... soak,48*48,SSR output, 1 alarm. with RS485 MODBUS communication function.1. Main featuresDesigned specially for plastic machinery, food process machinery ... lock "Loc" isn't locked, we can set setpoint (SV) by pressing , or . Press key to decrease the value, key to ... : SSR 5VDC/30mA output ,Relay contact output ,open normallyAlarm function: High Alarm, Lower limit alarm,Deviation High Alarm.Power supply ...