How accurate are the measurements of the Labtron Portable Multi-parameter Water Quality Meter for pH, ORP, conductivity, and TDS?

Labtron Portable Multi-parameter Water Quality Meter provides high-accuracy measurements across several parameters. It offers pH accuracy of ±0.002 pH, ORP accuracy of ±0.2 mV, and conductivity accuracy of ±0.5 % F.S. for reliable results. TDS measurements are accurate to ±1% F.S. With multiple calibration options and the ability to fine-tune settings such as cell constant and temperature compensation, this meter ensures precise data across a range of water qualities.

Can this Portable Multi-parameter Water Quality Meter be used in outdoor or field testing?

Yes, the Portable Multi-parameter Water Quality Meter is designed for outdoor and field applications. It offers a portable and compact design, which makes it easy to transport and use in various locations, including remote areas where access to power may be limited. Our meter is well-suited for real-time water quality testing in the field with its battery-powered option of 3 × 1.5 V AA batteries and USB data transfer capabilities. This makes it ideal for environmental researchers, water treatment professionals, and field technicians.

How do I ensure the Portable Multi-parameter Water Quality Meter is properly calibrated for accurate readings?

Our Portable Multi-parameter Water Quality Meter offers convenient calibration reminders and includes a 1-5 point calibration feature for pH, ORP, and conductivity measurements. Calibration solutions for each parameter are easy to select, with options to use standard or custom solutions based on the application. Additionally, the auto hold function ensures stable readings for easier calibration. Regular calibration checks of every 0 to 31 days are supported by the device to maintain accuracy over time.

How do I retrieve and store measurement data from the Portable Multi-parameter Water Quality Meter?

Labtron's Portable Multi-parameter Water Quality Meter can store up to 500 sets of measurement data, which can be easily recalled whenever needed. Data can be transferred to a computer via the USB communication interface for further analysis or record-keeping. This makes it convenient for professionals who need to monitor trends, generate reports, or track water quality over time. The LCD display allows for easy viewing of the data during measurements as well.

Is the Portable Multi-parameter Water Quality Meter easy to operate for non-expert users?

Yes, the Portable Multi-parameter Water Quality Meter is user-friendly with several helpful features to assist non-expert users. The help message feature provides operational guidance, and the auto hold function freezes stable readings for easier viewing and recording. Calibration is simplified with automatic identification of calibration solutions and a push-button interface for selecting different parameters. The reset function helps restore factory settings if needed, making it accessible for all levels of users.

Portable Multi-parameter Water Quality Meter LMPWM-A20

Name: Portable Multi-parameter Water Quality Meter LMPWM-A20
Brand: Labtron
SKU: LMPWM-A20
Rating: 4.8 (978 reviews)

Portable Multi-parameter Water Quality Meter LMPWM-A20 is adapted with different modes for measuring quality of water on different parameters. This meter can measure pH, ORP, conductivity, TDS content from test sample. It can store & recalls up to 500 sets of data. It is reliable and user friendly, suitable for outdoor measurements.

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pH mode

pH measurement range	(-2.000) to 20.000 pH
pH accuracy	± 0.002 pH
pH calibration points	1 - 5 points
pH calibration solutions	USA, NIST, DIN or user defined

ORP measurement

ORP measurement range	-1999.9 to 1999.9 mV
ORP accuracy	±0.2 mV
ORP calibration points	1 point
ORP calibration solutions	mV & relative mV

Conductivity measurement

Conductivity measurement range	0 - 20.00, 200.0, 2000 µS / cm, 20.00, 200.2 mS / cm
Conductivity accuracy	± 0.5 % F.S.
Conductivity calibration points	1 - 5 points
Conductivity calibration solutions	10 µS / cm, 84 µS / cm, 1413 µS / cm, 12.88mS / cm, 111.8mS / cm
Temperature coefficient	0.0 to 10.0 % / °C
Compensation modes	Linear or pre water
Cell constant	K = 0.1, 1, 10 or user-defined
Normalization temperature	20 °C or 25 °C

TDS measurement

TDS range	0-100 ppt. (max. 200 ppt., depending on factor setting)
TDS accuracy	± 1 % F.S.
TDS factor	0.1 - 1.0 (default 0.5)

Temperature compensation

0 to 100 °C, 32 to 212 °F, Manual or Automatic

Stability conditions

Low or high

Calibration due

0 to 31 days

Memory

Stores up to 500 data sets

Output

USB communication interface

Connector

BNC, 6- pin MINI connector

Display

LCD

Dimension (L × W × H)

