vortex flow meter

FSF310 VORTEX FLOW METER
Gas,steam,or liquid applications
Flanged and wafer body designs
Widest rangeability
Protocol:RS485(Modbus) or HART
Accuracy:±1.5% of reading in gas and steam
±1.0% of reading in liquids

Specifications
Power 12~3.6V DC   or  3.6V  Battery
Display 4 line*12 (Total,instantaneous flow)
Velocity range Gas:2m/s-56m/s
Sensor range 15mm to 500mm
Temperature compensation YES/NO
Pressure compensation YES/NO
Output 4-20mA/pulse output 
Protocol HART/RS485
High and low alarm YES/NO
Accuracy ±1.5% (for gas and steam), ±1.0% (for liquids)
Turndown >10:1
Process temprature -40?~280?  or +100?~350?
Pressure 1.6Mpa,2.5Mpa,4.0Mpa,6.4Mpa
IP grade IP67
Body material SS304 or 316L
Explosionproof Flame-proof type(Exd ? B T4)
Intrinsic safety type(Exib ? C T4)
Ambient temperature -35?~60?(no LCD)
-5?~60?(with LCD)
Relative humidity 5~95%
vortex flow meter