ABB COM600S User Manual page 88

Com600 series, modbus tcp master, opc
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88
COM600 series, Version 4.1
Modbus TCP Master (OPC) User's Manual
Name
Object status
Device connection status
Suspension counter
Transmitted poll messages
Transmitted command mes-
sages
Received update messages
Received exception messages
Received event messages
Command errors
Value or Value range/ Default
1 = Re-transmit system mes-
sage
A status code, for example:
0 = OK (communication works
properly)
13801 = Device suspended
True = Device connection OK
False = Device connection
suspended
1MRS756445
Description
Data type: Integer
Access: No limitations
Indicates the detailed informa-
tion about the station device
status. Writing to the OS attrib-
ute (OS = 1) of a device makes
the protocol stack to re-transmit
the last system message
caused by the device. Possible
"Stopped" and "Suspended"
messages cause old marking
of OPC items. By reading the
OS attribute, the status code of
the system message can be
read.
See the Status Codes manual
for detailed information.
Data type: Boolean
Access: Read-only
Indicates the status of the
device connection.
Indicates the number of times
the connection has been sus-
pended.
The number of transmitted poll
messages.
The number of transmitted
command messages.
The number of received update
messages.
The number of received
exception messages.
Incremented each time a Mod-
bus event message is received.
The number of times a com-
mand error has occurred.

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