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.
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The ZWF400M Series is a battery-powered electromagnetic water meter with a higher turndown ratio, high accuracy, and high sensitivity. It features stainless steel housing, the absence of moving parts, and an IP68 protection class, which enables the meter to have capabilities such as anti-interference, no pressure loss, corrosion resistance, and waterproofing. Optional pressure sensors are also available for area leak detection. The electromagnetic water meter uses the sanitary-type rubber liner and can be installed directly on drinking water pipelines, making it safe and reliable.
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ZRC919 is a device that transmits and receives data via Modbus RTU and logs data, supporting both master and slave modes. It provides TTL, RS232, and RS485 ports for easy connection with multiple devices, and saves register data to a USB flash drive or the CSV (table) file of a TF card in the specified format. It is suitable for industry, agriculture, meteorology, environment, laboratory, and other unattended applications.
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