User Guide
FS-8700-127 Hanning & Kahl HCS-R Manual          Page 8 of 17 
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4.4.  Client Side Map Descriptors 
4.4.1.  FieldServer Related 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 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, Passive_Client 
4.4.2.  Driver Related Map Descriptor Parameters 
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 
HCSR_OnFrom 
For Passive_Client Map Descriptor 
specify  whether  data  From  Loop  or 
On Loop should be stored. 
On, From, OnFrom 
HCSR_Loop 
For Passive_Client Map Descriptor 
specify  loop  number  for  which  data 
should be stored. 
1,2,3,4 
Length 
Length of Map Descriptor 
22 (min) for RDBC Map Descriptor: 
24 if data_type is Dig_Input 
21  for  Passive_Client  Map 
Descriptor. 
It  also  depends  upon 
HCSR_Data_Stages parameter 
Refer to Appendix A 
22 or 24, 21 
Data_Type* 
Specify  how  data  will  be  stored.
Refer to Appendix A 
Ana_Input 
Digi_Input
2
HCSR_Data_Stages* 
Specify  the  number  of  stages  to 
keep history of data changes. 
0 and 1 means no history 
0,1,2,3 
4.4.3.  Timing Parameters 
Column Title  Function  Legal Values 
Scan_Interval  Rate at which data is polled  ≥0.001s 
2
 Default for Digi_Input 










