HMI-043T-B User
’s Manual
IUMHMI043T-B Ver.1.8A Jun, 2018
15
J2/J3: USB
Pin #
Signal Name
1
VCC
2
USB0-
3
USB0+
4
GND
5
GGND
6
GGND
J5: COM2 RS-232/485
(Change setting by J6 Jumper)
Pi
n
#
Signal
Name
Pi
n
#
Signal
Name
1
DCD2/
RS485-
2
RXD2/
RS485+
3
TXD2
4
DTR2
5
GND
6
DSR2
7
RTS2
8
CTS2
9
RI2
J5: CAN bus (Optional)
Pi
n
#
Signal
Name
Pi
n
#
Signal
Name
1
2
CAN L
3
4
5
6
7
CAN H
8
9
J6: COM2: RS232/485 setting
Pin #
Signal Name
OPEN
ENABLE RS-232
CLOSE
ENABLE RS-485
J9: Power Connector DC-IN 24V
Pin #
Signal Name
1
+7~24V
2
GND
3
FG
RJ45
Pin
#
Signal
Name
Pin
#
Signal
Name
1
FTXD+
2
FTXD-
3
FRXIN+
4
NC
5
NC
6
FRXIN-
7
NC
8
NC
IEEE 802.2af standard PoE pinout
Pin
Alternative B
1
FTXD+
2
FTXD-
3
FRXIN+
4
Vport Positive
5
Vport Positive
6
FRXIN-
7
Vport Negative
8
Vport Negative
