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Fisher Scientific™ accumet™ AB Benchtop Meters

Available with ISE and multi-parameter pH/Conductivity capabilities

Manufacturer: fisher scientific™  59331-03

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Catalog No. AB250ACERT

  • / Each

Description & Specifications


Includes Meter, electrode arm, RS-232 and USB cables, 100/240V power supply, and NIST traceability certificate
Range (pH) -2 to 20
Resolution (pH) 0.1/0.01/0.001
Accuracy (pH) ±0.002
Range (mV) ±2000mV
Resolution (mV) 0.1mV
Accuracy (mV) ±0.2mV
Range (ISE) 0.001 to 19999 (±2000)
Resolution (ISE) 0.001/0.01/0.1/1 (automatic)
Calibration Points (pH) Up to 6 pre-set or 5 custom
Calibration Points (ISE) 2 to 6 points from one of following group, 0.001, 0.01, 0.1, 1, 10, 100, 0.01, 0.1, 1, 10, 100, 1000, 0.02, 0.2, 2, 20, 200, 2000, 0.1, 1, 10, 100, 1000, 10000, 0.05, 0.5, 5, 50, 500, 5000
Resolution (Temperature) 0.1°C
Accuracy (Temperature) ±0.3°C
Display Type LCD
Data Management Details Manual, timed (selectable every 3 to 3600 sec.), printer or CSV format
Data Points 500
Inputs BNC, ATC
Outputs RS232 (phono plug), mini-B USB, stirrer
Certifications/Compliance With NIST-traceable pH Certificate
Model AB200 pH/Conductivity Meter Only
Voltage 100/240V
Warranty 3 Years

Intuitive, simple operation and high accuracy in a compact, affordable meter.

  • Optional stirring probe accessory (Cat. No. 13-620-BSP) with five speed settings
  • Compact size conserves valuable bench space
  • Large display shows measurement and temperature at all times
  • Automatic Temperature Compensation (ATC) in °C or °F
  • Graphic display with adjustable backlight
  • Date and Time to meet GLP
  • Password protection
  • Optional calibration reminder and high/low alarm
  • 500-point memory — log manually or at intervals
  • Easy-to-understand prompts
  • Easily view calibration data
  • 100 to 240V power supply includes multi-plugs for use around the globe
  • Select preferred language as displayed on instrument — choose from English, German, Chinese, French, Italian and Spanish

For AB200 only

  • Measures pH and Conductivity/TDS/Resistivity/Salinity
  • Temperature is measured in two channels
  • High accuracy thermistor built in to the conductivity probe, or separately along with the pH reading
For AB150, 250 only
  • 0.001pH resolution
  • Calibrate with user-selected custom pH buffer values
For AB250 only
  • Measures pH and Ion Selective
  • NIST-Traceable Calibration Models (-CERT)
    • Helps meet ISO, FDA, USDA and EPA quality assurance guidelines
    • Includes measurement of meter accuracy at five test points across pH range
    • Includes measurement of meter accuracy at five test points across corresponding mV range
    • Testing performed by accredited laboratory; includes NIST-Traceable certificate