Waterproof, handheld meters designed for unlimited outside use.

• Large display allows excellent readability, even under bad lighting conditions
• Robust housing and sealed silicone keypad with protection class IP 66/67
• Up to 2500 hours continuous operation time with one battery set

pH 3110: Easy and functional

Reliable, clearly designed meter for basic and standard measurements, e.g. in educational applications.
- Large LCD
- Tactile response offering clear operation
- Built-in timer for correct measurements
- Automatic temperature compensation

pH 3310: Communicative and professional

For professional field measurements requiring documentation and data transfer.

Same specifications as pH 3110, with:
- Large data memory (date, time and ID numbers for measurements): Extended memory for 5000 GLP-compliant data
- Backlit graphic display
- Menu-controlled operation
- CMC function (Continuous Measurement Control) informs the users whether they are measuring inside the calibrated range and gives an alert when they are outside
- Four user-selectable languages available (English, German, French and Spanish)
- Time-controlled data logger with adjustable intervals for long-term monitoring
- Waterproof mini USB interface to a PC