Two-Wire Sensors Three-Wire SensorsTwo-wire analog sensor using a FlexPower Node but the sensor ispowered externally (not from the DX80 device).Three-wire analog sensor using a FlexPower Node but the sensoris powered externally (not from the DX80 device).Analog Inputs, Temperature SensorsThermocouple RTDAx+Ax−TC+−A1+A1−DI1TC Type - Wire + Wire This wiring diagram applies to a standard three-wire RTD sensor.When using thermocouple and RTD sensors, the quality of thepower supply influences the accuracy of the signal.J red whiteK red yellowR red blackAnalog Inputs, QT50U Long-Range Ultrasonic SensorQT50U Ultrasonic Sensorsensor power (bn)dc common (bu)(wh)(bk)QT50UA1−GNDSP1A1+ Four-wire QT50U sensor, using a FlexPower™ Node, and pow-ered using the Node’s switch power terminal. The QT50U output isset to 4–20 mA.Do not apply power to the Ax+ connection.Analog OutputsAnalog Outputs, Three-Wire SensorsPowered from the DX80 Terminals Powered ExternallyAOxGNDdc commonPWR10-30V dcsensorAOxGNDdc commonexternal powersensorThree-wire analog output device powered off the DX80 device. Three-wire analog output device powered externally (not from theDX80 device).SureCross Wireless I/O Network Manualrev. I www.bannerengineering.com - tel: 763-544-3164 71
