• Ability to turn off BOD stirrer
• Solution and membrane temperature printed with measurement
• Solution and membrane temperature displayed
• Ability to calibrate both solution and membrane temperature
• DO slope now on printout
• Third decimal point for cell constant entry
• Added 5 and 10°C as reference temperature options
• Added second decimal point to temperature compensation
• Ability to calibrate conductivity temperature sensor
• Now with ability to operate an auto-sampler

This waterproof, battery-operated pH/DO/ISE/conductivity meter stands up to the most demanding R&D and QA/QC applications and delivers over 2,000 hours of continuous operation. The rugged meter offers a full complement of GLP-related features including available 21 CFR Part 11 software.

Optional 1 to 5 point calibration for pH, direct ion and conductivity measurement ensures a high level of accuracy even at the extremes of concentration; automatic salinity correction for DO when measuring conductivity simultaneously.

• Improved stability algorithm to increase calibration and measurement accuracy
• Average slope and slope of segment printed with measurement
• Ability for ATC temperature calibration
• Increased data log points: 500
• Ability to turn off data log
• Ability to print or view last 10 calibrations
• New Individual method passwords
• Ability to turn off BOD stirrer
• Solution and membrane temperature printed with measurement
• Solution and membrane temperature displayed
• Ability to calibrate both solution and membrane temperature