Products from the USA may come with an input voltage of 110V–120V, requiring a step-down transformer. Check the device wattage to select the correct power converter.
•DC 4.5~28V wide voltage input.
•Rack rails compatible.
•Built in configuration page, without the need for other configuration software, the device can be configured and maintained through the local area network.
•HRI-4851: can be configured as point to point, point to many, or mesh mode.
•HRI-4852: Ethernet, LTE multiple network modes.
•HRI-4852 support TCP, UDP, MQTT.
•Support for data encryption,1024 bytes cache, a single packet supports up to 240 bytes.
•Support communication key function, prevent data interception.
From USA
