‑6‑
Port Terminal
Description
7‑pin socket
24V The voltage range of DC power ports is 12 V to 24 V.
24V and 0V indicate the positive pole and negative
pole of the power supply, respectively. The
maximum input current is 0.8 A.
0V
485+
Standard RS485 serial
port
NNoottee::
● RS232 and RS485
cannot be used
together.
● For WL432‑DE, this
port is unavailable.
485‑
Standard RS485 serial
port
GND1
RS232 and RS485 share
the same reference
ground.
RXD
Standard RS232 serial
port for module data
receiving
TXD
Standard RS232 serial
port for module data
sending
4G antenna 4G
Standard configuration, sucker antenna with
internal threads and inner male pin
Wi‑Fi antenna Wi‑Fi
Optional, sucker antenna with internal threads and
inner female pin
SIM card slot
/
Standard card dimension: 25 mm x 15 mm
Note: It is not recommended that users change SIM
cards. If users have such requirements, contact
Inovance’s technical engineers.
Reset key
/
Short press (for 1s to 20s) to restore Wi‑Fi
parameters.
Long press (for over 20s) to restore factory settings.
Ethernet
WAN
This port is used to connect external networks. 10 M
and 100 M networks are supported.
LAN
This port is used to connect local devices. 10 M and
100 M networks are supported.
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