Publicité
Annexe
A:
Table de conversion des
unités de pression
B:
Rapport signal de
mesure – pression
Formules de conversion
Courbe de conversion
28
mbar
mbar
1
3
bar
1×10
Pa
0.01
hPa
1
kPa
10
Torr
1.332
1.332×10
mm HG
(U-7.75)/0.75+c
p = 10
Pression p [hPa]
1E+04
1E+03
1E+02
underrange
1E+01
1E+00
1E–01
1E–02
1E–03
1E–04
1E–05
1E–06
1E–07
1E–08
1E–09
1E–10
0.0
0.0
1.0
2.0
3.0
Signal de mesure U[V]
bar
Pa
hPa
-3
1×10
100
1
5
1
1×10
1×10
-5
1×10
1
0.01
-3
1×10
100
1
3
0.01
1×10
10
-3
133.32
1.3332
2
1 Pa = 1 N/m
U = 0.75×(logp-c)+7.75
U
p
[V]
[hPa]
[V]
[Pa]
[V]
[Torr]
-0.125
4.0
5.0
6.0
7.0
kPa
Torr
mm HG
0.1
0.75
3
100
750
-3
-3
1×10
7.5×10
0.1
0.75
1
7.5
0.1332
1
c
0
2
overrange
8.0
9.0
10.0
BG 5171 BFR / B
(2017-02)
PBR 260
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