... °CThermal units: GJ, MJ, KWH optionalCommunication mode: Infrared, M-BUS, RS-485Degree of protection: IP67Accuracy class: Class 2 or ... for horizontal and vertical installation, easy and applicable;The flow meter is provided with cemented carbide, sapphire bush which can ... rate vs. port size table Qmin (m³/h)Qp (m³/h)Qmax (m³/h)DN500.141570DN650.2425120DN800.3640180DN1000.5660280DN1250.88100440DN1501. ...