... Low Power Consumption Ethernet-Enabled Graphic Operator Interface Terminal 12.1" STV-AR3121S HMI human machine interface Low power ... consumption, Ethernet-Enabled, Graphic Operator Interface Terminal DisplayItem:12.1”TFT true color LCD,800*600Using life:Over ... voltage impulse:4 rating, voltage +/- 4KV less than 1 minResistance isolation:Over 10MΩ,DC500VEnvironmentRunning temperature:-20°C-70° ...