Dissolved oxygen meter, handheld, Orion Star™ A223

Supplier: Thermo Orion
STARA2230 STARA2235
ORIOSTARA2230EA 0 SGD
ORIOSTARA2230 ORIOSTARA2235
Dissolved oxygen meter, handheld, Orion Star™ A223
Electrochemistry Meters Oxygen Meters
This portable DO/RDO meter is ideal for a wide range of applications and advanced dissolved oxygen analysis in the field. It can be used with RDO optical or a polarographic DO probes. The meter is suitable for use in the most demanding locations thanks to its IP67-rated housing.

  • Informative, easy-to-read backlit graphic display with clear onscreen instructions simplifies operation
  • Measurement stability indicator and selectable read modes – Auto-Read holds a stable reading and Continuous shows changing readings with hold option
  • Data log collects and date/
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SPECIFICATIONS

Model A223
DO accuracy Polarographic: ±2 % saturation or ±2% of reading whichever is greater
RDO: ±0,1 mg/l (up to 8 mg/l), ±0,2 mg/l (8 - 20 mg/l), ±10% of reading (up to 50mg/l)
DO concentration 0,00 - 90,00 mg/L (polarographic); 0,00 - 50,00 mg/L (RDO)
DO concentration resolution 0,1 / 0,01 mg/L
DO saturation 0,0 - 600,0 % (polarographic); 0,0 - 500,0 % (RDO)
DO barometric pressure range Automatic or manual, 450 - 850 mmHg
DO probe type Polarographic or RDO optical
DO calibration Water-saturated air, air saturated water, manual (Winkler) and zero point
DO salinity factor Manual, 0 - 45 ppt
Temperature range –5,0...+50,0 °C
Temperature resolution 0,1 °C
Temperature accuracy ±0,1 °C
No. of channels 1
Display Graphic LCD with backlight
Connections 9-pin mini-DIN
Outputs RS232, USB
Battery life 800 h
Power supply AC adapter (not included) or 4 AA batteries (included)
Languages English, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update
Compliance IP 67
Memory Non-volatile memory preserves data log, calibration log and meter settings
Data logging capacity 1000 with date and time stamp
Data logging - log function Manual / Automatic with AUTO-READ™
W×D×H 240×100×65 mm
Weight 0,5 kg
Operating temperature range 5...45 °C (ambient)
Operating humidity range 5 - 85%, non-condensing

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