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FS-8700-127 Hanning & Kahl HCS-R Manual
Appendix A. Advanced Topics
Appendix A.1. 1. How Client Stores Data:
The HCS will be polled by an RDBC Map Descriptor and data will be stored in the
DA_Current Data Array in the following fashion if parameter HCSR_Data_Stages >1:
New data is stored as current data.
•
If data is changed, last current data is moved to 2
•
rd
to 3
stage and 3
Appendix A.1.1.
Data Array Offset
Current Data
0 - 18
19
20
21
nd
2
(Previous) Data
24 – 42
43
44
45
rd
3
(Prior to previous) Data
48 – 66
67
68
69
Appendix A.1.2.
Data Array Offset (Say 0)
Current Data
0 - 18
19
20
21,22,23
nd
2
(Previous) Data
24 – 42
43
44
45
rd
3
(Prior to previous) Data
48 – 66
67
68
69
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rd
stage data is lost.
Data_Type is Ana_Input or not specified
Description
Data bits ( 0 - 1 )
Receipt ok ( 0 ), Disturbance ( 1 )
From Loop ( 0 ), On Loop ( 1 )
Loop Number (1,2,3,4) as integer
Data bits ( 0 – 1 )
Receipt ok ( 0 ), Disturbance ( 1 )
From Loop ( 0 ), On Loop ( 1 )
Loop Number (1,2,3,4) as integer
Data bits ( 0 – 1 )
Receipt ok ( 0 ), Disturbance ( 1 )
From Loop ( 0 ), On Loop ( 1 )
Loop Number (1,2,3,4) as integer
Data_Type is Digi_Input
Description
Data bits ( 0 - 1 )
Receipt ok ( 0 ), Disturbance ( 1 )
From Loop ( 0 ), On Loop ( 1 )
3 bits for Loop Number
Offsets
21 22 23
1
0
0 –Loop 1
0
1
0 –Loop 2
1
1
0 –Loop 3
0
0
1 –Loop 4
Data bits ( 0 – 1 )
Receipt ok ( 0 ), Disturbance ( 1 )
From Loop ( 0 ), On Loop ( 1 )
Loop Number (1,2,3,4) in 3 bits as above
Data bits ( 0 – 1 )
Receipt ok ( 0 ), Disturbance ( 1 )
From Loop ( 0 ), On Loop ( 1 )
Loop Number (1,2,3,4) in 3 bits as above
Page 15 of 17
nd
nd
Stage, 2
Stage data is moved
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