Thermo-pressure compensated DN15-DN50 gas flowmeter Vortex flowmeter Modbus connection

Nominal pressure(MPa)

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

Medium temperature(℃)

Piezoelectric：-40～100，-40～250，-40～330；Capacitive： -40～400，-40～500（Agreement supply）

Body material

1Cr18Ni9Ti，(available under other materials agreement)

Allowable vibration acceleration

Piezoelectric:0.2g      Capacitive:1.0～2.0g

Accuracy

±1%R，±1.5%R；

Plug-in：±2.5%R，

Range

1：6～1：25

Supply voltage

sensor：DC 24V（DC）；

Battery powered：3.6V battery

output signal

Square wave pulse (excluding   battery-powered type): high level ≥ supply voltage minus 1V, low level ≤ 1V; current: 4 ~ 20mA

Pressure loss coefficient

Meet the JB/T9249 standard Cd ≤ 2.4

Explosion-proof mark

EXiaIICT4 Ga

Intrinsic safety parameters

Ui= 28VDC, Ii=100mA, Pi=0.657W, Ci=0.μF, Li=0mH

Protection level

Ordinary IP65 diving type IP68

Environmental conditions

Temperature -20 ° C ~ 55 ° C, relative humidity 5% ~ 90%,   atmospheric pressure 86 ~ 106kPa

Applicable medium

Gas, liquid, steam

Transmission distance

Three-wire pulse output type: ≤300m, two-wire standard current   output type (4~20mA) ≤1500m; load resistance ≤500Ω; RS485≤1200m.