FieldServer FS-8700-97 Computer Drive User Manual


 
FS-8700-97_Lutron_Machine Manual Page 23 of 24
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4.4.14. Map Descriptor Example 11 - Analog Value (Zone and Area Machine)
A read from the Analog Value Data Array which is shared by a BACNet IP Map Descriptor will return the current value of a system
variable in the Lutron eLumen panel. The variable values range from 0 to 255. The Lutron Machine Map Descriptors are regularly
updated with system variable values from the active Binary Value Map Descriptors. A write to the Analog Value Data Array will set
the system variable to the written value.
BACNet IP Map Descriptor
// Client Side Map Descriptors
Map_Descriptors
Map_Descriptor_Name, Data_Array_Name, Data_Array_Offset, Function, Node_name, Data_Type, Object_ID, Length, Relinquish_Default
SMD00_AV, Analog_Value, 0, Server, Virtual_BCU_11, AV, 1, 512, 0
Lutron Machine Map Descriptor
// Client Side Map Descriptors
Map_Descriptors
Map_Descriptor_Name, Data_Array_Name, Data_Array_Offset, Function, Node_name, Grafik_Command, Sys_Var, Length
Zone_vara_0, Analog_Value, 0, Passive_Client, LUT_GRF6_0, sys_var_val, 0, 512
The Passive_Client function is used to prevent double-polling the Lutron eLumen panel for system variables. The Analog Value Map
Descriptors should be set up identical to the Binary Value Map Descriptors in terms of the Sys_Var and Length fields to ensure
system variable values will be stored correctly.