pH-ORP-TEMP Portable Meter with GLP Professional Waterproof
AD131 is a heavy-duty portable waterproof meters for pH and temperature measurements, designed to provide laboratory results and accuracy even under harsh industrial conditions.
Main features include:
7 memorized buffers for pH calibration (pH 1.68, 4.01, 6.86, 7.01, 9.18, 10.01 and 12.45)
Messages on the LCD to make the calibration easy and accurate
pH readings with manual or automatic temperature compensation
Calibration time-out alarm
Log-on-demand
HOLD feature to freeze stable reading on the LCD
GLP feature to view last calibration data for pH and relative mV
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TECHNICAL DATA
Range -2.00 to 16.00 pH
±2000 mV
-20.0 to 120.0 °C (-4.0 to 248.0 °F)
Resolution 0.01 pH
0.1 mV (±999.9 mV) / 1 mV (outside)
0.1 °C (0.1 °F)
Accuracy ±0.01 pH
(@25 °C/77 °F) ±0.2 mV up to ±699.9 mV
±0.5 mV up to ±999.9 mV
±2 mV (outside)
±0.4 °C (±0.7 °F) excluding probe error
Relative mV Offset ± 2000 mV
pH Calibration Up to 5-point calibration,
with 7 standard buffers
(pH 1.68, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45)
Temperature Manual or automatic,
Compensation -20.0 to120.0 °C (-4.0 to 248.0 °F)
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