The AST991 Series Battery-powered RS485 to 4G data logger is a monitoring device featuring battery-powered, ultra-low power consumption, an IP68 protection class, wireless communication, and the capability to collect data from multiple sensors.
In special cases, multiple power supply specifications outputs can be provided. It is suitable for monitoring sites without power supply conditions and in harsh environments, enabling comprehensive applications such as data collection and transmission in underground wells, firefighting, dams, water supply and drainage networks, etc.

FEATURES

IP68 protection class, can operate submerged in water

4G wireless communication, RS485 collection function
Analog signal acquisition function
Parameters can be set by Bluetooth
Large-capacity data storage, with a built-in 16M Flash memory, which can store no less than 25000 pieces of historical data
RS485 collection rule can be set by users, supporting up to 20 register addresses simultaneously
With an LCD display and magnetic control keys for on-site debugging
Built-in 114AH battery pack (data collected every 15 minutes, values reported every 2 hours, battery life not less than 5 years)