... is ExdIIBT4.2. StructureEMF series electromagnetic flowmeters are made up of sensor and transducer, together with LCD screen, ... zero pressure losing;- Corrosion protection, abrasion resistant;- High accuracy, Stable performance, high level of anti-vibration and anti-jamming, wide ... isolation;- Communications: RS-485 with Galvanic isolation,MODBUS. high quality electromagnetic digital water flow meters