170×85×30 mm

Weight

300 g

Power supply

3 × 1.5 V “AA batteries or DC 5 V power adapter

Common Features Calibration due reminder informs operator to calibrate the meter regularly
Stability indicator displays the status of current measurement
Auto hold function freezes stable, final readings for better viewing and recording
Manual temperature calibration to rectify the deviations in temperature
Automatic temperature compensation for accurate measured value over the entire range
Selectable temperature units (°C or °F) for different application requirements
Expanded memory stores and recalls up to 500 readings
Help message as an operational guide, helps users for quick access to the parameters
Reset function automatically resumes all the setting back to factory default options
Store data is transferrable into computer via USB communication interface
pH mode 1-5 points push button calibration to automatically identify pH buffer
Convenient to select pH buffer standard (USA/NIST/DIN) or custom
Automatic electrode slope display helps operator whether to replace the sensor
ORP mode 1 point offset calibration to adjust the display value to known standard
Relative & absolute mV measurements for accurate ORP readings
Conductivity / TDS mode 1-5 point for calibration with automatically identification of calibration solutions
Can select cell constant (0.1/1/10) and normalization temperature (20°C or 25°C)
TDS conversion factor, seawater, practical salinity measurements mode to meet different water quality measurement requirements
Linear or pure water compensation improves the measurement accuracy

The portable multi-parameter water quality meter is used for quality testing of water, and other solvents on different testing parameters in research and development labs, water resources and plants in nearby or remote area.

pH electrode
Conductivity electrodes
Temperature probe
pH and conductivity calibration solution
AA Batteries
Plastic Carrying case

Temperature probe
Conductivity standard solutions
ORP electrode

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Portable Multi-parameter Water Quality Meter LMPWM-A20 Catalog

Available Range :

Portable Multi-parameter Water Quality Meter LMPWM-A11 :

pH measurement range	(-2.000) to 20.000 pH
pH accuracy	± 0.002 pH
pH calibration points	1 to 5 points
pH calibration solutions	USA, NIST, DIN or user defined

Portable Multi-parameter Water Quality Meter LMPWM-A20 :

pH measurement range	(-2.000) to 20.000 pH
pH accuracy	± 0.002 pH
pH calibration points	1 - 5 points
pH calibration solutions	USA, NIST, DIN or user defined

Models of Portable Multi Parameter Water Quality Meter

Labtron Portable Multi Parameter Water Quality Meter offer precise water quality analysis with multi-parameter measurement capabilities. These meters measure pH, ORP, conductivity, TDS, dissolved oxygen, and absorbance with high accuracy. Their user-friendly interface ensures quick calibration and easy operation. They feature multiple calibration points for reliable results. These devices include automatic temperature compensation for accurate readings. Our multi-parameter water quality meters provide dependable performance for diverse water analysis applications.

Portable Multi-parameter Water Quality Meter LMPWM-E11

pH Measuring Range : -2.00 to 19.99 pH
pH Resolution : 0.1/0.01 pH
pH Accuracy : Meter: ± 0.01 pH; Overall: ± 0.02 pH
pH Input Impedance : At least 1 × 1012 Ω

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Portable Multi-parameter Water Quality Meter LMPWM-A11

pH mode : pH measurement range (-2.000) to 20.000 pH pH accuracy ± 0.002 pH pH calibration points 1 to 5 points pH calibration solutions USA, NIST, DIN or user defined
ORP measurement : ORP measurement range -1999.9 to 1999.9 mV ORP accuracy ±0.2 mV ORP calibration points 1 point ORP calibration solutions mV & relative mV
Conductivity measurement : Conductivity measurement range 0 to 20.00, 200.0, 2000 µS / cm, 20.00, 200.2 mS / cm Conductivity accuracy ± 0.5 % F.S. Conductivity calibration points 1 to 5 points Conductivity calibration solutions 10 µS / cm, 84 µS / cm, 1413 µS / cm, 12.88mS / cm, 111.8mS / cm Temperature coefficient 0.0 to 10.0 % / °C Compensation modes Linear or pre water Cell constant K = 0.1, 1, 10 or user-defined Normalization temperature 20 °C or 25 °C
TDS measurement : TDS range 0 to 100 ppt. (max. 200 ppt., depending on factor setting) TDS accuracy ± 1 % F.S. TDS factor 0.1 - 1.0 (default 0.5)

