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FS-8700-16 BACnet PTP Serial Driver Manual Page 11 of 20
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 email: support@fieldserver.com
5.4. Server Side Map Descriptors
5.4.1. FieldServer Specific 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
Data_Array_Offset Starting location in Data Array
0 to data_array_length-1 as
specified in “Data_Array”
section
Function
Function of Server Map
Descriptor
Server
5.4.2. Driver Specific Map Descriptor Parameters
Column Title Function Legal Values
Node_Name Name of FieldServer Node
One of the node names
specified in “Server Node
Descriptor” above
Data_Type Data type in BCU
AI, AO, AV, BI, BV, MI, MO,
MV
9
Object_Instance Address of the object 0, 1, 2, 3, …
Units The object units
See Appendix D
Data_Array_Low_Scale* Scaling zero in Data Array
-32767 to 32767, 0
Data_Array_High_Scale* Scaling max in Data Array
-32767 to 32767, 100
Node_Low_Scale*
Scaling zero in Connected
Node
-32767 to 32767, 0
Node_High_Scale*
Scaling max in Connected
Node
-32767 to 32767, 100
Active Text
Specify the Active Text
property of the Object
Any legal BACnet ASCII string
Inactive Text
Specify the Inactive Text
property of the
Any legal BACnet ASCII string
Relinquish Default
Specify the startup
Relinquish_Default Property
value for this Object
Any legal BACnet ASCII string
Custom_Type
This over-writes the
Data_Type with a numerical
value for the Data_Type. e.g.
Analog Value = 2
1..1023
Custom_Prop
This over-writes the Property
with a numerical value for the
property. e.g. Present Value =
85
1..4194303
9
Refer to Appendix A.1 for further information.