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OHTS1031 Digital Fluorescence Dissolved Oxygen Sensor

The OHTS1031 is an online multi-parameter water quality sensor based on fluorescence quenching principle, integrating dissolved oxygen, pH, and temperature measurement with RS485 Modbus RTU communication for aquaculture and environmental monitoring.

Apr 10, 2026 Read more

OHTS1098 Evaporation Transmitter

The OHTS1098 Evaporation Transmitter is a water surface evaporation monitoring instrument based on pressure measurement principles, featuring 304 stainless steel dual-layer structure and RS-485 Modbus-RTU output.

Apr 10, 2026 Read more

OHTS1099 Weighing Rain Gauge

Universal precipitation measurement sensor based on strain gauge weighing principle, monitoring solid, liquid, and mixed-phase precipitation with 0.1 mm resolution and 6 ~ 1800 mm/h intensity range. Features auto-heating and dual RS485/pulse output for meteorological and hydrological applications.

Apr 10, 2026 Read more