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Thermo Scientific™ 3 Pack: Orion™ Star A211 pH Benchtop Meter Kit: PROMO

Measure pH, mV and temperature with the durable and dependable Thermo Scientific™ Orion Star™ A211 pH Benchtop Meter.

Manufacturer:  Thermo Scientific™ STARA2117P3

 View more versions of this product

Catalog No. STARA2117P3

This item has been discontinued by the manufacturer and is no longer available. Please call customer service for assistance: 1-800-766-7000.



Large LCD Display:

  • Plain language screen prompts, soft keys that update for easy selection
  • Multilanguage interface that supports English, Spanish, French, Italian, German and Chinese
  • AUTO-READ™ that locks in the stable reading on your screen, ready indicator alerts when readings are stable and timed reading gathers data in specific time intervals


  • Up to five point pH calibration with automatic recognition for USA/NIST™ and DIN buffers
  • Calibration editing for fixing calibration errors without a complete recalibration
  • Non-volatile memory to hold up to 2000 data points with time and date stamp
  • USB and RS232 ports and complimentary data analysis software to easily transfer data and keep meter software up-to-date
  • Direct control of the Orion Star stirrer probe (096019, sold separately) for mixing samples without a stir plate


  • Electrode arm and newly designed probe holder make it easier to maintain and place probes into samples
  • Universal power adapter works with almost every AC power source, or use four AA batteries (sold separately) to run the meter on DC power
  • IP54-rated housing handles splashes
  • Wall-mountable if table space is a problem


0.1°C, 0.1°F
1 point temperature offset calibration
-5.0 to 105.0 °C
0.9 kg
2 lb.
±0.002 pH
Yes, selectable
4 x AA (sold separately)
1 to 5
Orion Star A211 pH benchtop meter kit with general purpose pH/ATC electrode, solutions and stand
0.1, 0.01, 0.001
Star A211 pH meter, 9157BNMD Triode epoxy-body pH/ATC electrode, 910199 pH buffer and solution kit, electrode stand, universal power adapter, literature CD, printed quick start guide, computer interface cable and meter test certificate
BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe), stirrer input (stirrer probe)
Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
10 per channel with password protection
Orion Star A211 pH/mV/RmV/ORP/Temperature Benchtop Meter
pH electrode, ORP electrode, reference half-cell electrode, ATC temperature probe, stirrer probe (includes 9157BNMD Triode pH/ATC electrode)
5 to 85%, non-condensing
±2000 mV
22.0 to 221.0 °F
5 to 45°C (ambient)
3 year meter warranty
Manual or automatic with ATC temperature probe
Universal 50-60 Hz, 100-240 VAC power adapter (Cat. No. 1010003)
±0.2 mV or ±0.05% of reading whichever is greater
High/low limit alarm, calibration due alarm
800 hr.
pH with calibration editing option, relative mV (RmV), ORP and temperature
Transfer single, range or all data points to printer or computer
CE, TUV 3-1, FCC Class A
24 x 18 x 11cm (9.5 x 7.1 x 4.3 in.)
-2.000 to 20.000
7.000 pH
Non-volatile memory preserves data log, calibration log and meter settings
pH, mV, relative mV (RmV) or ORP with temperature
USB, RS-232
Universal AC adapter (included) or 4 AA batteries (sold separately)
0.1 mV
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