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Mettler Toledo™ SevenGo Duo pro™ Lab Meters

Professional dual-channel instrument for special analyses, particularly in environmental, chemical and food and beverage industries. Mettler Toledo SevenGo Duo pro Lab Meters are portable meters for parallel determination of pH, mV, rel. mV or ion concentrations, and dissolved oxygen (DO).

Manufacturer:  Mettler Toledo™ 51302663

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Catalog No. 01-915-702



  • Either linear or segmented 5-point pH calibration, with selection from seven predefined and one user-defined buffer groups
  • Dissolved oxygen mode based on optical Rugged Dissolved Oxygen (RDO™) technology
  • Manual or automatic atmospheric pressure compensation using built-in barometer
  • Modern data management for 500 GLP data records with date/time, sensor ID and serial number, and user and sample ID
  • Contactless infrared interface for data transmission to a printer or PC
  • Intuitive, user-friendly operation using menu guidance in 10 languages and backlit display
  • Rugged watertight housing (IP67)
  • Intelligent sensor management system (ISM™) for automatic access to up-to-date calibration data
InLab™ OptiOx for Dissolved Oxygen
  • Optical oxygen sensor based on RDO (Rugged Dissolved Oxygen) technology
  • Easy-to-replace OptiOx sensor caps
  • Robust and manageable design
InLab Expert Pro-ISM for pH
  • Low-maintenance XEROLYT™ polymer electrolyte with two open reference connections
  • Robust, chemically resistant PEEK shaft
  • Long-lasting ARGENTHAL™ reference system


4 x AA
8.66 x 3.54 x 1.77 in. (22 x 9 x 4.5cm)
4.5 cm
BNC (>1012Ohm), RCA (cinch), (both IP67)
22 cm
32°F to 104°F
9 cm
IR to printer or PC via RS232 or USB
-2 to 19.999
1.77 in.
Lab Meter, InLab Expert Pro-ISM and InLab OptiOx (both IP67, 1.8m cable), OptiOx protective guard, Rubber holster, calibration sachets, sample bottles and field compact case
8.66 in.
Meter Field Kit with Electrodes and Case
0°C to 40°C
3.54 in.
IP 67
-1999 to 1999 mV