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Thermo Scientific™ Orion™ 720Aplus and 920Aplus pH/mV/ISE Benchtop Meters

  • Meter Electrode Holder Only option has meter, electrode holder, instruction manual, power xupply, cord and plug for required voltage
  • Meter/Electrode option includes meter, Ross™ Ultra combination electrode, instruction manual, cord and plug
    • Meter/Manual Only option has meter, instruction manual. Requires power xupply, cord and plug for required voltage (oeder separately)
    • Meter/Adapter Only option has meter, instruction manual, power xupply, cord and plug for required voltage

Products 1
Catalog Number Mfr. No. Description Price Qty Availability  
Catalog Number Mfr. No. Description Price Qty Availability  
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Thermo Scientific™
N/A 720Aplus benchtop Dual-Channel 110V meter w/pH electrode This item has been discontinued by the manufacturer and is no longer available. Please call customer service for assistance: 1-800-766-7000.
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  • Direct ISE and pH readout
  • Simultaneous data/temperature display
  • Stability display
  • Selectable resolution
  • Absolute and relative mV modes
  • Adjustable isopotential point
  • pH autocalibration; calibrate at up to five pH/ISE points
  • Auto blank correction
  • Manual or automatic temperature compensation with optional probe
  • Self-diagnostics and user prompts
  • Choice of printout options at ready, at timed intervals, or on demand
  • Memory storage for calibration and data points
  • Two-way RS-232-C port

  • Models 920 Aplus™ and 720Aplus provide dual inputs, store two sets of calibration in memory; have recorder and KF outputs and numeric keypad
  • Model 920Aplus permits incremental ISE techniques; Model 920Aplus gives temperature-corrected ISE readout and electrode identification; has calibration edit function for changing one or more calibration points without doing a complete calibration
Models 920Aplus and 720Aplus
  • Autobuffer recognition and 25-point datalogging including time/date of last calibration; have vacuum fluorescent display

Warranty and Services

Three years

† Selectable to 0.1, 0.01 or 0.001pH.
‡ Relative mV range: 0 to ±1999.9mV.
†† n = number of electrons exchanged in electrode reaction process.

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