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DE20-BT Industrial DTU | User Manual
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7.
Connect a field device (e.g., a PLC/sensor) to the RS232/485 serial port of the device for
data collection (see details in
);
8.
Connect the terminal end of the DC power connector to the power terminal of the
device and the round end to the male end of the power cable;
9.
Plug the power adapter to a DC power outlet that meets the supply voltage
requirement (5V to 36V) to power on the device.
2.2
Connectors and LED Indicators
The device implements a 3-pin Phoenix terminal (RS232/RS485) for data collection.
Pinout description:
Pin
Signal
Description
1
RS232_TX/ RS485_A
RS232 transmit data/RS485_A
2
RS232_RX/ RS485_B
RS232 receive data /RS485_B
3
GND
Ground
Pin 1
GND PWR HM_GND
If you are using the power connector supplied by Vantron
Red wire: PWR
Black wire: GND
