Description Electromagnetic Water Meter | QT Executive standard GB/T778-2018 JJG162-2009 Flow direction Positive/negative/net flow Range Ratio R160/250/400（Optional） Accuracy Class 1 class/2 class (Optional） Nominal Diameter (mm） DN50 DN65 DN80 DN100 DN125 DN150 DN200 DN250 DN300 Nominal Flow Rate（m3/h） 40 63 100 160 250 400 630 1000 1600 Pressure Loss ∆P40 Temperature T50 Pressure 1.6MPa（Special pressure can be customised） Conductivity ≥20μS/cm Initial flow velocity 5mm/s Output 4-20mA, Pulse Flow profile sensitivity class U5，D3 Electromagnetic compatibility E2 Connection Type Flanged, GB/T9119-2010 Protection IP68 Ambient temperature -10℃～ 75℃ Relative humidity 5%～95% Installation type Horizontal and vertical Electrode material 316L Body material Carbon steel/ stainless steel (optional) Grounding method With or without grounding/grounding ring/grounding electrode (optional) Product Selection Base Wireless IOT Wireless remote transmission of flow and pressure Remote transmission of flow and pressure Output / GPRS/Nbiot GPRS/ Nbiot/Pressure remote RS485/TTL Communication / CJT188,MODBUS CJT188,MODBUS CJT188,MODBUS Power Supply DC3.6V Lithium battery DC3.6V Lithium battery DC3.6V Lithium battery DC3.6V Lithium battery Structure Type Integral and remote type Integral and remote type Integral and remote type Integral and remote type Units Accumulated flow:m3 Instantaneous flow:m3/h Accumulated flow:m3 Instantaneous flow:m3/h Accumulated flow:m3 Instantaneous flow:m3/hPressure:MPa Accumulated flow:m3 Instantaneous flow:m3/h Application Can replace water meter, ultra-low pressure loss, no wear Real-time and effective remote meter reading Realise pipe network pressure monitoring, an intelligent terminal for metering and monitoring providing information for the water supply industry (SCADA, GIS, modeling, hydraulic model ,scientific dispatch) Wired remote Diameter (mm ) Range ratio (R)Q3/Q1 Flow Rate(m3/h) Min Flow Q1 Boundary Flow Q2 Nomal Flow Q3 Overload Flow Q4 50 400 0.1 0.16 40 50 65 400 0.16 0.252 63 77.75 80 400 0.25 0.4 100 125 100 400 0.4 0.64 160 200 125 400 0.625 1.0 250 312.5 150 400 1.0 1.6 400 500 200 400 1.575 2.52 630 787.5 250 400 2.5 4.0 1000 1250 300 400 4.0 6.4 1600 2000 Electromagnetic Water Meter | QT
