|
Orion Star A221 Portable pH meter / ¿À¸®¿Â Star A221 ÈÞ´ë¿ë pH ¹ÌÅÍ |
|
|
|
|
|
|
|
½ÇÇè½Ç ¿ÜºÎ¿¡¼ ½Ã·á¸¦ ºÐ¼®ÇÒ ¶§ ¿î¿¡ ¸Ã±â°í ÃøÁ¤À» ÇÒ ÇÊ¿ä°¡ ¾ø½À´Ï´Ù. Orion Star A221 pH ÈÞ´ë¿ë ÃøÁ¤±â´Â pH Å×½ºÆ® Àü¿ëÀ¸·Î ½Å·ÚÇÒ ¼ö ÀÖ´Â »ç¿ëÀÚ Ä£ÈÀûÀÎ ÆÐÅ°Áö·Î Á¦°øµË´Ï´Ù. ÀÌ ÈÞ´ë¿ë ¹æ¼ö ÃøÁ¤±â¿¡¼´Â »ç¿ëÀÚÀÇ ÃøÁ¤°ª°ú ÇÔ²² ¿Âµµ, ³¯Â¥¿Í ½Ã°£, Æǵ¶ À¯Çü, ÃøÁ¤ ¾ÈÁ¤¼º, È°¼ºÈµÈ º¸Á¤ Á¤º¸¿Í Àü¿ø »óŸ¦ Æ÷ÇÔÇÏ´Â Áß¿ä µ¥ÀÌÅ͸¦ ÇÔ²² Ç¥½ÃÇÕ´Ï´Ù.
|
pH Mode
|
Range
|
-2.000 to 20.000
|
Resolution
|
0.1, 0.01, 0.001
|
Relative Accuracy
|
¡¾0.002
|
Calibration Points
|
up to 5
|
mV Mode
|
Range
|
¡¾2000.0
|
Resolution
|
0.1
|
Relative Accuracy
|
¡¾0.2mV or ¡¾0.05% of reading whichever
is greater
|
Calibration Points
|
1
|
Temperature Mode
|
Range
|
23¡Æ to 221¡ÆF (-5¡Æ to 105¡ÆC)
|
Resolution
|
0.1
|
Relative Accuracy
|
¡¾0.1
|
Inputs/Outputs
|
Inputs
|
BNC, reference pin, 8-pin mini-DIN
|
Data Management
|
2000 points with date/time stamp
|
Output
|
RS-232, USB
|
Display
|
Graphic LCD; simultaneous display of measurement, temperature, date/time, and more
|
Power Supply
|
Four "AA" batteries or optional universal AC line voltage
|
Environmental Operating Conditions
|
Relative Humidity
|
5 to 85% noncondensing
|
Warranty
|
3-year meter replacement
|
| |