High accuracy flow measurement steam vortex flow meter

Nominal press

(MPa)

DN15-DN200 4.0(>4.0 supply agreement),DN250-DN300 1.6(>1.6 supply agreement)

Medium temperature

(℃)

Piezoelectric type:-40~150,-40~260,-40~330;

Capacitive type: -40~400,-40~500(supply agreement)

Body material

1Cr18Ni9Ti,(Other materials supply agreement)

Allowable vibration acceleration

Piezoelectric type:0.2g     Capacitive type:1.0~2.0g

Accuracy

±1%R,±1.5%R;plug-in:±2.5%R,

Range

1:6~1:30

Power

Sensor:DC +12V,DC +24V;transmitter:DC +12V ,DC +24V;

Battery-powered:3.6V battery

Output single

Square wave pulse (excluding battery powered) : high level≥5V,low level≤1V;Current: 4 ~ 20mA

Pressure loss coefficient

Comply with JB/T9249 standard Cd≤2.4

Explosion-proof marks

 Intrinsic safety type:ExdⅡia CT2-T5 , Flameproof type:ExdⅡCT2-T5      

Protection grade

Standard type: IP65     Diving type: IP68

Environmental conditions

Temperature: -20℃~55℃,Relative humidity: 5%~90%,Atmospheric pressure: 86~106kPa

Medium

Gas, liquid, steam

Transmission distance

Three-wire system pulse output type:≤300m, two-wire system standard current output type (4~20mA) ≤1500m;Load resistance ≤750Ω;  RS485/HART≤1200m.