sDot EC4 Series - Page 23

EC4 series integrated I/O user manual Use
Copyright © Nanjing Solidot Electronic Technology Co., LTD. 2023
21
Power supply wiring
The module power supply is DC24V, and twisted pair is recommended for the power cord. The power
supply wiring is shown in the following figure.
Bus wiring
Standard RJ 45 network interface and standard crystal connector, pin allocation as shown in the following
figure.
8
1
1
8
matters need attention
 Category 5 or higher-level double-shielded (braided wire + aluminum foil) STP cable is recommended
as communication cable.
 The length of cables between devices should not exceed 100 m.
The pin
number
signal
1
T D+
2
T D-
3
R D+
4
one
5
one
6
R D-
7
one
8
one