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Orion Star A325 Portable pH/Conductivity meter / ¿À¸®¿Â Star A325 ÈÞ´ë¿ë pH/Àüµµµµ ¹ÌÅÍ |
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Æø³ÐÀº pH, mV, ORP, Àüµµµµ, ÃÑ¿ëÁ¸°íü (TDS), ¿°µµ, ÀúÇ×·Â ¹× ¿Âµµ Å×½ºÆ® ¹× ÇöÀå ÀÀ¿ëÀ» À§ÇØ ¼³°èµÈ Thermo Scientific¢â Orion¢â Star A325 pH and Conductivity Portable Meter¸¦ »ç¿ëÇÏ¿© ÇÊ¿äÇÑ ¸ðµç °÷¿¡¼ ³ôÀº Á¤È®µµ¿Í ¿ì¼öÇÑ ¼º´ÉÀ» ¾òÀ» ¼ö ÀÖ½À´Ï´Ù. IP67 µî±Þ ÇÏ¿ì¡ÀÌ ÀåÂøµÈ ÀÌ ¹æ¼ö ÃøÁ¤±â¸¦ »ç¿ëÇÏ¿© ±î´Ù·Î¿î À§Ä¡ÀÇ ½Ã·á¸¦ Æò°¡ÇÒ ¼ö ÀÖ½À´Ï´Ù. µÎ °³ÀÇ ÃøÁ¤±â ä³ÎÀ» »ç¿ëÇÏ¿© pH ¹× Àüµµµµ¸¦ µ¿½Ã¿¡ ÃøÁ¤Çϰųª °¢ ä³ÎÀ» µû·Î º¼ ¼ö ÀÖ½À´Ï´Ù. ½Ã°£/³¯Â¥ ½ºÅÆÇÁ¿Í ÇÔ²² ÃÖ´ë 5,000°³ÀÇ µ¥ÀÌÅÍ Æ÷ÀÎÆ® ¼¼Æ®¸¦ ·Î±ëÇϸç ÇÁ¸°ÅÍ ¶Ç´Â ÄÄÇ»ÅÍ·Î ·Î±×¸¦ Àü¼ÛÇÒ ¼ö ÀÖ½À´Ï´Ù.
Specifications
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pH Mode
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Range
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-2.000 to 20.000
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Resolution
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0.1, 0.01, 0.001
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Relative Accuracy
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¡¾0.002
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Calibration Points
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up to 5
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mV Mode
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Range
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¡¾2000.0
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Resolution
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0.1
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Relative Accuracy
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¡¾0.2mV
or ¡¾0.05% of reading whichever is greater
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Calibration Points
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1
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Conductivity
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Range
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0.00 to 3000 mS
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Resolution
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0.01 uS minimum;
4 significant figures minimum
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Relative Accuracy
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0.5% reading ¡¾1 digit
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Reference Temperature
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5 ¡Æ, 10 ¡Æ, 15¡Æ, 20¡Æ, 25¡ÆC
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Compatible Cell
Constants
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0.001 to 199.9
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Calibration Points
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up to 5
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Resistivity
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Range
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2 Ohm to 100Meg-Ohm
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Resolution
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2 ohms-cm
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Relative Accuracy
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0.5% ¡¾ 1 digit
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Salinity
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Type
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Practical salinity
or natural sea water, multilanguage interface, direct control of Star stirrer probe 096019 (sold separately)
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Range
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0.01 to 80.0 ppt
NaCl equivalent;
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0.01 to 42 ppt
practical salinity
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Resolution
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0.01
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Relative Accuracy
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¡¾
0.1
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TDS
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Range
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0 to 200 ppt
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Resolution
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4 significant digits
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Relative Accuracy
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¡¾0.5%
reading ¡¾1 digit
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TDS Factor Range
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Linear, 0.01 to
10.00
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Temperature
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Range
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-5 to 105¡ÆC
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Resolution
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0.1
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Relative Accuracy
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¡¾0.1
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Offset Calibration
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1 point
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Inputs/Outputs
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Inputs
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BNC, reference
pin, 8-pin mini-DIN, stirrer port
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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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Environmental
Operating Conditions
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Warranty
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3-year meter replacement
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