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Portable Multi-parameter Water Quality Meter LMPWM-C10

pH Range : -2.000 to 20.000 pH
pH Resolution : 0.1, 0.01, 0.001 pH
pH Accuracy : ± 0.002 pH
pH Calibration Points : Up to 8

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Portable Multi Parameter Water Quality Meter LMPWM-D10

pH Electrode Type : Triple compound pH electrode
pH Measurement Principle : Glass electrode method
pH Measuring Range : 0 to 14
pH Accuracy : ≤ ±0.05 pH

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Portable Multi-parameter Water Quality Meter LMPWM-B10

Absorbance Detection Range : 0 to 3Abs
Absorbance Resolution : 0.001Abs
Optical Path Stability : ≤ ±0.005Abs/30min
Operation Repeatability : ≤ ±0.01Abs

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Portable Multi-parameter Water Quality Meter LMPWM-E10

pH Measuring Range : -2.00 to 19.99 pH
pH Resolution : 0.1/0.01 pH
pH Accuracy : Meter: ± 0.01 pH; Overall: ± 0.02 pH
pH Input Impedance : At least 1 × 1012 Ω

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Portable Multi-parameter Water Quality Meter LMPWM-A21

pH mode : pH measurement range(-2.000) to 20.000 pHpH accuracy± 0.002 pHpH calibration points1 - 5 pointspH calibration solutionsUSA, NIST, DIN or user defined
ORP measurement : ORP measurement range-1999.9 to 1999.9 mVORP accuracy±0.2 mVORP calibration points1 pointORP calibration solutionsmV & relative mV
Dissolved oxygen : DO concentration range0.00 to 20.00 mg/LDO accuracy± 0.2 mg/LCalibration points1 - 2 pointsPressure correction60.0 to 112.5 kPa, 450 - 850 mmHgSalinity correction0 to 50 g/L% Saturation of Oxygen0.0 to 200.0 %Accuracy± 2.0 %
Temperature compensation : 0 to 100 °C, 32 to 212 °F, Manual or Automatic

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Portable Multi-parameter Water Quality Meter LMPWM-A10

pH Measurement Range : (-2.000) to 20.000 pH
pH Accuracy : ± 0.002 pH
pH Calibration Points : 1 - 5 points
pH Calibration Solutions : USA, NIST, DIN or user defined

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Portable Multi-parameter Water Quality Meter LMPWM-A20 FAQ's

Labtron Portable Multi-parameter Water Quality Meter provides high-accuracy measurements across several parameters. It offers pH accuracy of ±0.002 pH, ORP accuracy of ±0.2 mV, and conductivity accuracy of ±0.5 % F.S. for reliable results. TDS measurements are accurate to ±1% F.S. With multiple calibration options and the ability to fine-tune settings such as cell constant and temperature compensation, this meter ensures precise data across a range of water qualities.
Yes, the Portable Multi-parameter Water Quality Meter is designed for outdoor and field applications. It offers a portable and compact design, which makes it easy to transport and use in various locations, including remote areas where access to power may be limited. Our meter is well-suited for real-time water quality testing in the field with its battery-powered option of 3 × 1.5 V AA batteries and USB data transfer capabilities. This makes it ideal for environmental researchers, water treatment professionals, and field technicians.
Our Portable Multi-parameter Water Quality Meter offers convenient calibration reminders and includes a 1-5 point calibration feature for pH, ORP, and conductivity measurements. Calibration solutions for each parameter are easy to select, with options to use standard or custom solutions based on the application. Additionally, the auto hold function ensures stable readings for easier calibration. Regular calibration checks of every 0 to 31 days are supported by the device to maintain accuracy over time.
Labtron's Portable Multi-parameter Water Quality Meter can store up to 500 sets of measurement data, which can be easily recalled whenever needed. Data can be transferred to a computer via the USB communication interface for further analysis or record-keeping. This makes it convenient for professionals who need to monitor trends, generate reports, or track water quality over time. The LCD display allows for easy viewing of the data during measurements as well.
Yes, the Portable Multi-parameter Water Quality Meter is user-friendly with several helpful features to assist non-expert users. The help message feature provides operational guidance, and the auto hold function freezes stable readings for easier viewing and recording. Calibration is simplified with automatic identification of calibration solutions and a push-button interface for selecting different parameters. The reset function helps restore factory settings if needed, making it accessible for all levels of users.