Designed with a large LCD Display and six instructional menu buttons, AB23PH is a simple and straightforward pH meter. Auto buffer recognition and 3-point calibration capability ensures a reliable calibration result. Stand-alone holder increases the flexibility for routine experiments, and makes AB23PH a perfect space saving bench meter for your lab. A 99-item memory for pH measurements ensures efficient data documentation.
Applications
pH, oxidation-reduction potential (ORP) with Temperature Measurements
Display
6.5" Segment & Dot matrix LCD with backlight
Operation
AC adapter (included)
Communication
RS232, USB Device (included)
Construction
Capacitive touch, ABS top housing, standalone electrode holder
Design Features
i-Steward, Calibration due alarm, 1,000 measurement memory
With multifunctional touch keypads, AB33PH makes measurement simple and fast within 3 steps. The intelligent i-Steward monitors the condition of electrodes, ensuring the accuracy of the results.


Auto endpoint mode and auto buffer recognition makes calibration easy. A 1000-item memory for pH measurements and calibration trail makes for efficient data documentation.
A user-friendly bench meter with an innovative design, including 6.5 in. large LCD display & adjustable stand-alone electrode holder. Multiple connectivity capabilities include RS232 & USB interface.

Measurement Range |
-5 °C – 110 °C; -2.00 – 16.00 pH; -2000.00 – +2000.00 mV |
Measurement Resolution |
0.1 °C; 0.01 pH; 1 mV |
Accuracy |
±0.5 °C; ±1 mV; ±0.01 pH |
Display |
LCD with backlight & one-line dot matrix |
Electrode |
AB33PH-B: Not Included AB33PH-F: ST310 (Included) |
Accuracy ± (mV) |
1 mV |
Accuracy ± (Temperature) |
0.5 °C |
Dimensions |
8.3 in x 2 in x 5.6 in (210 mm x 51 mm x 142 mm) (LxHxW) |
Net Weight |
1.1 lb (0.5 kg) |
Parameter |
pH/mV/ORP |
pH accuracy (±) |
0.01 |
Power |
AC Adapter (Included) |
Working Environment |
5°C – 40°C, 80% RH, Non-condensing |
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