... 199~1200Scale-50 - 850°C (software free setting)Control precisionAccuracy: 0.5 grade; Control deflection: ±1 digit; Internal measurement correction: ... : Pt100, Cu50;Linear signal: 0~20mv,0~60mv,0~100mv,0~500mv,0~5V,1~5V,0~10V,0-10mA,4-20mA etc.Control modePID ; P ... contacts 250V/3A (Resistive Load) ; SSR 8~12V ; 4~20mAAlarm channels2 channels alarm outputAlarm typesno alarm; lower deviation alarm ...