Best Dissolved Oxygen Meter

Apera Instruments AI480 DO850 Optical Dissolved Oxygen Meter Kit with 10 Ft Optical DO Probe Hassle-Free Testing Experience

Equipped with state-of-the-art Optical DO sensor: measures dissolved oxygen level in a reliable and effortless manner.
Minimal maintenance required. No need for solution refill or frequent membrane change..
Easy auto. Calibration for saturated air and zero-oxygen.
IP67 waterproof and dust-proof structure, ideal to be used in harsh environments.
Comes with a complete meter kit, including the DO meter, 10 ft optical probe, calibration cap, and a rugged carrying case.

Handheld IP67 Waterproof Combo Water Quality Meter..
Dissolved Oxygen Tester, also been called as Water Testing Device or Water Quality Testing Device, it’s the device that measure the value of pH,TDS and D.O. (Dissolved Oxygen) in liquid, which had been widely used by Aquaculture, Aquaponics or Fish Farm..
Large LCD with multiple parameters (PH, COND, SALT, TDS, DO) display simultaneously.
Application: Especially suitable for use in freshwater or seawater aquaculture farms!.
Quick And Easy Multiple Points Calibration: 3 points for pH, 1 point for DO, 4 points for conductivity.

Dissolved oxygen meter is high performance and high precision with large LCD display of dissolved oxygen and temperature value. It has indicator prompts ready whenever the reading stabilizes..
WITH temperature readings, auto power off by selecting time frame, Max / Min / AVG function helps to analyze data..
The LCD screen shows that DO measurements are displayed in% or ppm / mg / L, Temperature in ° C, reading and real time in year / month / date and interchangeable hour / minute / seconds..
In addition, an option to connect to the PC via the DC jack port and the optional RS232 CD and Software Cable (not included in the Kit) to capture online data display of DO readings with real time output and / or save measured data for analysis and statistics..
Additionally, data can be transmitted through the IrDA port to an IrDA receiver to print measured data..

Measures dissolved oxygen concentration/saturation, pH, mV, conductivity, TDS, salinity, resistivity and temperature.
Automatic salinity compensation and manual barometric pressure compensation for DO measurements.
One button pH calibration (4, 7, and 10pH).
Choice of 3 point pH calibration for better accuracy.

Automatic temperature compensation range: 0 ~ 40 ℃.
Response time: 003c30s (20 ℃ when the 90% response).
Dissolved oxygen Measurement range: (0 ~ 20) mg/L.
Dissolved oxygen Basic error: + / - 0.3mg/L.
Product Overview: The instrument can be divided into two parts: sensor and electronic unit. The sensor film type polarographic oxygen electrode. The electronic unit is composed of a high integrated circuit. Instrument using dot matrix liquid crystal display, can display dissolved oxygen value and temperature..

12 V DCw, very low current +/- .46 amps, Twin bellows and double outlets produce aeration of 1 or 2 live wells up to 35 gallons.
High volume twin bellows pumps 5.6 STL/min, Weighted glass bead airstones provide greater dissolved oxygen.
Produces 99.5 % saturation of dissolved oxygen.
High volume twin bellows pumps 5.6 STL/min.
Widely used for catch and release tournaments.
Excellent emergency aquarium pump up to 100 gallons.
Every unit is tank tested to assure qualityDescriptionThe Marine Metal power bubbles air pump arms anglers with a high-power, low current aerator pump that's perfect for crowded livewells or keeping your catch alive. Power bubbles produces over 99.5% saturation of dissolved oxygen to increase the capacity and efficiency of your livewell. Each pump is tank tested to assure quality and designed for both fresh and saltwater use, making it a favorite among bait fishermen. Aerates 1 or 2 live Wells up to 35 gallons with twin bellows and double outlets. Weighted airstones provide greater dissolved oxygen. Mounts easily with large adjustable stainless steel clip and screws. Anti-siphon valves protect power bubbles pump from water intrusion. Most effective when used with water Renewal systems. Package includes 12 ....

Portable dissolved oxygen (DO) meter for educational, aquaculture, water analysis, and environmental analysis applications.
Two-point manual calibration, automatic temperature compensation from 0 to 30°C.
Polarographic probe with 3m cable and screw-on cap membrane.

Equipped with state-of-the-art Optical DO sensor: measures dissolved oxygen level in a RELIABLE and EFFORTLESS manner.
Minimal maintenance required. Quick and easy calibration.
Automatic compensation for salinity, temperature& air pressure.
Glp data management, 500 groups of data storage, usb data output.
Comes with a complete test kit, including the meter, 10ft optical probe and salinity probe, a calibration cap, and a rugged carrying case.

Filtered Water Dispenser: The 22 Cup 5-stage Ready-Read Water Filter Dispenser has an integrated TDS Meter to instantly check the levels of dissolved solids before dispensing or pouring water - always know when it is time to change your filter!.
5 Stage Filtration: Removes virtually all total dissolved solids (TDS) for the purest tasting water.
Total Dissolved Solids are organic and inorganic materials, such as metals, minerals, salts, and ions dissolved in water..
NSF Certified and BPA free: The Only Pour Through Water Filters NSF Certified to Reduce Lead, Chromium and PFOA/PFOS.
Eco-Friendly: Save up to 150 single-use plastic bottles per filter or up to 900 bottles a year while enjoying the purest tasting water with a Ready-Read ZeroWater fridge water dispenser..
Including: 22-cup Ready-Read Filter Water Dispenser, 1 ZeroWater Ion Exchange Filter and a Free TDS Meter..