Measuring medium |
No impurities, no strong corrosive, low viscosity liquid |
perform standard |
Turbine flow sensor(JB/T9246-1999) |
Verification regulation |
Turbine flowmeter(JJG1037-2008) |
Instrument caliber and connection mode |
Flange connection type |
DN15-DN200 |
Thread connection type |
DN4-DN50 |
Clamp connection type |
DN25-DN50 |
Flange standard |
Conventional standard |
GB/T9113-2000 |
Other standards |
International pipe flange standard |
Such as the German standard DIN,、American Standard ANSI、Japanese standard JIS |
Domestic pipe flange standard |
Such as the standard of the ministry of chemical industry、the standard of the ministry of machinery |
Thread specification |
Conventional specification |
British pipe thread (external thread) |
Other specifications |
Internal thread,、NPT thread, etc. |
Accuracy class and corresponding repeatability |
Accuracy class |
±1%R |
±0.5%R |
±0.2%R(need special order) |
Linearity |
≤0.15% |
≤0.1% |
≤0.03% |
Range ratio |
1:10; 1:15; 1:20 |
Instrument material |
304 Stainless steel;316 Stainless steel |
Medium Temperature(℃) |
-20℃~+110℃ |
Conditions of verification |
Environmental conditions |
Ambient temperature |
20℃ |
Relative humidity |
65% |
verification device |
liquid flow verification device with standard meter method liquid flow verification device with Static mass method |
Conditions of Use |
Ambient temperature |
-20℃~+60℃ |
Relative humidity |
5%~90% |
Atmospheric pressure |
86Kpa~106Kpa |
output signal |
Pulse frequency signal |
two-wire system 4-20mA DC current signal |
485communication |
Power supply |
24V DC |
transmission distance |
≤1000m |
Signal line interface |
Basic type: Hersman joint, Explosion-proof type: internal thread M20*1.5 |
Explosion-proof class |
Basic type: Non-explosion-proof products, Explosion-proof type:Exd II CT6 Gb |
Protection class |
IP65 |