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L111M09 benchtop pH conductivity DO meter with intuitive touch screen interface for multiparameter water testing
High-precision pH, conductivity, and DO sensors included with L111M09 laboratory water quality meter
L111M09 touchscreen benchtop pH conductivity DO meter with probes
L111M09 benchtop water quality meter with flexiable electrode holder
L111M09 pH conductivity DO meter back panel showing sensor ports, USB output, and power connection
L111M09 pH conductivity DO meter complete kit with sensors
Applications of L111M09 lab pH meter conductivity and DO meter
L111M09 water quality meter display measurement records and calibration functions
  1. L111M09 benchtop pH conductivity DO meter with intuitive touch screen interface for multiparameter water testing
  2. High-precision pH, conductivity, and DO sensors included with L111M09 laboratory water quality meter
  3. L111M09 touchscreen benchtop pH conductivity DO meter with probes
  4. L111M09 benchtop water quality meter with flexiable electrode holder
  5. L111M09 pH conductivity DO meter back panel showing sensor ports, USB output, and power connection
  6. L111M09 pH conductivity DO meter complete kit with sensors
  7. Applications of L111M09 lab pH meter conductivity and DO meter
  8. L111M09 water quality meter display measurement records and calibration functions

Touchscreen Benchtop Multiparameter Water Quality Meter Measuring pH EC DO

The L111M09 multiparameter water quality meter features a large 7-inch touchscreen, it simultaneously measures and displays pH, conductivity(EC), and dissolved oxygen(DO), ensuring comprehensive water analysis. Data storage for 500 records and flexible export options via USB support seamless data handling. Optional Bluetooth connectivity offers advanced operational capabilities. With compensation functions like specialized temperature compensation curves, adjustable TDS factor, reference temp., cell constant, auto-calibration, The L111M09 multiparameter water quality meter is an ideal choice for professional environmental analysis and water treatment applications.
SKU: L111M09 Categories: , , , Tags: , , , , ,

• 7-inch high-resolution TFT touchscreen provides clear navigation for efficient multiparameter water quality analysis.
• Simultaneous measurement and display of pH, electrical conductivity (EC), and dissolved oxygen (DO).
• Flexible electrode holder supports up to three sensors, facilitating versatile experimental setups and rapid analyses.
• Internal memory stores 500 data points, with USB flash drive export function enabling efficient data sharing and reporting.
• Specialized temperature compensation curves for pure and ammonia-treated water ensure accurate pH readings.
• Automatic recognition of buffer solutions and user-adjustable measurement settings (TDS factor, temperature reference, conductivity cell constant) deliver precise and customizable testing results.
• DO measurement features automatic temperature compensation and manual adjustments for salinity and atmospheric pressure, providing consistently accurate oxygen readings.
• Electrode health indicator prompts timely maintenance and sensor replacement.
• Optional Bluetooth connectivity expands functionality, supporting mobile app integration or wireless printing capabilities.

ParameterSpecification
pH Measuring Range-2.00 to 20.00 pH
pH Resolution0.01 / 0.01 pH
pH AccuracyMeter: ±0.01 pH 1digit
pH Stability±0.01 pH / 3H
pH Temp. Compensation Range0 to 100°C (auto/manual)
mV Measuring Range-1999 mV to 0 to 1999 mV
mV Resolution1 mV
mV Accuracy±0.1% FS
Conductivity Measuring Range0.00 to 20.00 μS/cm; 20.0 to 200.0 μS/cm; 200 to 2000 μS/cm; 2.00 to 20.00 mS/cm; 20.0 to 200.0 mS/cm
TDS Measuring Range0 to 100 g/L
Salinity Measuring Range0 to 100 ppt
Resistivity Measuring Range0 to 100 MΩ·cm
Conductivity Resolution0.001 / 0.01 / 0.1 μS/cm, 0.01 / 0.1 mS/cm
Conductivity AccuracyMeter: ±1.0% FS, Full System: ±1.5% FS
Conductivity Temp. Compensation Range0 to 100°C (auto/manual)
Conductivity Cell Constant (K)0.01 / 0.1 / 1 / 10 cm⁻¹
Conductivity Reference Temperature25°C, 20°C, 18°C
DO Measuring Range0 ~ 20.00 mg/L (ppm); 0 ~ 200.0 %
DO Resolution0.01 / 0.1 mg/L (ppm); 0.1 / 1 %
DO AccuracyMeter: ±0.10 mg/L, Full System: ±0.40% mg/L
DO Response Time≤ 30 s (25°C, T90%)
DO Temp. Compensation Range0 to 45°C (auto/manual)
Salinity Compensation Range0 to 45 ppt (manual)
Air Pressure Compensation60.0 to 199.9 kPa (manual)
Electrode TypePolarographic
Temperature Measuring Range0 to 100°C
Temperature Resolution0.1°C
Temperature Accuracy±0.5°C ±1 digit
Data Storage500 sets
Stored ContentsDate, measurement value, unit, temperature
Power SupplyDC 12V / 1A
Dimensions & WeightInstrument: 195 × 135 × 40 mm / 600 g
Operation Temperature5 to 35°C (Class 0.01)
Humidity≤ 85%
IP RatingIP54 (Dust and Water Resistant)

Specifications are subject to change without prior notice.

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