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Chengdu Ebyte Electronic Technology Co.,Ltd.
3. Installation Specifications
Structure
3.1.
Pin
NO.
1
DB-9 female socket
2
3.81 terminal block
3
PWR-LED
4
TXD-LED
5
RXD-LED
6
DC power interface
7
DIP switch
8
Antenna interface
Chengdu Ebyte Electronic Technology Co,;Ltd
Copyright ©2012–2019，
Name
Function
RS-232 interface
RS-485, power interface
Power LED
Transmit LED
Receive LED
Power interface
DIP switch
SM A-K interface
E62-DTU (433D20) user manual
Description
Standard RS-232 interface
Standard RS-485 interface and pressure line
power interface
Red, lit when the power is on
Yellow, blinks when sending data
Yellow, blinks when receiving data
In-line round hole, outer diameter 5.5mm,
diameter 2.5mm
Controlled by working mode
external thread, 10mm, 50Ωcharacteristic
impedance
5
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