per min digital gas air nitrogen oxygen mass flow meter fl MF5712 200L

MF L/min digital gas air nitrogen oxygen mass flow meter flowmeterDescription:
Note: This flow meter only can test air /nitrogen, and please be sure that gas must be clean, dry impurities. If you need it to test other gas, please feel free to us.
MF5706 mass flow meters feature cost effective ultra low power operating on 4 AA batteries. The portable design has excellent exchangeable mechanical adaptors, easy data accessible and user programmable capabilities. The internal data storage can also help for puose flow applications.Features and Applications
Ultra low power by batteries or optional external AC adaptor
Potable design with rotatable meter head and easy exchangeable mechanical adaptors
Customizable flow range with over 30:1 turn-down
Rs485 Modbus protocol ready for networking
User programmable range alarm for safety and other monitoring/control functionality
Internal data storage for additional data safety
Hygienic and oxygen safe copper body for various fluids
Specification:
Flow Range 0-200 L/Min (SLPM); 7 SCFM 12NCMH
Turn~down ratio 30:1
Accuracy (2.0+0.5FS)%
Repeatablitly 0.2%
Response Time 2 sec
Power supply 4 AA battery(LR6)5-10Vdc(with 220Vac adapter
Output RS 485(Optional)
Display LCD Display units
Instant flow rate: SLPM(l/min); Flow accumulation : NCM(m3)
Instant flow rate 0.01 SPLM
Flow accumulation NCM
Continuous working time < 60 days( with batteries)
Max. pressure 0.8Mpa
Working temperature -10 ~+ 55 C
Storage temperature -20~+ 65 C
Humidity < 95%RH(No icing or condensation)
User Interface Mini USB
Calibration Air20 C, kPa
DN 12mm
Mechanical Connection NPT 1/2