Portable Multi-parameter Water Quality Meter LMPWM-A10

Portable Multi-parameter Water Quality Meter LMPWM-A10 is adapted with different modes for measuring quality of water on different parameters such as pH, ORP, Ion, conductivity, TDS, salinity, dissolved oxygen content. Due to its portable design, it is suitable for outdoor measurements i.e. on site water testing, remote area water testing & for research purpose. It is reliable and user friendly.

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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 Range	-1999.9 to 1999.9 mV
ORP Accuracy	±0.2 mV
ORP Calibration Points	1 point
ORP Calibration Solutions	mV & relative mV
Ion Measurement Range	0 to 19999 ppm, mg/L, mol/L
Ion Accuracy	± 0.5 % F.S. (monovalent), ± 1 % F.S. (divalent)
Ion Calibration Points	2 - 5 points
Ion Calibration Solutions	0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000 ppm, mol/L, mg/L
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 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)
Salinity Range	0 to 100 ppt. (max. 80 ppt.)
Salinity Accuracy	± 1 % F.S
Salinity Measurement Modes	Seawater or practical salinity
Resistivity Range	0 to 100 Ω
Resistivity Accuracy	± 1 % F.S
Resistivity Resolution	0.01, 0.1, 1
DO Concentration Range	0.00 to 20.00 mg/L
DO Accuracy	± 0.2 mg/L
Calibration points	1 - 2 points
Pressure correction	60.0 to 112.5 kPa, 450 - 850 mmHg
Salinity correction	0 to 50 g/L
% Saturation of Oxygen	0.0 to 200.0 %
Accuracy	± 2.0 %
Temperature compensation	0 to 100 °C, 32 to 212 °F, Manual or Automatic
Stability conditions	Low or high
Power supply	3 × 1.5 V “AA batteries or DC 5 V power adapter
Calibration due	0 to 31 days
Memory	Stores up to 500 data sets
Output	USB communication interface
Dimension (L × W × H)	185 × 88 × 32 mm
Weight	300 g

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
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
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
Ion concentration mode 2-5 points calibration, included with 8 concentration points for selection
Automatic recognition of ion electrodes, no need to specify type of ion
mV measurements mode for checking the performance of current ion electrode
Direct reading of concentration measurements to avoid critical conversation and calculations
Conductivity / TDS / Salinity / Resistivity Mode 1-5 point for calibration with automatically identification of calibration solutions
TDS conversion factor, seawater, practical salinity measurements mode to meet different water quality measurement requirements
Linear or pure water compensation improves the measurement accuracy
Dissolved oxygen mode 1-2 points calibration using the air-sealed water & zero oxygen solution
Manual salinity & barometric pressure compensation for accurate readings

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

pH, conductivity & dissolved oxygen electrodes

PH and conductivity electrodes

pH and dissolved oxygen electrodes

Conductivity and dissolved oxygen electrodes

Temperature probe

Calibration solutions

Carrying case

Available Range :

pH mode : pH measurement range : (-2.000) to 20.000 pH ORP measurement : ORP measurement range : -1999.9 to 1999.9 mV Conductivity measurement : Conductivity measurement range : 0 - 20.00, 200.0, 2000 µS / cm, 20.00, 200.2 mS / cm TDS measurement : TDS range : 0-100 ppt. (max. 200 ppt., depending on factor setting) Temperature compensation : 0 to 100 °C, 32 to 212 °F, Manual or Automatic pH mode : pH measurement range : (-2.000) to 20.000 pH ORP measurement : ORP measurement range : -1999.9 to 1999.9 mV Dissolved oxygen : DO concentration range : 0.00 to 20.00 mg/L Temperature compensation : 0 to 100 °C, 32 to 212 °F, Manual or Automatic 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

pH Measurement Range : (-2.000) to 20.000 pH

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Portable Multi-parameter Water Quality Meter LMPWM-A10

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Model	pH Measurement Range	pH Accuracy	pH Calibration Points	pH Calibration Solutions	ORP Measurement Range	ORP Accuracy	ORP Calibration Points	ORP Calibration Solutions	Ion Measurement Range	Ion Accuracy	Ion Calibration Points	Ion Calibration Solutions	Conductivity Measurement Range	Conductivity Accuracy	Conductivity Calibration Points	Conductivity Calibration Solutions	Temperature coefficient	Compensation modes	Cell constant	Normalization temperature	TDS range	TDS Accuracy	TDS Factor	Salinity Range	Salinity Accuracy	Salinity Measurement Modes	Resistivity Range	Resistivity Accuracy	Resistivity Resolution	DO Concentration Range	DO Accuracy	Calibration points	Pressure correction	Salinity correction	% Saturation of Oxygen	Accuracy	Temperature compensation	Stability conditions	Power supply	Calibration due	Memory	Output	Dimension (L × W × H)	Weight
LMPWM-A20	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	0 to 100 °C, 32 to 212 °F, Manual or Automatic	Low or high	3 × 1.5 V “AA batteries or DC 5 V power adapter	0 to 31 days	Stores up to 500 data sets	USB communication interface	170×85×30 mm	300 g
LMPWM-A21	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	0 to 100 °C, 32 to 212 °F, Manual or Automatic	Low or high	3 × 1.5 V “AA batteries or DC 5 V power adapter	0 to 31 days	Stores up to 500 data sets	USB communication interface	170×85×30 mm	300 g
LMPWM-A11	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	0 to 100 °C, 32 to 212 °F, Manual or Automatic	Low or high	3 × 1.5 V “AA batteries or DC 5 V power adapter	0 to 31 days	Stores up to 500 data sets	USB communication interface	185 × 88 × 32 mm	300 g
LMPWM-A10	(-2.000) to 20.000 pH	± 0.002 pH	1 - 5 points	USA, NIST, DIN or user defined	-1999.9 to 1999.9 mV	±0.2 mV	1 point	mV & relative mV	0 to 19999 ppm, mg/L, mol/L	± 0.5 % F.S. (monovalent), ± 1 % F.S. (divalent)	2 - 5 points	0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000 ppm, mol/L, mg/L	0 - 20.00, 200.0, 2000 µS / cm, 20.00, 200.2 mS / cm	± 0.5 % F.S.	1 - 5 points	10 µS / cm, 84 µS / cm, 1413 µS / cm, 12.88mS / cm, 111.8mS / cm	0.0 to 10.0 % / °C	Linear or pre water	K = 0.1, 1, 10 or user-defined	20 °C or 25 °C	0 to 100 ppt. (max. 200 ppt., depending on factor setting)	± 1 % F.S.	0.1 - 1.0 (default 0.5)	0 to 100 ppt. (max. 80 ppt.)	± 1 % F.S	Seawater or practical salinity	0 to 100 Ω	± 1 % F.S	0.01, 0.1, 1	0.00 to 20.00 mg/L	± 0.2 mg/L	1 - 2 points	60.0 to 112.5 kPa, 450 - 850 mmHg	0 to 50 g/L	0.0 to 200.0 %	± 2.0 %	0 to 100 °C, 32 to 212 °F, Manual or Automatic	Low or high	3 × 1.5 V “AA batteries or DC 5 V power adapter	0 to 31 days	Stores up to 500 data sets	USB communication interface	185 × 88 × 32 mm	300 g