Siemens SITRANS FX330, Руководство по эксплуатации, Страница: 8 / 116

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SAFETY INSTRUCTIONS
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SITRANS FX330
www.siemens.com/flow 05/2016 - A5E36751269-AA
The devices are rated for the following flow velocities:
Liquids:
DN15...DN300
V
min
: 0.25 m/s 0.8 ft/s 1
V
max
: 10 m/s 32 ft/s 2
Gases and
steam:
DN15 V
min
: 3 m/s 10 ft/s
1
V
max
: 45 m/s 147 ft/s
2
DN15C V
min
: 3 m/s 10 ft/s 1
V
max
: 55 m/s 180 ft/s 2
DN25 V
min
: 2 m/s 6.6 ft/s
1
V
max
: 70 m/s 229 ft/s
2
DN25C V
min
: 2 m/s 6.6 ft/s 1
V
max
: 80 m/s 262 ft/s 2
DN40...
DN300
V
min
: 2 m/s 6.6 ft/s
1
V
max
: 80 m/s 262 ft/s
2
1
Use the larger value, according to the amount.
2 Use the smaller value, according to the amount.
INFORMATION!
DN15C and DN25C have a robust flow sensor (signal pick-up) for harsh measuring conditions
and higher maximum velocity compared to the standard version.