PH Meter – Portable Dissolved Oxygen Meter

Features:

• 1 or 2 points calibration using air-saturated water and zero oxygen solution.
• Manually salinity and barometric pressure compensation improve the accuracy of measurement.
• Automatic Temperature Compensation ensures accurate readings.
• Data Hold function freezes current reading for easy viewing and recording.
• Help message as a operational guide that helps you quickly using the meter.
• Built-in real-time clock stamps stored data to meet GLP standard.
• Expanded memory stores and recalls up to 48 readings.(Only for PH-820).

Other features for PH-821:

• Calibration Due Reminder prompts user to calibrate the meter regularly.
• Stability indicator automatically shows current measurement status.
• Selectable temperature unit (°C or °F ) meets different application requirements.
• System menu allows setting the 9 parameters, including the number of calibration points, resolution, stability condition, concentration units, etc.
• Reset feature automatically resumes parameters back to factory default options.
• Expanded memory stores and recalls up to 500 readings.
• Stored data can be transferred into computer by USB communication interface.
• Multi-mode power scheme ( battery, power adapter, USB port) ensures that use the meter smoothly.

Accessories: Dissolved oxygen electrode, electrolyte solution, membrane cap, batteries and carrying case

Technical Parameters: