Advanced circuit design, the circuit board has the functions of micro power amplifier and current output, and the range ratio is wide;
Display cumulative flow and instantaneous flow at the same time;
Full universal design, small overall volume and compact structure. It is suitable for flow measurement of liquid and gas media with different diameters;
The vortex flowmeter series products developed and produced by our company are carefully built on the basis of many years of R & D and production experience. The product has the characteristics of low functional power consumption, wide range ratio, simple structure, low resistance loss, stable operation, durability, wide application, long service life, easy installation and commissioning, etc. It realizes the intellectualization, standardization, serialization and generalization of products, and ensures the quality and beauty of products.
Measuring medium: liquid, gas and steam
Medium temperature: normal temperature - 40 ℃ ~ 80 ℃, and the maximum temperature can reach 280 ℃
Medium pressure: 0mpa ~ 10MPa
Basic error: full tube type: ± 1.0%; Plug in: ± 1.5%
Theoretical range ratio: 1 ∶ 10, 1 ∶ 20 (liquid)
Flow rate range: liquid (water): 0.7m/s ~ 7m / S; Gas: 5m / S ~ 70m / S; Steam: 4m / S ~ 70m / S
Caliber DN (mm): full pipe type: 15, 25, (32), 45, 50, (65), 80, 100, (125), 150, 200, 250, 300
Reynolds number: re > 4000
Resistance coefficient: full tube type: CD ≤ 2.4, and the resistance loss of plug-in type is ignored
Explosion proof grade: intrinsically safe type: Exia Ⅱ t2-t5, flameproof type: Exd Ⅱ BT4
Ambient temperature: - 40 ℃~ 55 ℃ for non explosion proof places and: - 20 ℃~ 55 ℃ for explosion proof places
DC power supply: + 24VDC field digital display; Battery power supply + 3.6V, which can last for 2 ~ 3 years
Output signal: frequency pulse signal 1Hz ~ 2600Hz, low level ≤ 1V, high level ≥ 5V, transmitter: two-wire system 4mA ~ 20mA DC
Material: 1Cr18Ni9Ti
Structural shape (unit: mm)