MP511 Benchtop pH Meter/Tester Kit

MP511 Benchtop pH Meter Kit; Accuracy: ±0.01 pH, Range: -2.00-19.99 pH

±0.01 pH, Auto Calibration (1-3 points with auto buffer recognition), Auto/Manual Temp. Compensation (0 to 100˚C), ORP (mv), pH
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  • Comes with 201T-F 3-in-1 Combination pH electrode, flexible electrode holder, and RS232 software.
  • ACCURATE MEASUREMENT: Accuracy: ±0.01 pH, Range: -2.00-19.99 pH, ATC, Auto Calibration with buffer recognition. Adopts advanced digital filtering technology, improving response time and accuracy.
  • 3 measurement modes: stable measurement display mode, timing measuring mode, and continuous measuring mode.
  • Data Processing: GLP standard data management, 600 data sets of storage, manual/auto timing storage, RS232 data output.
  • RELIABLE Structure Design: Large LCD screen with blue backlit, Meets IP54 waterproof and dustproof.
  • What’s in the box: MP511 benchtop pH Meter, 201T-F 3-in-1 combination pH Electrode, 602 Flexible Electrode Holder, pH calibration solutions (4.00, 7.00, 10.01), power adaptor, RS232 cable, software disk, and a manual.

Our MP511 Benchtop pH Meter is a prime example of the Affordable Accuracy that we provide our customers. It is the most cost-effective laboratory benchtop pH meter of the 4th generation, providing Accurate Measurement, Quick Response, and Consistent Result thanks to the advanced digital filtering technology and high quality 3-in-1 combination pH electrode. It has three measuring modes for your specific measuring needs: stable measurement display mode, timing measuring mode, and continuous measuring mode.

The MP511 Benchtop pH Meter also comes with intelligent functions: Auto Calibration with auto buffer recognition, Auto Temperature Compensation, Time/Date display, easy parameter setup, and self-diagnostic information. There is a GLP standard data management, 600 data sets of storage, manual/auto timing storage, and RS232 data output.

Along with the functions comes a Reliable Structure Design: Large LCD screen with blue backlit, and all connectors are protected by silicon caps. The instrument is durable with an IP54 waterproof and dustproof rating.

The meter is CE certified and comes with a 2-YEAR Warranty (6 months for the probe).






201T-F 3-in-1 Combination pH Electrode

Measuring Range

(-2 to 19.99) pH


0.1/0.01 pH


±0.01 pH ±1 digit

Input Current


Input Impedance

≥1x1012 Ω


±0.01 pH/3h ±1 digit

Temp. Compensation Range

0 to 100˚C (auto or manual)


Measuring Range

±1999 mV


1 mV


±0.1% F.S ±1 digit


Measuring Range

-10 to 110˚C




±0.5˚C ±1 digit


Data Storage

600 Groups

Storage Content

Serial number, Date, Time,
Measuring value, Temperature value, ATC or MTC state

Data Output


Power Supply


IP Rating

IP54 Splash-proof and dust-proof

Dimensions and Weight

(8*9.5*4) inches / 2.1 pounds;

with case: 13*15*3.5 / 4.5 pounds

PC-Link Software (, 3,435 Kb) [Download]

Software Driver for Windows 10 (, 728 Kb) [Download]

MP511 Manual (MP511-V4.0.pdf, 1,579 Kb) [Download]

Easy calibration and reasonably quick readings. Nice electrode holder that's easy to get into position. I'd recommend this unit if you're looking for a nice, mid-range pH meter. No problems to report.
Accurate and easy to use. Complete with calibration standards.
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