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vortex flowmeter

Description of vortex flowmeter

vortex flowmeters, flow meters to measure the volume of gas, vapor or liquid volume flow, volumetric flow or standard conditions of mass flow rate based on Carmen (Karman) vortex principle. And as a flow transmitter used in automated control systems Vortex.  

Parameters of vortex flowmeter :

Nominal by (mm): 15,20,25,40,50,65,80,100,125,150,200,250,300 
Instrument Material: 1Cr18Ni9Ti 
Nominal pressure (Mpa): PN1.6Mpa; PN2.5Mpa; PN4.0Mpa 
Measured medium temperature (°C): -40 ~ +250 °C; -40 ~ +350 °C 
Environmental Conditions 
Temperature -10 ~ +55 °C, relative humidity 5% to 90%, atmospheric pressure 86 ~ 106Kpa 
Accuracy class 
± 0.5 Indication: the measurement of liquid 
Measurement of gases or vapors: 
Showing the value of ± 1.0, ± 1.5 
Turndown ratio: 1:10; 1:15 
Pressure loss coefficient: Cd <2.6 
Output signal: optional 4-20mA or pulse 
Power supply 
Sensor: +12 VDC, +24 VDC (optional) 
Transmitter: +24 VDC 
Field display type: 3.2V lithium battery meter comes 
Signal transmission lines: STVPV3 × 0.3 (three-wire), 2 × 0.3 (two-wire) 
Mounting: flange clamping flange connection or integration 
Transmission distance: ≤ 500m 
Signal line interface: internal thread M20 × 1.5 
Explosion levels: ExdIIBT6 
Protection: IP65 
Allow vibration acceleration: 1.0g

Features of vortex flowmeter : 

No moving parts, long-term stability, simple structure for easy installation and maintenance
Using interference cancellation circuit and anti-vibration sensor head, has certain anti-vibration performance environment 
Ultra-low-power single-chip microcomputer technology, Section 1 3.2V10AH lithium batteries can be used for more than 5 years 
Software for instrument coefficient nonlinear correction to improve measurement accuracy
Pressure loss, wide range 
Cumulative traffic using EEPROM brownout protection, the protection of longer than 10 years 

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