The LCD Touchscreen Analyzer E91 measures nine parameters: DO, PH, Temperature, ORP, EC, Resistivity, TDS, ISE, and Ion. It also features an LCD touchscreen, making it easy to use and portable. Ideal for lab use, this analyzer ensures accurate and reliable results.

Features:

• Color High contrast LCD touchscreen, 4.3 inches.
• Intelligent operation system provides features including user management, calibration management, electrode management, method management, data management, Log Management and etc.
• Multi-reading feature allows auto-read, timed-read and continuous-read.
• Automatic/Manual temperature compensation ensures accurate results.
• Auto-hold feature senses and locks the measurement endpoint.
• Data Storage 1000 sets for each parameter (GLP-compliant).
• Data analysis feature helps user review, compare and recalculate results.
• Support for USB communication.
• Auto-power off feature effectively extends the battery service life.
• Reset feature automatically resumes all settings back to factory default options.
• IP65 waterproof. The portable meter is suitable for fields measurements and out door measurements.
• pH 1-8 points calibration with Standard Recognition.
  
• pH Selectable pH buffer groups, including USA, NIST, DIN, GB, MERK, JIS.
  
• pH User-defined pH buffer or buffer group is supported.
  
• pH Automatic electrode diagnosis with pH slope and offset display.
• Ion 1-6 points calibration.
  
• Ion Selectable measurement unit, including μg/L, mg/L, g/L, mmol/L, pX, ppm, etc.
  
• Ion Multi-measurement modes are supported, including Direct Reading mode, Standard Addition mode, Sample Addition mode and GRAN mode.
  
• Ion Over 10 methods are built-in, including F-, Cl-, Br-, I-, NO3-, BF4-, NH4+, K+, Na+, Ca2+, Cu2+, Pb2+, Ag+ and etc., user-defined method is supported.
• Conductivity 1-5 points calibration automatically recognizes the standard solutions.
  
• Conductivity Settable parameters, including cell constant, reference temperature (5/10/15/18/20/25°C), temperature compensation coefficient and TDS factor.
  
• Conductivity Temperature compensation type (none, linear, pure water).
• DO Support for air-saturated water or zero oxygen calibration.
  
• DO Auto barometric pressure compensation
  
• DO Manual Salinity Factor Correction
  
• DO Selectable pressure unit, including kPa, mbar, Torr, Atm.
• Optional parameter: ORP / Resistivity / TDS / ISE / Ion

Specifications:

• pH Range: -2.00 to 20.00 pH
• pH Resolution: 0.1, 0.01, 0.001 pH
• pH Accuracy: ± 0.002 pH
• pH Calibration Points: Up to 8
• pH Standard Customization: Yes
  
• Calibration Reminder: Yes
• pH Standard Recognition: USA, NIST, MERK, JIS, GB and DIN buffers
  
• Temperature Unit: ºC, ºF
  
• Temperature Range: -10 to 135 ºC, 14 to 275 ºF
• Temperature Resolution: 0.1
  
• Temperature Accuracy: ±0.1

Package includes:

• E-301-QC 3 in 1 pH composite electrode
• DJS-1VTC EC electrode
• DO-958-Q polarographic DO electrode
• NIST pH standard solution(4.01, 7.00, 10.01) ，50ml/vial
• Electrode holder
• Silicone rubber case
• Wristbands
• Touch pen
• Carrying case

Product Brochure

Selection ---- Electrochemical Meter

All the Standard Shipping package will be delivery by standard logistics, such as DHL, FedEX, UPS, etc (shipping terms: DAP). We also provide Sea Shipping, please contact us (eshop@lab1st.com) or chat with us online for real-time shipping cost. Please note that we are day off on the weekends and holidays.

If the merchandise is in stock, we will ship it within 3 to 7 business days for Standard Shipping and about 20 to 30 business days for Sea Shipping. If it is out of stock, we will inform you the estimated delivery time according to different products. All orders will be processed within 2 days (handing time).