Fields to Configure in the Scan Output Table

Field Name Description
base The base name of signal name.
extension The extension name of the signal name.
attribute The attribute name of the signal name.
object type

This field is used to specify the BSAP object type to use for the output and can have the following values for non-array data:

Value Description
0 logical object
2 analog object
3 string object
4 logical alarm object
6 analog alarm object

For array data, use the following values:

Value Description
0 Analog array object
1 Logical array object
write mask

This field allows for setting of the write mask and can have the following values:

Value Description
1 set manual value
2 set control value
4 set alarm value
8 set questionable data value
16 set signal value
32 acknowledge signal alarm

 

[note] In order to acknowledge alarms, the optimize flag must be set to true since the alarm acknowledge message requires the MSD value.
array/list #

This field is used it indicate which list number to write to when writing to a list, or the data array number when writing to an array.

[warning] This field must be set to zero for non-array data.
start This field is used when writing to an array or memory data. When writing array data, this field specifies the starting row in this array. When writing memory address, this field specifies the starting 16-bit segment address.
end This field is used when writing to an array or memory data. When writing array data, this field specifies the starting column in this array. When writing memory address, this field specifies the second part of the starting 16-bit segment address.
msd This is the Master Signal Directory number for the given signal name. This value is retrieved from the RTU when the optimizeattribute is set and whenever there is a version number mismatch.