
B5U027115E
GEN2 M30 UHF Serial-J1939 Manual – Rev. 1.15
Page 37 of
51
Pin
No
Wire Cable Color
RS232-Tx
2
White
-PWR
(GND)
3
Blue
RS232-Rx
4
Black
N.C.
5
Grey
6.2
Item 5225U
5-poles M12 A-coded male connector
Pin
No
Min
Typical
Max
Description
+PWR
1
10Vdc
12Vdc / 24Vdc
36Vdc
Positive DC power supply
RS485-RT+
2
RS485 connection (positive)
-PWR
(GND)
3
DC power supply return (GND)
RS485-RT-
4
RS485 connection (negative)
N.C.
5
Not Connected
The shield of the cable should be connected to PE (Protected
Earth).
Hereinafter a cross reference table between connection pin number and the
color of the wires of a standard 5-poles cable with 5-poles M12 A-coded female
connector and open ended cable.