Ebyte E870-E1

Chengdu Ebyte Electronic Technology Co., Ltd. E870-E1_User Manual_EN
Copyright ©2012
–
2022,
Chengdu Ebyte Electronic Technology Co., Ltd.
15
3.3 Port Description
No.
Label
Explanation
1
V+
Positive pole of power input terminal，DC 8V~28V
2
V-
Negative pole of power input terminal，DC 8V~28V
3
485-B
RS485 interface B is connected to the external device
B interface
4
485-A
The RS485 interface A is connected to the external
device A interface
5
Reload
Factory reset button
6
Ethernet
RJ45 Ethernet interface
7
NO1
Relay 1 normally open pin, used with the common
terminal of relay 1
8
COM1
Common terminal of relay 1, used in conjunction with
the normally open pin of relay 1
9
NO2
Relay 2 normally open pin, used in conjunction with
the common terminal of relay 2
10
COM2
Common terminal of relay 2, used in conjunction with
the normally open pin of relay 2
11
DI1
Switch input channel 1
12
DI2
Switch input channel 2
13
DI3
Switch input channel 3
14
DI4
Switch input channel 4
15
DGND
Switch input ground
16
AI1
Analog input channel 1
17
AI2
Analog input channel 2
18
AGND
Analog input ground