Portable Multi Parameter Water Quality Meter

Labtron portable meters are used in quality analysis of water and other solutions. With portability, waterproof features, finds applications in indoor as well as outdoor measurement of pH, ORP, dissolved oxygen, water hardness, salinity, TDS etc.

Portable Multi-parameter Water Quality Meter LMPWM-A10

pH mode{"pH measurement range":"(-2.000) to 20.000 pH","pH accuracy":"\u00b1 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":"\u00b10.2 mV","ORP calibration points":"1 point","ORP calibration solutions":"mV & relative mV"}
Ion measurement{"Ion measurement range":"0 to 19999 ppm, mg\/L, mol\/L","Ion accuracy":"\u00b1 0.5 % F.S. (monovalent), \u00b1 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{"Conductivity measurement range":"0 - 20.00, 200.0, 2000 \u00b5S \/ cm, 20.00, 200.2 mS \/ cm","Conductivity accuracy":"\u00b1 0.5 % F.S.","Conductivity calibration points":"1 - 5 points","Conductivity calibration solutions":"10 \u00b5S \/ cm, 84 \u00b5S \/ cm, 1413 \u00b5S \/ cm, 12.88mS \/ cm, 111.8mS \/ cm","Temperature coefficient":"0.0 to 10.0 % \/ \u00b0C","Compensation modes":"Linear or pre water","Cell constant":"K = 0.1, 1, 10 or user-defined","Normalization temperature":"20 \u00b0C or 25 \u00b0C"}

Portable Multi-parameter Water Quality Meter LMPWM-A11

pH mode{"pH measurement range":"(-2.000) to 20.000 pH","pH accuracy":"\u00b1 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":"\u00b10.2 mV","ORP calibration points":"1 point","ORP calibration solutions":"mV & relative mV"}
Ion measurement{"Ion measurement range":"","Ion accuracy":"","Ion calibration points":"","Ion calibration solutions":""}
Conductivity measurement{"Conductivity measurement range":"0 - 20.00, 200.0, 2000 \u00b5S \/ cm, 20.00, 200.2 mS \/ cm","Conductivity accuracy":"\u00b1 0.5 % F.S.","Conductivity calibration points":"1 - 5 points","Conductivity calibration solutions":"10 \u00b5S \/ cm, 84 \u00b5S \/ cm, 1413 \u00b5S \/ cm, 12.88mS \/ cm, 111.8mS \/ cm","Temperature coefficient":"0.0 to 10.0 % \/ \u00b0C","Compensation modes":"Linear or pre water","Cell constant":"K = 0.1, 1, 10 or user-defined","Normalization temperature":"20 \u00b0C or 25 \u00b0C"}

Portable Multi-parameter Water Quality Meter LMPWM-A20

pH mode{"pH measurement range":"(-2.000) to 20.000 pH","pH accuracy":"\u00b1 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":"\u00b10.2 mV","ORP calibration points":"1 point","ORP calibration solutions":"mV & relative mV"}
Conductivity measurement{"Conductivity measurement range":"0 - 20.00, 200.0, 2000 \u00b5S \/ cm, 20.00, 200.2 mS \/ cm","Conductivity accuracy":"\u00b1 0.5 % F.S.","Conductivity calibration points":"1 - 5 points","Conductivity calibration solutions":"10 \u00b5S \/ cm, 84 \u00b5S \/ cm, 1413 \u00b5S \/ cm, 12.88mS \/ cm, 111.8mS \/ cm","Temperature coefficient":"0.0 to 10.0 % \/ \u00b0C","Compensation modes":"Linear or pre water","Cell constant":"K = 0.1, 1, 10 or user-defined","Normalization temperature":"20 \u00b0C or 25 \u00b0C"}
TDS measurement{"TDS range":"0-100 ppt. (max. 200 ppt., depending on factor setting)","TDS accuracy":"\u00b1 1 % F.S.","TDS factor":"0.1 - 1.0 (default 0.5)"}

Portable Multi-parameter Water Quality Meter LMPWM-A21

pH mode{"pH measurement range":"(-2.000) to 20.000 pH","pH accuracy":"\u00b1 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":"\u00b10.2 mV","ORP calibration points":"1 point","ORP calibration solutions":"mV & relative mV"}
Dissolved oxygen{"DO concentration range":"0.00 to 20.00 mg\/L","DO accuracy":"\u00b1 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":"\u00b1 2.0 %"}
Temperature compensation0 to 100 °C, 32 to 212 °F, Manual or Automatic