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Multiparameter Water Quality Meter, Portable Type, BEP-MP Series

  1. Automatic temperature compensation
  2. Auto-Read function senses
  3. Calibration due to alarm
  4. Auto-Power Off
  5. USB communication interface

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• Multi parameter water quality meter is equipped with a 3.5 inches backlit LCD display
• 1 to 5 points calibration with automatic recognition for USA, NIST and DIN buffers
• Automatic electrode diagnosis shows the pH slope and offset
• 1 point offset calibration allows adjusting the displayed value to a known standard
• Relative and absolute millivolt modes ensure the reliable ORP measurements
Ion Concentration
• 2 to 5 points calibration, including the 8 concentration points can be selected
• Direct ion concentration readout simplifies the measurement process
• Automatic electrode diagnosis shows the calibration points and slopes
• Selectable concentration units (ppm, mg/L, mol/L, mmol/L) and ionic valency
• 1 to 5 points calibration with automatic recognition for conductivity standards
• Selectable cell constant, reference temperature, TDS factor, linear and pure water
compensations, seawater and practical salinity measurement modes
• Automatic electrode diagnosis shows the calibration points and factors
Dissolved Oxygen
• 1 or 2 points calibration using the air-saturated water or zero oxygen solution
• Salinity and barometric pressure compensations eliminate the measurement error

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General Features

• Automatic temperature compensation ensures accurate readings over the entire range

• Auto-Read function senses and locks the measurement endpoint

• Calibration due alarm prompts user to calibrate the meter regularly

• Auto-Power Off effectively conserves battery life

• Setup menu allows setting the number of calibration points,resolution,stability criteria,

temperature unit, date and time, etc.

• Reset function automatically resumes all settings back to the factory defaults

• Expanded memory stores or recalls up to 500 data sets

• USB communication interface is easy to transfer data to PC

• Multi-mode power scheme (batteries, power adapter and USB port) ensures that using

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Measurement Parameters
• BEP-M900P: pH, mV, relative mV, ion concentration, conductivity, TDS,
salinity, resistivity, DO, temperature
• BEP-M901P: pH, mV, conductivity, TDS, temperature
• BEP-M902P: pH, mV, relative mV,conductivity, TDS,salinity, resistivity,
• BEP-M903P: pH, mV, relative mV, DO, temperature
• BEP-M904P: Conductivity, TDS, salinity, resistivity, DO, temperature


Model BEP-M900P BEP-M901P
pH Range -2.000-20.000pH
Resolution 0001,0.01,0.1pH, selectable
Accuracy 0.002pH
Calibration Points 1 to 5 points
pHBuffer Options USA, NIST, DIN, 2 custom buffers
ORP Range ±1999.9mV
Resolution 0.1, 1mV, selectable
Accuracy ±0.2mV
Calibration Points 1 point
Ion Range 0.001~19999 (depending on the range of ISE)
Resolution 0.001, 0.01, 0.1, 1
Accuracy ±0.5% F.S. (monovalent), ±1% F.S. (divalent)
Measurement Units ppm, mg/L, mol/L, mmol/L
Calibration Paints 2 to 5 points (0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000)
Conductivity Range 0.01~20.00, 200.0, 2000µS/cm, 20.00, 200.0mS/cm
Resolution 0001,0.01,0.1,1
Accuracy ±0.5% F.S.
Calibration Paints 1 to 5 points
Calibration Solutions 10µS/cm, 84µS/cm, 1413µS/cm, 12.88mS/cm, 111.8mS/cm
Temperature Coefficient Linear(0.0-10.0%/°C
).pure water
Reference Temperature 20/25°C
Cell Constant K=0.1, 1, 10 or custom
TDS Range 0~10.00, 100.0, 1000ppm, 10.00, 200.0ppt
Resolution 001,0.1,1
Accuracy ±1% F.S.
TDS Factor 0.1~1.0 (default 0.5)
Salinity Range 0.00~42.00psu, 0.00~80.00ppt
Resolution 0.01
Accuracy ±1% F.S.
Resistivity Range 0.00~20.00MΩ
Resolution 0.01
Accuracy ±1% F.S.
DO Range 0.00~20.00mg/L, 0.0~200.0% saturation
Resolution 001mg/L,0.1%
Accuracy ±0.2mg/L, ±2.0%
Calibration Points 1 or 2 points
Barometric Pressure Correction 60.0~112.5kPa/450~850mmHg, manual
Salinity Correction 0.0~50.0g/L, manual
General Spec. Temperature Compensation 0~100°C/32~212°F, manual or automatic
Memory 500 data sets, USB communication interface
Power Requirements 3× 1.5V AA batteries or DC5V power adapter
Dimensions and Weight W*D*H170× 85 ×30mm, 300g
Package Dimension and




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    Contact Info

    Rm. 2014, Bldg. 3, Ligaoguojihuayuan, No. 1222, West Aoti Road, Lixia District, Jinan, Shandong

    Phone: +86-531-88982330

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