... and other surveillance equipments. include:mains status,UPS working status,system setup,menu operation, remoted control and self-diagnostic,record ... and anylysis,system shut down etc. The network management system can also be set up by ... Sensing)(Economic mode)Output ECO modeVoltage:220Vac±%%(Economic mode of utility power between 165~283 Vac)Frequency:45~65Hz(Auto ...