Main technical parameters
    ● Accuracy: 0.5, 1.0 
    ● Nominal diameter: DN4 ~ DN200 
    ● Working pressure: 1.0 MPa, 1.6MPa, 2.5MPa, 4.0MPa 
    ● Medium temperature: -20 ° C ~ +120 ° C (stainless steel), - 20 ° C ~ +60 ° C (UVPC), 0 ° C ~ +120 ° C (PP) 
    ● Ambient temperature: -20 ~ +55 ° C 
    ● Power supply: 1, LCD display no output, 3.6V lithium battery power supply (use time > 3 years) 
      2. Pulse output type 
         a. No display pulse output type, +5~24VDC power supply 
         b. Liquid crystal display pulse output type, +12~24VDC power supply 
     3, two-wire system 4-20mA output type, +24VDC power supply 
   ● Shell protection grade: IP65 
   ●Explosion-proof grade: intrinsic safety type ExiaIICT4, explosion-proof Exd ll CT6 
   ● Transmission distance: pulse output signal remote transmission distance ≤1000m