AEM290 flow meter counter 1.Nonce or accumulative flux display 2. ... 3.4-20mA, 1-10mA signal input 4.RS485 Anjun AEM290 flow meter counter with CE approved 1.Nonce or accumulative ... capacityAC250V/3A or DC30V/5AAmbient temperature0-50°CHumidity45-85RH% Anjun AEM290 flow meter counter with CE approved