... : * Multi-function digital sensor indicator, size: 48*96*100mm * Universal input: TC, RTD, mA, mV, A(AA/DA), V(AV ... 30mA max. * RS485 or RS232 interface * Product power supply: AC 90~260V 50/60HZ, power consumption<5VA * Applications: DS series multi-function indicator ... %(RH)Weight500gWELCOME TO CONTACT US! IBEST ELECTRICAL CO.,LTD Universal input , Up to 3 Alarms , IBEST AC Power Digital Indicator