... 2.Display temperature,pressure,flux 3.Diameter:DN15-D100 4.Temperature sensor:Pt1000 SummaryCompared with standard orifice-plate flow ... Li cell battery, 3.6V, one year life, DC24V, output 4~20mA signal, (flow rate, pressure, temperature)6.Working environment temperature: 0 ... ModelDN15DN20DN25DN40DN50DN80DN100Flow rate (m3/h)Liquid: 0.4 – 150m3/h; Gas: 0.4 – 4,000m3/hOther flowing range can be made ...