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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™ ME51302662

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Catalog No. 01-915-701




Meter, Electrode Kit; Mettler Toledo; SevenGo Duo Pro; DO/pH/Ion/mV; Portable; Dual-channel; Includes InLab Expert Pro-ISM and InLab OptiOx (both IP67, 1.8 m cable)

  • 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
Description & Specifications


Lab Meter, Expert Pro-ISM and InLab OptiOx (both IP67, 1.8m cable)
-1999 to 1999mV
BNC (>1012Ohm), RCA (cinch), (both IP67)
Four AA
32° to 104°F
8.66 x 3.54 x 1.77 in. (22 x 9 x 4.5cm)
3.54 in.
Meter Electrode Kit
-2 to 19.999
IR to printer or PC via RS232 or USB
0 to 40°C
1.77 in.
8.66 in.


  • Purchase a METTLER TOLEDO™ meter kit and get a complimentary rainbow pack of pH buffer sachets with 10 each of pH 4.01, 7.00 and 10.01. This is an NLSU exclusive offer. You must apply and qualify for the program to be eligible.