FS-8700-15 Modbus Daniels Manual
Page 5 of 7
4.4.
Client Side Map Descriptors
4.4.1. FieldServer
Related
Map Descriptor Parameters
Section Title
Map Descriptors
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
RDBC, WRBC, WRBX
4.4.2.
Driver Related Map Descriptor Parameters
Section Title
Map Descriptors
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*
Data type
Register, Coil, AI, DI
Length
Length of Map
Descriptor
1-125 (Register, AI)
1-800 (Coil, DI)
Address
Starting address of
read block
0000 – 6999 ( Coil )
7000 – 7999 ( Float )
10000 ( DI )
30000 ( AI )
40000 – 49999 ( Register)
Data_Array_Low_Scale*
Scaling zero in Data
Array
-32767 to 32767,
default 0
Data_Array_High_Scale*
Scaling max in Data
Array
-32767 to 32767,
default
100
Node_Low_Scale*
Scaling zero in
Connected Node
-32767 to 32767,
default 0
Node_High_Scale*
Scaling max in
Connected Node
-32767 to 32767,
default
100
4.4.3. Timing
Parameters
Section Title
Map Descriptors
Column Title
Function
Legal Values
Scan_Interval
Rate at which data is
polled
≥
0.001s
FieldServer Technologies
1991 Tarob Court Milpitas, California 95035 USA
Web
:www.fieldserver.com
Tel
: (408) 262-2299
Fax
: (408) 262-9042
Toll_Free
: 888-509-1970
