Portable Multi-parameter Water Quality Meter LMPWM-A10 Catalog

Overview

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.

Specifications :

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

Features :

• • 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