KROHNE UFM 600T EN - Manual (Page 86)

Ambient temp. -25 to +50 °C (-13 to 122°F)
Protection
category
IP 65, acc. to IEC 529
(equivalent to NEMA 4x)
Full scale value (Din= inner pipe diameter)
lower limit (V
100% min
. = 0.5 m/s)
Q
100%min
[m 3 /h] = ( Din [mm]/100 ) 2
* 14.2
Q
100%min
[m 3 /h] = ( Din [inch] ) 2
* 0.9
Q
100%min
[USGPM] = ( Din [inch]) 2
* 3.9
upper limit (V
100%max
= 17.1 m/s)
Q
100%max
[m3/h] = (Din [mm] ) 2
* 0.05
Q
100%max
[m3/h] = (Din [inch] ) 2
* 31.25
Q
100%max
[USGPM] = (Din [inch] ) 2
* 138
Reynolds
number
Re > 10.000
Repeatability 0.2
R = [%]
V
m
*D
i
R = repeatability in %
V
m
= flow velocity [m/s]
D
i
= inner pipe diameter [m]
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