User Guide
FS-8700-931 Siemens TIWAY I  Page 20 of 23 
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 
Control_Register 
Discrete_Force 
Control_Register_Force 
Drum_Step_Preset 
Drum_Step_Current 
32-bit float datatypes
Loop_Gain 
Loop_Reset 
Loop_Rate 
Loop_High_Alarm 
Loop_Low_Alarm 
Loop_Process_Variable 
Loop_High_Process_Variable 
Loop_Low_Process_Variable 
Loop_Orange_Deviation 
Loop_Yellow_Deviation 
Loop_Sample_Rate 
Loop_Set_Point 
Loop_Output 
24-bit datatypes
Word_Force 
Packed-bit datatypes
Discrete_Input_Packed 
Discrete_Output_Packed 
Control_Register_Packed 
Preset_Step_List 
A list of preset step values 
to be used with the 
Drum_Count_Preset 
datatype. Each value is tied 
to an address. 
0-255 
Maximum of 80 space 
seperated values allowed. 
Address 
Starting address of read or 
write block 
0-65535 
0-255 for loop datatypes and 
Drum_Count_Preset 
Length  Length of Map Descriptor  1 - 65535 










