SITRANS FM MAG 1100 Electromagnetic flow sensor, wafer design, diameter DN 2 to DN 100 (1/12" to 4"). Suitable for volume flow measurement of liquids (conductive) , for applications in water & wastewater, pharmaceutical and chemical industry. . DN25, 1 Inch Without process connection Ceramic . Platinum (only with ceramic liner) Sensor for remote transmitter (Order transmitter separately) No bus communication Metric Polyamid terminal box or 6000 I compact.