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Mettler Toledo™ SevenExcellence™ S400 pH/mV Meters

Intuitive touchscreen operation and high measurement performance combined with a complete security package for safe results and solid compliance. Mettler Toledo SevenExcellence S400 pH/mV Meter is a single-channel instrument which is modularly expandable with additional measurement parameters at any time — conductivity, ion or dissolved oxygen.

Manufacturer: mettler toledo™  ME30092982

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Catalog No. 01-910-920

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Description & Specifications


Resolution (Conductivity) 0.001 to 1
Calibration Points (pH) Max. 5 points, 8 pre defined and 20 user defined buffer group
Range (Temperature) -30° to +130°C
Display Type TFT
Accuracy (Temperature) ±0.1°C
Model S400-MICRO
Includes S-400 Meter; InLab Ultra-Micro; guide to pH measurements; 2 buffer sachets for pH 4.01, 7, 9.21 and 10
Calibration Points (Conductivity) 13 Pre defined and 20 user defined standard
Range (pH) -2 to 20
Resolution (mV) 0.1/1mV
Range (Conductivity) 0.001μS/cm to 2000mS/cm
Range (mV) -2000 to 2000mV
Range (ISE) 0 to 0.999mg/L
Resolution (Temperature) 0.1°C
Outputs USB, RS232 and Ethernet
Resolution (pH) 0.001/0.01/0.1
Data Points 20000
Accuracy (pH) ±0.002
Calibration Points (ISE) Max. 5 points, 8 pre defined and 20 user defined buffer group
Accuracy (mV) ±0.1mV
Resolution (ISE) 0.001 to 1

  • Professional calibration support, including automatic calibration with optional Rondolino sample changer
  • Large 7 in. color display and intuitive menu guidance in 10 languages
  • Flexible method concept for high reproducibility and security
  • Extra security thanks to sophisticated user management and Intelligent Sensor Management (ISM)
  • Integrated interfaces (USB, RS-232 and Ethernet) for data exchange
  • Optional comprehensive qualification package including IQ/OQ/PQ

  • S400 Basic: SevenExcellence pH/mV (Instrument with a pH/mV expansion unit and two blank expansion units)
  • S44-Kit: Kit version (S400-Basic, plus InLab™ Expert Pro-ISM, guide to pH-measurement and calibration sachets)
  • S400-Bio: Biotechnology Kit version (S400-Basic, plus InLab Routine Pro-ISM cable kit, guide to pH-measurement and calibration sachets)
  • S400-ISFET: ISFET Kit version (S400-Basic, plus InLab 490 laboratory ISFET sensor, guide to pH-measurement and calibration sachets)
  • S400-Micro: Life Science Kit version (S400-Basic, plus InLab Ultra-Micro, guide to pH measurement and calibration sachets)
  • S400-UMIX: Reproducibility Kit version (S400-Kit, plus uMix™ magnetic stirrer)