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Warning
此设备应安装在限制进出的场所。 限制进出场所指仅能透过特殊工具、 锁和钥匙或
其他安全手段才能进出的场所。
This equipment should be installed in a place where access is restricted.
Restricted places are places that can only be accessed through special tools,
在接近热源部分的明显位置上会有警告标示。
There will be a warning sign in an obvious position near the heat source part
Warning
Supplied by LPS power source
1.1
Product Overview
DX-3021L9 is an industrial router, it has 2 SIM card slots and supports multiple mobile networks like LTE, DC-HSPA+,
UMTS, EDGE, GPRS, and GSM. When one cellular network fails to work, the device will automatically switch to the other
cellular network. Besides the two cellular network connections, the WAN port can be another connection to Internet.
Priorities of the connection to Internet over WAN and 2 cellular networks are configurable. As there is only one 4G module
in the device, the two cellular networks cannot be active at the same time. Moreover, the product is equipped with multiple
application interfaces, including Ethernet interface, RS232 serial interface and RS485 serial interface, and thus can satisfy
the user's various different application demands.
The product supports DIACloud platform services, and by this platform, convenient and efficient point-to-point connection
with the router, safe and reliable data transmission, remote device management and configuration, remote firmware
upgrading, remote maintenance and other functions can be realized, so as to save the cost of device operation and
maintenance for users.
The product can be widely used in the fields requiring mobile network interconnection, such as industrial automation,
smart home, intelligent building, smart power grids, mobile video surveillance, intelligent self-service and intelligent
transportation.
Ch ap te r 1 Pro duc t In tr oduc tio n
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