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Orion Star A323 RDO/DO Portable meter / ¿À¸®¿Â Star A323 ÈÞ´ë¿ë DO ¹ÌÅÍ |
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Specifications
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DO Mode
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Concentration Range
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Polarographic: 0 to 90mg/L;
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RDO optical: 0 to 50mg/L
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Concentration Resolution
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0.01, 0.1
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Relative Accuracy
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Polarographic: ¡¾0.2mg/L; ¡¾2%
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RDO optical: ¡¾0.1mg/L up to 8mg/L, ¡¾0.2mg/L up to 20mg/L, 10% of reading beyond; ¡¾2%
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% Saturation Range
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Polarographic: 0 to 600;
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RDO optical: 0 to 500
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% Saturation Resolution
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0.1, 1
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Salinity Factor
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0 to 45 ppt, manual
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Calibration
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Water-saturated air, air-saturated water, manual (Winkler) and zero point
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Temperature Mode
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Range
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-5¡Æ to 105¡Æ (23¡Æ to 221¡Æ)
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Resolution
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0.1 (0.1)
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Relative Accuracy
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¡¾0.1
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Inputs/Outpus
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Inputs
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9-pin mini-DIN
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Sensor Types
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Polarographic or RDO (optical/luminesce-based) DO
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Data Management
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2000 points with date/time stamp
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Output
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RS-232, USB
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Display
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Graphic LCD; simultaneous display of measurement, temperature, date/time, sample
ID, user ID and more
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Power Supply
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Four "AA" batteries or optional universal AC line voltage
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Environmental Operating Conditions
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Relative Humidity
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5 to 85% noncondensing
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Warranty
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3-year meter replacement
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