... -JammingAdvanced SMT technology and Modular StructureCan select Relay alarm output: High, Low limit alarm(Option)Can select 4-20mA,0-10mA signal ... Option)Can select RS485-RS232 communication port(Option)High & Low Alarm value, measured value and signal output value can be set ... ΩModular Output : Relay High Limit Alarm, 220VAC/0.8A, NO:Relay High Limit Alarm, 220VAC/0.8A, NO: 4-20mA, 0-10mA signal ouptut ...