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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.

LMPWM-A20 Portable Multi-parameter Water Quality Meter LMPWM-A20

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

LMPWM-A21 Portable Multi-parameter Water Quality Meter LMPWM-A21

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

LMPWM-A11 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)

LMPWM-A10 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

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