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1
Introduction
Thank you for purchasing PH8500 portable pH meter.
This product is a great combination of advanced electronics technology, sensor technology, and
software design, made for general water solution applications such as water treatment, environmental
monitoring, pools and spas, hydroponics, aquaculture, education, beverage making, cooling tower, etc.,
especially ideal for field use. In order to use and maintain the instrument properly, please read the
manual thoroughly before use.
1.1 Basic Features
⚫ The microprocessor-based portable meter features automatic calibration, automatic
temperature compensation, function set-up, self-diagnostics, due calibration reminding,
calibration date checking, automatic power-off and low voltage display.
⚫ Meet GLP, clock display, manual storage and automatic timing storage, USB port.
⚫ The meter’s digital filter improves measurement speed and accuracy. There is
reading stability display.
⚫ The package includes portable case, meter, electrode, standard solutions, soaking solutions, and all
accessories, convenient to use in field.
⚫ The meter is dust proof and waterproof, meeting the IP57 rating.
1.2 pH Measurement Features
⚫ 1-3 points automatic calibration, the meter provides calibration guide and automatic checking
function.
⚫ The meter is able to recognize pH standard buffer solutions automatically. There are three options of
standard buffer solution: USA series, NIST series and customer-defined solution.
⚫ The meter provides three kinds of reading stability criteria.
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Specifications
2.1 Main Specifications
(0 ~ 100) °C (manual or automatic)
±200 mV:0.1mV;others:1 mV