FieldServer FS-8700-133 Computer Drive User Manual


 
FS-8700-133 Genisys Manual Page 8 of 13
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4.4 Client Side Map Descriptors
4.4.1 FieldServer Related Map Descriptor Parameters
Column Title
Function
Legal Values
Map_Descriptor_Name
Name of this Map Descriptor
Up to 32 alphanumeric characters
Data_Array_Name
Name of Data Array where data is to be
stored in the FieldServer
One of the Data Array names from “Data
Array” section above
Data_Array_Offset
Starting location in Data Array
0 to maximum specified in Data Array
section above
Function
Function of Client Map Descriptor
COS_Poller, COS_Read , Wrbx
4.4.2 Driver Related Map Descriptor Parameters
Column
Title
Function
Legal Values
Node_Name
Name of Node to fetch data from
One of the Node names
specified in “Client Node
Descriptor” above
Data_Type*
‘Bit’ each byte of Indication statuses will be stored in 8 consecutive
locations in the Data Array. Similarly while writing; Control byte
will be composed from 8 consecutive locations of the Dara Array.
‘Byte’ each byte of Indication statuses will be stored as an 8-Bit
Integer at the specified location. Similarly while writing; Control
byte will be composed from a single location of the Data Array.
Refer to Appendix A.1
Bit, Byte
Address*
Internally used parameter, if used specify value 0
0
Length*
Length of Map Descriptor
Number of indications to store or number of controls to write as
per Data_Type.
Bit: 1-256, 8
Byte: 1-32, 1
4.4.3 Timing Parameters
Column Title
Function
Legal Values
Scan_Interval
Rate at which data is polled
≥0.001s