
Zirconium Alloy Explosion Proof Tuning Fork Handheld Button Density Meter for Wastewater. Portable handheld integrated design, easy on-site liquid density & concentration testing without lab sampling. Built-in PT100 temperature sensor with automatic temperature compensation to eliminate temperature drift error. 3-in-1 display: density(g/mL), concentration(%), Baume degree; supports 10 common liquid modes (ethanol, ammonia, sulfuric acid, etc.). Wetted parts with optional 316L stainless steel, Hastelloy C, Zirconium for anti-corrosion measurement of acid, alkali & chemical solutions. Fast 2S response speed; adjustable damping 0-20 to stabilize floating liquid readings. Convenient water calibration function to correct long-term sensor drift easily. Rechargeable 3.7V lithium battery with independent charging port, manual & auto power-off to extend service life. Wide applicable range: petroleum, chemical, pharmaceutical, food, battery electrolyte, desulfurization & laboratory industries. Clear 5-button operation panel, intuitive digital screen with 4 decimal density real-time data output. Compact size, lightweight probe, flexible anti-corrosion silicone cable for flexible tank/container insertion test.