Ebyte E831-RTU User Manual page 9
Wireless data transceiver
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Also See for E831-RTU:
- User manual (44 pages) ,
- User manual (20 pages) ,
- User manual (21 pages)
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No.
Ports and
other
definitions
1
PE
2
GND
3
VCC
4
RS485-G
5
RS485-A
6
RS485-B
7
DI4
8
DI3
Function
Connect with the earth
Crimped power input
negative
Crimped power input positive
RS485 signal reference
ground
RS485 interface A
RS485 interface B
Digital input channel 4
Digital input channel 3
Description
Connect with the earth
Power supply reference ground
Power input, DC 8V ~ 28V, 12V / 24V
recommended
RS485 signal reference ground, it is
recommended to connect
RS485 interface A is connected to device A
interface
RS485 interface B is connected to device B
interface
Form dry contact with DIG
Form dry contact with DIG
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