Two-Wire Sensors
Three-Wire Sensors
Two-wire analog sensor using a FlexPower Node but the sensor is
powered externally (not from the DX80 device).
Three-wire analog sensor using a FlexPower Node but the sensor
is powered externally (not from the DX80 device).
Analog Inputs, Temperature Sensors
Thermocouple
RTD
Ax+
Ax−
TC
+
−
A1+
A1−
DI1
TC Type
- Wire
+ Wire
This wiring diagram applies to a standard three-wire RTD sensor.
When using thermocouple and RTD sensors, the quality of the
power supply influences the accuracy of the signal.
J
red
white
K
red
yellow
R
red
black
Analog Inputs, QT50U Long-Range Ultrasonic Sensor
QT50U Ultrasonic Sensor
sensor power (bn)
dc common (bu)
(wh)
(bk)
QT50U
A1−
GND
SP1
A1+
Four-wire QT50U sensor, using a FlexPower
™
Node, and pow-
ered using the Node’s switch power terminal. The QT50U output is
set to 4–20 mA.
Do not apply power to the Ax+ connection.
Analog Outputs
Analog Outputs, Three-Wire Sensors
Powered from the DX80 Terminals
Powered Externally
AOx
GND
dc common
PWR
10-30V dc
sensor
AOx
GND
dc common
external power
sensor
Three-wire analog output device powered off the DX80 device.
Three-wire analog output device powered externally (not from the
DX80 device).
SureCross Wireless I/O Network Manual
rev. I
www.bannerengineering.com - tel: 763-544-3164
71
