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FS-8704-06 BACnet IP Driver Manual
6.4.2 Driver Specific Map Descriptor Parameters
Section Title
Map Descriptors
Column Title
Node_Name
Object_Type
(Alias = Data_Type)
Object_Instance
(Alias = Address)
Units*
Data_Array_Low_Scale*
Data_Array_High_Scale*
Node_Low_Scale*
Node_High_Scale*
7
Active_Text
*
7
Inactive_Text
*
7
Relinquish_Default
Length*
Notification_Class*
Ack_Required*
COV_Increment*
Input_alarm_State*
7
See the BACnet DFS to determine if a particular object supports this property
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Function
Name of Node to fetch data from
Data type in Controller
Instance of the Object on the Device.
The object units
Scaling zero in Data Array
Scaling max in Data Array
Scaling zero in Connected Node
Scaling max in Connected Node
Specify the Active Text property of the Object
Specify the Inactive Text property of the Object
Specify the value to be returned as Present_Value
on startup or when control is relinquished. Must be
specified for outputs. Refer to Appendix D.3
Used
to
create
an
Object_Instances on an Object_Type.
Specify
the
Mapdescriptor_Name
Notification_Class Object that manages Intrinsic
Reporting for this Map Descriptor.
Appendix A.8.
For a Notification_Class Object, specify whether
EventNotifications
require
Acknowledgement. Refer to Appendix A.8.
For a Server Map Descriptor of type AO or AI,
initialize the COV_Increment property.
Appendix A.8.
For binary points the user can specify which of the
states (0 or 1) to regard as an alarm state.
Legal Values
One of the Node Names
specified in Section 6.3
AI, AO, AV, BI, BO, BV, MI, MO,
MV, NC.
D.1.
0, 1, 2, 3, ...4194303
Refer to Appendix D.4, m2
-32767 to 32767, 0
-32767 to 32767, 100
-32767 to 32767, 0
-32767 to 32767, 100
Any text string of length up to
40 characters, Active
Any text string of length up to
40 characters, Inactive
Any Float value
array
of
sequential
1 to max point count of the
FieldServer, 1
One
of
the
Mapdescriptor_Names of type
NC
Refer to
Objects are not available to
any NC if left out.
a
user
Yes, No
Refer to
Any Float value, 0
0, 1
Page 16 of 57
Refer to Appendix
of
the
configured
(Notification
Class).
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