What is Digital PH ORP Controller?

I. Basic Principles

The Digital PH ORP Controller measures the pH and ORP values of solutions through built-in pH and ORP electrodes. The pH electrode reflects the acidity or alkalinity of the solution by measuring potential differences, while the ORP electrode indicates the oxidation-reduction potential by measuring the electromotive force of redox reactions in the solution. The controller converts these measurements into digital signals, displays them on a screen, and can automatically control based on preset thresholds.

II. Main Functions

1. Precise Measurement: Capable of real-time, accurate measurement of solution's pH and ORP values with high precision and stability.
2. Automatic Calibration: Some controllers feature automatic calibration, which automatically adjusts measurement errors to ensure accuracy.
3. Automatic Control: Based on preset thresholds, the controller can automatically start or stop related equipment to maintain the pH and ORP values within the set range.
4. Data Storage and Transmission: Some controllers have data storage and transmission capabilities, recording historical data and uploading it to computers or cloud platforms for further analysis via communication interfaces.
5. Alarm and Notification: When the pH or ORP values exceed the set range, the controller will issue an alarm signal and display corresponding notification messages.

III. Application Scenarios

1. Water Quality Monitoring: Used to monitor the pH and ORP values of drinking water, industrial wastewater, rivers, lakes, and other water bodies to assess water quality.
2. Industrial Process Control: In chemical, pharmaceutical, electroplating, and other industrial processes, it controls the pH and ORP values of reaction liquids to ensure product quality and production safety.
3. Environmental Protection: In wastewater treatment, soil remediation, and other environmental fields, it monitors and controls the pH and ORP values during treatment processes to enhance treatment effectiveness.
4. Aquaculture: In aquaculture, it monitors and controls the pH and ORP values of water bodies to provide a suitable growth environment for aquatic organisms.

IV. Market Product Example

DUC2-PR Online Digital PH/ORP Controller

• Manufacturer: Suzhou Delfino Environmental Technology Co., Ltd.
• Features: Delfino's pH monitoring system includes the DUC2-PR digital pH ORP controller and a matching intelligent Digital pH Sensor. The sensor can be directly installed in water supply networks, while the controller can be wall-mounted or panel-mounted for continuous real-time monitoring of water quality. This PH ORP controller is equipped with a 3.2-inch LCD display, showing rich data. Password protection can be set to prevent misuse. The instrument features an electronic clock and historical data recording capabilities. Data download is also possible with our data downloader.

Technical Parameters: (To be specified by the manufacturer)

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V. Precautions

1. Ensure the electrodes are in good condition and perform regular calibration and maintenance.
2. Place the controller in a dry, ventilated environment free from corrosive gases, avoiding direct sunlight and rain.
3. When connecting or disconnecting power or signal lines, turn off the controller's power first to prevent damage or accidents.
4. Follow relevant operating procedures and safety regulations during use to ensure personal and equipment safety.