not required for valid
timestamp. True
False
Default: True
Clock Sync Not Required For
Valid Timestamp
Defines how incoming time
stamped commands are
handled. Ignore summer time
Use summer time
Command Time Control
Disable sending of hour change
clock synchronization mes-
sage. True
False
Default: True
Disable Hour Change Clock
Message
Controls the time stamps (UTC,
local) of events (indications)
sent to the NCC Master. Sends UTC time
Sends local time
Event Time Control
Determines the behavior of the
slave device, when it receives
a time synchronization mes-
sage. Receive clock sync
Ignore clock sync
Default: Receive clock sync
Time Synchronization
Queues
Defines a threshold (percent of
the queue capacity) which
causes that update of a meas-
urement removes the oldest
entry of the same measure-
ment from the queue. 1...100
Default: 95
Measurement Queue
Threshold
Maximum number of measure-
ment process data changes
that are stored internally in a
queue in the client. 0...65535
Default: 1000
Measurement Update Queue
Maximum number of state
indication process data
changes that are stored intern-
ally in a queue in the client. 0...65535
Default: 1000
State Indications Updates
Queue
OPC Alarm and Event
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1MRS755382
Station Automation COM600 3.4
IEC 60870-5-101 Slave (OPC) User's Manual