Setting
LT5
72
Hauser
30
40
50
60
70
80
90
-30
-20
-10
0
10
20
30
0.5
1.0
1.5
2.0
1. 4.2 kg: LB
1. 4.2 kg: Lf
5.0 kg: LB
2.
5.0 kg: Lf
2.
8.0 kg: Lf
3.
8.0 kg: LB
3.
Lf
(mm)
LB (mm)
Ø400 (15.74)
Lf
Ø400 (15.74)
1
1
2
L
> 0
B
L
< 0
B
109 (4.29)
A0041238
59
Graph of LT5-1 φ400 mm (15.75 in) float: Density limit ρ (g/cm3). Measurement unit: mm (in)
1
Draft surface at density ρ
2
Water (draft surface at density 1.0 g (0.002 lb)/cm
3
)
Equation: For LT5-1 2
100 g (4.63 lb) with a φ140 mm (5.51 in) float
Change the values used in the equation according to the float.
1.
Float draft when the tank is empty
h
2
Lf =
+
S
V
2
W - T
ρ
-
= 72.03mm
A0041239
Float diameter
D
140 mm (5.51 in)
Float height
h
200 mm (7.87 in)
Float mass
W
2
100 g (4.63 lb)
Float volume
V
2
661.2 cm
3
Waterline cross
section
S
153.94 cm
2
Tape tension
T
1
200 g (2.65 lb)
Density limits
ρ
1 g (0.002 lb)/cm
3
(assume that "empty" = "water")
2.
Correction of indicated value with simulated actual liquid
Lb = Lf (water) - Lf (actual liquid)
= 14.61 mm
Float diameter
D
400 mm (15.75 in)
Float height
h
109 mm (4.29 in)
Float mass
W
5
000 g (11.02 lb)
Float volume
V
10
520 cm
3
Waterline cross
section
S
1
256.64 cm
2
Tape tension
T
1
200 g (2.65 lb)
Density limits
ρ
0.8 g (0.001 lb)/cm
3
(with actual liquid)
