ACETEQ Value Pro PH-11 Digital pH Tester | 0.00–14.00 pH | 0.01 pH Resolution | ±0.1 pH Accuracy | Automatic Calibration | Portable Pocket pH Meter

Product Overview

The ACETEQ Value Pro PH-11 Digital pH Tester is a compact, portable and easy-to-use instrument designed for accurate pH measurement of liquid samples. It is suitable for routine water-quality testing and pH monitoring in drinking water, aquariums, RO/DI systems, fruit and vegetable juices, hydroponics, swimming pools, and other liquid solutions.

With a 0.00–14.00 pH measuring range, 0.01 pH resolution, ±0.1 pH accuracy, and automatic calibration capability, the PH-11 provides a practical solution for everyday pH testing in laboratories, field applications, water treatment and quality-control environments.

Key Features

• High Accuracy – Provides measurements with an accuracy of ±0.1 pH.
• Wide pH Range – Measures from 0.00 to 14.00 pH.
• 0.01 pH Resolution – Enables precise pH readings.
• Automatic Calibration – Simplifies calibration and routine operation.
• One-Point or Two-Point Calibration – Supports flexible calibration according to testing requirements.
• Easy to Use – Simple controls make the tester suitable for routine measurements.
• Portable Design – Lightweight and compact for laboratory and field use.
• Wide Application Range – Suitable for drinking water, aquariums, RO/DI systems, juices, hydroponics, swimming pools and other liquid solutions.
• Digital Display – Provides a clear numerical pH reading.
• Battery Powered – Operates using two LR44 button cells.

Technical Specifications

Applications

💧 Drinking Water

Suitable for routine pH checking of drinking water and general water-quality monitoring.

🐠 Aquarium

Useful for monitoring aquarium water conditions and maintaining appropriate pH levels for aquatic systems.

🚰 RO/DI Systems

Can be used to check pH in water produced by Reverse Osmosis (RO) and Deionized (DI) water systems.

🍹 Fruit & Vegetable Juice

Suitable for pH testing of fruit juices, vegetable juices and other liquid food samples.

🌱 Hydroponics

Useful for monitoring nutrient-solution pH in hydroponic growing systems.

🏊 Swimming Pools

Suitable for routine pool-water pH checks.

🧪 General Liquid Solutions

Can be used for pH measurement in a wide variety of compatible aqueous liquid samples.

Calibration

The PH-11 supports one-point and two-point calibration, allowing the instrument to be adjusted according to the application.

Automatic calibration makes the tester easier to operate and helps maintain reliable pH measurements during routine testing.

Advantages of the PH-11

• Compact pen-type design
• Lightweight 50 g construction
• Wide 0.00–14.00 pH range
• 0.01 pH resolution
• ±0.1 pH accuracy
• Automatic calibration
• One- or two-point calibration capability
• Suitable for 0°C–60°C operating conditions
• Simple operation
• Low power consumption
• Convenient for field and laboratory use

How to Use

1. Remove the protective cap from the pH tester.
2. Switch on the PH-11.
3. If required, calibrate the instrument using the appropriate pH buffer solution.
4. Rinse the electrode with clean/distilled water.
5. Immerse the electrode into the liquid sample.
6. Gently stir the sample and allow the reading to stabilize.
7. Read the pH value from the LCD.
8. Rinse the electrode after measurement.
9. Replace the protective cap for storage.

Package Contents

• 1 × ACETEQ Value Pro PH-11 pH Tester
• 2 × 1.5V LR44 Button Batteries
• Protective Cap
• User Instructions, as supplied