AZ Instrument 8685 Waterproof Digital pH Pen - IP65

The AZ Instrument 8685 is a high-performance, pocket-sized digital tester designed to provide rapid and reliable diagnostics of water pH and Temperature. Engineered with a rugged IP65-rated waterproof housing, this instrument is the definitive professional standard for environmental specialists working in aquaculture, swimming pools, and water treatment facilities. Its dual-display LCD allows users to view pH and thermal readings simultaneously, accompanied by a measurement stability indicator for verified data collection.

Designed for operational efficiency, the 8685 features one-touch automatic calibration up to 3 points, ensuring meticulous accuracy with minimal effort. The pH electrode is shielded by a protective cap designed to keep the sensor moist, significantly extending the probe's operational life. With Automatic Temperature Compensation (ATC), data hold functionality, and a lightweight pen-style frame, the AZ Instrument 8685 combines laboratory-grade precision with the portability required for on-site water quality profiling.

Technical Specifications:

• Brand / Model: AZ Instrument 8685

• pH Range: 0.0 to 14.0 pH

• Accuracy: ±0.2 / Resolution: 0.1

• Temperature Range: 0.0 to 60.0°C (Accuracy: ±1°C)

• Temperature Compensation: Automatic (ATC)

• Protection Class: IP65 Waterproof

• Calibration: One-touch automatic up to 3 points

• Display Features: Dual LCD with pH/Temp and stability icon

• Power Supply: 4 x LR44 Batteries

• Dimensions / Weight: 165(L) * 35(W) * 32(H) mm / ~115g

• Standard Package: Meter, Batteries, and Manual.