Laboratory pH Meters, METTLER TOLEDO

(1) FiveEasyTM pH Meter

The Entry-Level-device can be used for different applications in many areas, such as in food and beverage industry, in water or environment analysis.
The price-performance ratio and a compact design with need for little space characterise these devices.


Technical data:
pH-range:0.00 to 14.00, resolution: 0.01 pH
mV-range:-2000 to 2000, resolution: 1 mV
Temperature range °C:0.0 to 100.0, resolution: 0.1°C
Calibration:max. 3 points, 4 pre-defined buffer groups
Power supply:ext. universal power adapter (standard)


Order No.
FiveEasy pH F20-Meter10 50 06658
Measurement device, electrode holder, user manual, short guide, universal power supply
FiveEasy F20-Standard Kit10 50 06626
same as FE20 meter plus pH electrode LE438, pH calibration buffer bags pH 4.01, 7.00, 9.21, 10.01

Further accessories, electrodes, calibration solutions, etc. available on request.

(2) pH/ion meter SevenCompact™

Powerful device for measuring the pH/mV (S210), pH/mV/ion concentration (S220).
New: S213 Duo. 2-channel-device for measuring the pH/mV/conductivity! Technical data for conductivity see S230, page XXX.

  • 4.3″ color display with u-Focus™: switchover of the information on the display
  • PIN-protected routine or expert mode, full GxP support
  • Full text menu navigation in 10 languages
  • ID management: user/specimen/sensor ID, intellig. Sensor Managem. (ISM)
  • Calibration with pre-and user-defined buffer groups, calibration timer
  • Automatic, manual, or time-controlled limit point detection; limit point criteria are separately
  • Measurement of the ion concentration with pre-defined ions (S220)
  • Internal memory for measured values for 2,000 data records, data export via USB flash drive
  • 2 USB interfaces for PC, connection of a USB scanners or keyboard
  • U-Place™: unique electrode holder with absolutely vertical movement
  • Control function for a stirrer available as an option


Technical data:
pH-range:-2.0 to 20.00, resolution 0.001 / 0.01 / 0.1
mV-range:-2000 to 2000 mV, resolution 0.1 / 1
Ion concentration:0 to 1000% / 0 to 10000 ppm / 1.0 E-9 to 9.99 E+9 mg/l
Temperature range °C:-30.0 to 130.0°C, resolution 0.1

ArticleOrder No.
S210-Basic10 50 09025
Device, U-Place™ electrode holder, mains adapter, certificate
S210-Kit10 50 09026
same as S210-Basic plus electrode LE438, calibration buffer
S220-Basic10 50 09028
Device, U-Place™ electrode holder, mains adapter, certificate
S220-Kit10 50 09029
same as S220-Basic plus electrode InLab Expert Pro-ISM, cable, calibration buffer
S220-Bio10 50 09031
same as S220-Basic plus electrode InLab Routine Pro-ISM, cable, calibration buffer
S213 meter pH/conductivity10 50 09958
Device SevenCompact Duo pH/conductivity, electrode holder, protective cover, operating instructions, user manual, declaration of conformity and test certificate
S213 standard10 50 09959
as 213 meter, but also with InLab Expert Pro-ISM pH sensor and InLab 731 conductivity sensor, guides to pH and conductivity measurements, 2 buffer sachets for pH 4.01, 7.00, 9.21, 10.00,
2 standard sachets for 1433 μS/cm and 12.88 mS/cm
S213 water10 50 09980
as S213-Standard-Kit but with InLab Pure Pro-ISM for pH and InLab 741-ISM for conductivity

Modular multi parameter measuring device SevenExcellence™

Professional modular instrument for pH/redox potential, conductivity/salinity/TDS and ion concentration/dissolved oxygen (DO) measurements. For equipment or subsequent extension with 1, 2, or 3 measuring modules of any type.

