Linearisation for tanks
with conical outlet
You require a linearisation table, H/V or
H/G, max. 30 pairs in increasing order
•
Level H in %, m or ft
•
Volume V or weight G in customer units.
#
Matrix Entry
Remarks
1
V9H5
670
Reset
2
-
»E«
Register entry
3
V3H5
fo
Zero frequency
4
-
»E«
Register entry
5
V3H6
∆
f
Sensitivity
6
-
»E«
Register entry
7
V3H0
1
Volume units
8
-
»E«
Register entry
9
V2H1
0
Manual
10 -
»E«
Register entry
11 V2H2
1
Table no.
12 -
»E«
Register entry
13 V2H3
V/G
1
…
30
Volume/weight*
14 -
»E«
Register entry
15 V2H4
H
1
…
30
Level m or ft*
16 -
»E«
Register entry
17 V2H5
»E«
Next table no.*
— springs to V2H3
*Repeat #13
…
17 until all values entered
18 V2H0
3
Activate "manual"
19 -
»E«
Register entry
20 V0H1
E
Tank empty, current
volume in hl, gal
…
21 -
»E«
Register entry
22 V0H2
F
Tank full, current
volume in hl, gal
…
23 -
»E«
Register entry
Note!
•
First pair ~ 0 % level, in %, m, ft.
last pair ~ 100 % level, in %, m, ft.
•
On error E602 or E604, correct table.
Re-activate linearisation in V2H0.
After linearisation
•
Volume/weight is displayed at V0H0
•
Level is displayed at V0H9
Next step
…
Set analogue output and relays in volume
or weight units, p. 30
…
33.
Note!
1
2
3
4
5
6
7
8
H
V/G
V0H1
V0H2
V2H0...V2H5
BA142_51
»Empty« volume E
(0
…
40%)
»Full« volume F
(60
…
100%)
probe or sensor
covered
V2H4
H
1
H
2
…
H
30
V2H3
V/G
1
V/G
2
…
V/G
30
zero point of calibration =
zero point of linearisation
zero point of calibration
Fig. 7.2:
Parameters for calibration and linearisation in a tank
with conical outlet
Prolevel FMC 661
Chapter 7: Appendix
Hauser
47
Содержание prolevel FMC 661
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