AZ 8685 Digital Ph Meter

AZ 8685 Digital pH Meter

• The AZ 8685 pen-type pH meter offers IP65 waterproof protection for safe use in harsh environments, and a wide measurement range from 0.0 to 14.0 pH to fully meet various water quality testing needs.

• Measures pH accurately across a wide range of water samples, from 0.0 to 14.0 pH.

• Provides 0.1 pH resolution for detailed and reliable measurements.

• Features automatic 2-point calibration (pH 4 and pH 7).

• Durable waterproof design with IP65 rating makes it suitable for both indoor and outdoor use.

• Includes an ATC (Automatic Temperature Compensation) sensor. Small temperature changes affect readings; the ATC sensor compensates for this, ensuring temperature variations do not affect pH measurements.

• Stability indicator displayed during measurements to easily verify data reliability.

• Developed according to European Electrotechnical Committee standards to protect electronic components from environmental effects.

• Special sensor cover keeps the electrode moist, prolonging sensor life and maintaining performance.

• Temperature units can be switched easily between °C and °F for user convenience.

• Low battery indicator warns when battery power is low, ensuring uninterrupted use.

• Simple operation with HOLD, CAL, and ON/OFF buttons located below the display.

• Data Hold function freezes the displayed measurement value, allowing easy reading and recording.

• Automatic power off for energy saving.

• Compact pen-size design fits easily in pockets for portability.

• Guarantees high-quality and accurate test results.

• Manufactured under strict quality and safety standards.

• Powered by 4 LR44 button cells for long-lasting use.

Applications of AZ 8685 Water Quality pH Meter

• The AZ 8685 pH meter is an excellent solution for users who want reliable and precise pH measurements of water with its IP65 waterproof design and broad 0.00 to 14.00 pH measurement range.

• Its durable construction and high accuracy performance meet the needs of both industrial and individual water quality analysis users.

• The pH electrode is protected by a translucent special cap that keeps the sensor moist, extending sensor life and ensuring accurate results.

• Easy one-button calibration allows fast and effortless device calibration to always achieve accurate measurements.

• Ideal for laboratories, water treatment plants, aquaculture farms, fish production areas, swimming pools, and many other professional applications.

• Accurate pH monitoring is critical for maintaining healthy living conditions and optimizing system efficiency.

• Designed and manufactured by AZ Instrument, with extensive experience in environmental measurement devices, combining reliability, ease of use, and durability.

• Long battery life, waterproof body, and portable compact design enable safe pH measurements anytime and anywhere.

• Provides a trustworthy and effective solution for all professionals who need to measure water quality quickly, accurately, and practically.

TECHNICAL SPECIFICATIONS

• pH Measurement Range: 0.0 – 14.0 pH

• pH Accuracy: ± 0.2 pH

• pH Resolution: 0.1 pH

• pH Calibration: 2-point calibration (pH 4, pH 7)

• Temperature Measurement Range: 0°C to 60°C

• Temperature Accuracy: ±1°C

• Temperature Resolution: 0.5°C / Fahrenheit

• Units Measured: pH, Celsius, Fahrenheit

• Hold Function: Yes

• Display Size: 30 x 18 mm

• Dimensions: 165 x 35 x 32 mm

• Weight: 115 grams

• Protection Class: IP65

• Power Supply: 4 LR44 batteries

• Operating Temperature: 0°C to 50°C

• Operating Humidity: Maximum 80% relative humidity

• Storage Humidity: Maximum 90% relative humidity