... , E, J, R, S, T, B or others;20 segments of customized linear input. (Configurable by software) .2. 4 alarms relays, high ... , low, interval, etc. alarms adjustable by user. contact capacity: AC 250V/3A or DC 30V/3A ... . Isolated analog output: 0~10mA or 4~20mA, configurable by software. b. RS485 or RS232 interface..Applications: DS series multi-function indicator ...