Portable pH Meter LX200PPI with a 4.3-inch touchscreen, automatic temperature compensation, 1 - 5 point calibration, and automatic electrode diagnostics for fast, accurate pH measurement. Featuring IP65 waterproof protection, USB data transfer, and 1000-set GLP data storage, it is ideal for laboratory, industrial, environmental, and field testing.

Catalog
Specifications
pH Range - 2.00 to 20.00 pH
pH Resolution 0.1, 0.01 pH
pH Accuracy ± 0.01 pH
pH Calibration points Up to 5
Standard recognition NIST, GB, USA and DIN buffers
mV Range - 2000.0 to 2000.0 mV
mV Resolution 0.1 mV
mV Accuracy + 0.3 mV or ± 0.1%
Reading mode Auto read (Fast, Medium, Slow), Timed , Continuous
Temperature compensation ATC, MTC
Temperature range - 5 to 110°C, 23 to 230°F
Temperature resolution 0.1
Temperature accuracy ± 0.2°C
Reading prompts Reading, stable, locked
Data storage 1000 Groups
GLP features Yes
pH Electrode BNC (Q9)
Temperature probe 4 - Pin aviation connection
Outputs USB, PC, Printer
Backlight Yes
IP rating IP65
Auto shutdown 300, 600, 1200, 1800, 3600 sec., Off
Date and time Yes
Power supply AC 100 - 240 V Input, DC 5 V rechargeable lithium battery
External dimension 90 x 255 x 40 mm
Net weight 0.5 Kg
Packing dimension 410 x 330 x 170 mm
Gross weight 7 Kg
Features
  • 4.3 High-contrast LCD touchscreen

  • Auto-read, timed-read, and continuous-read modes

  • Automatic/manual temperature compensation (ATC/MTC)

  • 1 - 5 Point calibration with standard recognition

  • Auto-hold for stable measurement locking

  • Stores up to 1000 GLP-compliant readings per parameter

  • Automatic electrode diagnostics with slope and offset display

  • USB connectivity for data transfer

  • Auto power-off for extended battery life

  • Factory reset to default settings

  • IP65 Waterproof for field and outdoor use

  • Supports NIST, DIN, GB, and USA pH buffer groups

Applications
  • Ideal for water quality testing, soil analysis, aquaculture, food and beverage, pharmaceutical, and chemical applications. Its compact, waterproof design makes it suitable for laboratory, field, and on-site environmental monitoring.

Standard Accessories
  • pH Triple composite electrode 

  • NIST pH standard solution (4.01, 7.00, 10.01), 1 bottle each (50 ml/bottle)

  • Electrode holder

  • Silicone rubber case

  • Wristbands

  • Touch pen

  • Carrying Case

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