Properties of the SevenExcellenceTMbasic unit:

  • Huge 7 high-resolution display and touch screen with clear buttons for easy operation
  • Modularity and flexibility: expandable up to 3 channels
  • Universal communication via USB, Ethernet (LAN) and RS-232
  • Full text menu guide in 10 languages with Help menu
  • Unique OneClickTM operation concept (individually configurable functions/processes)
  • Creation and saving of methods
  • Utmost safety and GxP support (ID protection, sophisticated user management, limits/alarms, integrated radio timer)
  • Intelligent Sensor Management (ISMTM)
  • Connection of stirrer, automatic sample changer, PC, barcode scanner, keyboard, printer
  • Can be completely integrated in LAN networks (for example data storage, printing)
  • Memory for up to 20,000 data records (measured values, calibrations, methods)
  • U-PlaceTM electrode holder with absolute vertical movement


Technical data:
pH-measuring range:-2.000 to 19.999
mV:-1999 to +1999 /0.1
Temperature:-5.0 to 130.0°C, resolution 0.1
Conductivity:0.01 µS/cm to 1000 mS/cm
TDS:0.1 mg/l to 2000 g/l
Special inhibitors:0.00 to 2000 MOhm × cm
Salinity:0.00 to 80.00 ppt
Ion concentration:9 × 10-9 to 9.99 × 10+7, resolution ±1 Digit
DO/BOD (O2): 0,000 to 50 mg/l or ppm
Saturation:0 to 500%
Air pressure.500 to 1100 mbar
Temperature:0 to 50°C
Measuring module pH:
  • 1- to 9-point calibration with automatic buffer recognition
  • 8 predefined buffer buffer records, 1 buffer record freely definable
  • Automatic temperature compensation with Pt1000 sensors or NTC 30 kOhm
Measuring module conductivity:
  • Automatic recognition of calibration status
  • Description of calculated cell constants/entering of known cell constants
  • Selectable reference temperature (20 or 25°C)
  • Linear, non-linear temperature compensation or USP/EP mode
Measuring module concentration/pH:
  • Like pH measuring module plus:
  • 2- to 9-point calibration for determination of concentration
  • Storage of calibration data for up to 10 ISE-sensors
  • Direct measurement, standard or sample addition/subtraction
Measuring module DO/BOD (dissolved O2/biol. O2 demand):
  • 2-point calibration, 2 predefined, 1 user-defined standard
  • Automatic temperature and air pressure compensation
  • Optical (InLab OptiOx) or polarographic sensors (InLab 605)
  • Biol. O2 demand: predefined methods according DIN 38409 and EPA

ArticleOrder No.
S400-Basic10 50 06240
incl. pH module, 2 × blank modules, electrode arm, EasyDirect software, certificate
S400-Kit10 50 06241
same as S400 plus electrode InLab Expert Pro ISM, cable, 3 × 2 buffer bags
S400-Bio10 50 06242
same as S400-Kit, but with glass electrode InLab Routine Pro ISM and cable
S700-Kit10 50 06245
incl. conductivity module, 2 × blank modules, electrode holder, EasyDirect software, certificate, electrode InLab 731 ISM, 4 bags of calibration standard
S470-Kit10 50 06253
same as S470 plus pH electrode InLab Expert Pro ISM, Lf electrode InLab 731 ISM, 12 × calibration buffer/standard
S470-USP/EP10 50 06254
same as S470 plus pH glass electrode InLab Pure Pro ISM, cable, Lf electrode InLab741 ISM, 2 × calibration buffer/standard
S500-Basic10 50 06248
incl. pH/ion module, 2 × blank modules, electrode arm, LabX direct software, certificate
S475-Basic10 50 06255
1 × pH-, 1 × conductivity module, 1 × pH/ion module, electrode arm, LabX direct software, certificate
S900-Kit10 50 02986
same as S900-Basic plus O2 electrode InLab OptiOx
S479-Kit10 50 02988
same as S470-Kit plus DO/BOD module and O2 electrode InLab OptiOx

More versions, electrodes and accessories available on request.