Ultrasonic flowmeter water meter dual channel dual sound path Dalian Haifeng TDS-100
Execution Standard ISO4064‑2014, GB/T778‑2018 Measured Fluid Water, sewage, seawater (custom‑made for other liquids), full‑pipe installation Fluid Temperature 0.1‑30℃ Working Environment Temperature: ‑30‑45℃; Humidity 100%(RH) Withstand Pressure 1.6MPa, optional 2.5MPa Pressure Loss DN15‑DN40 ΔP40; ≥DN50 ΔP10 Upstream Flow‑field Sensitivity Class U3 Downstream Flow‑field Sensitivity Class D0 Climatic and Mechanical Environmental Safety Class Class C Electromagnetic Compatibility Class Class E2 Communication Interface RS485/USART/Infrared, optional M‑BUS; NB‑iot wireless transmission Output Signal Optional OCT Power Supply 2 built‑in lithium batteries (3.6V,8Ah) / external DC8‑24V DC power supply Protection Grade IP68 Local Display Dual‑line display including 9‑digit accumulated volume, 6‑digit instantaneous flow, various status indicators and units Data Storage Ferroelectric memory for parameters; automatically store accumulated flow of previous 32 months and 31 days Flow Measurement Cycle Measurement mode: 1 time/sec (configurable); Verification mode: 4 times/sec Power Consumption ＜30uA under standard condition, maximum continuous working life over 20 years Material Measuring pipe body: carbon steel (stainless steel at sensor position); Sensor: PEEK; Protective cover: nylon + glass fiber