... ability 4.Competitive price Structure of E8700 series electromagnetic flowmeter is simple, reliable, easy to use and ... maintain low cost.EMF8700 series electromagnetic flowmeter converter from the E8100 with 01,02,05,06 and other sensors ... Output: Upper Alarm-ALMH, Lower Alarm-ALML with photoelectric isolation;- Communications: RS-485 with Galvanic isolation,MODBUS. Water Electromagnetic flowmeter