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Chengdu Ebyte Electronic Technology Co.,Ltd.
User Manual
Copyright ©2012–2020
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Chengdu Ebyte Electronic Technology Co.,Ltd.
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3
TXD
Blinking: Indicates that the product sends out a data signal.
4
RXD
Blinking: Indicates that the product has received a data signal.
5
DO1
Always on: the normally open contact of the relay is active (closed);
Off: The relay normally open contact is normal (open).
6
DO2
Always on: the normally open contact of the relay is active (closed);
Off: The relay normally open contact is normal (open).
7
DO3
Always on: the normally open contact of the relay is active (closed);
Off: The relay normally open contact is normal (open).
8
DO4
Always on: the normally open contact of the relay is active (closed);
Off: The relay normally open contact is normal (open).
1.4 Internal circuit structure of the product
1.4.1 The internal principle diagram of the sending (collecting) end product
Internal principle diagram of analog input product
1.4.2 The internal principle diagram of the receiving (output) end product