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모델명
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HI 4522
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측정범위
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pH
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-2.0 to 20.0; -2.00 to 20.00; -2.000 to 20.000
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최소측정단위
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0.1 pH; 0.01 pH; 0.001 pH
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정확도
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±0.1 pH; ±0.01 pH; ±0.002 pH
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측정범위
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mV
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±2000 mV
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최소측정단위
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0.1 mV
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정확도
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±0.2 mV
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측정범위
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ISE
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1 x 10 -7 to 9.99 x 1010 concentration
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최소측정단위
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1; 0.1; 0.01 concentration
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정확도
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±0.5% (monovalent ions);±1%
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Factor
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0.40 to 1.00
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측정범위
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EC
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0.000 to 9.999 ㎲/cm; 10.00 to 99.99 ㎲/cm;
100.0 to 999.9 ㎲/cm; 1.000 to 9.999 mS/cm;
10.00 to 99.99 mS/cm; 100.0 to 999.9 mS/cm; 1000 mS/cm
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최소측정단위
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0.001 ㎲/cm; 0.01 ㎲/cm; 0.1 ㎲/cm; 0.001 mS/cm; 0.01 mS/cm; 0.1 mS/cm; 1 mS/cm
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정확도
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±1% of reading (±0.01 S/cm)
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측정범위
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Resistivity
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1.00 to 99.99 Ohm•cm; 100.0 to 999.9 Ohm•cm; 1.000 to 9.999 kOhm•cm; 10.00 to 99.99 kOhm•cm; 100.0 to 999.9 kOhm•cm; 1.00 to 9.99 Mohm•cm; 10.0 to 100.0 Mohm•cm
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최소측정단위
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0.01 Ohm•cm; 0.1 Ohm•cm; 0.001 kOhm•cm; 0.01 kOhm•cm; 0.1 kOhm•cm; 0.01 Mohm•cm; 0.1 Mohm•cm
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정확도
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±2% of reading (± 1Ohm•cm)
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측정범위
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TDS
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0.000 to 9.999 ppm; 10.00 to 99.99 ppm; 100.0 to 999.9 ppm; 1.000 to 9.999 ppt; 10.00 to 99.99 ppt; 100.0 to 400.0 ppt
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최소측정단위
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0.001 ppm; 0.01 ppm; 0.1 ppm; 0.001 ppt; 0.01 ppt; 0.1 ppt
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정확도
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±1% of reading (±0.01 ppm)
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요소
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0.40 to 1.00
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측정범위
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염도
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Practical Salinity: 0.00 to 42.00; Natural Seawater: 0.00 to 80.00 ppt; Percent: 0.0 to 400.0%
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최소측정단위
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0.01 for practical salinity / natural sea water; 0.1% for percent scale
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정확도
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±1% of reading
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측정범위
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온도
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-20.0 to 120℃; -4.0 to 248.0℉; 253.15 to 393.15K
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최소측정단위
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0.1℃; 0.1℉; 0.1K
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정확도
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±0.2℃; ±0.4℉; ±0.2K
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보정
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pH
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Automatic up to 5 points with 8 memorized values
(pH 1.68, 3.00, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45) + 5 custom buffers
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ISE
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Automatic up to 5 points with 6 standard + 5 custom values
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EC
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Auto standard recognition, custom calibration solution / 4 point calibration
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염도
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Percent scale -- 1 point (with HI 7037 buffer)
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Temp
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3 points
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Relative mV Offset Range
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±2000 mV
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Input Channel(s)
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1 pH/mV/ISE + 1 EC
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보정확인
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pH 전극과 버퍼상태
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Temp 보정 (pH)
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자동 또는 수동 -20.0 to 120.0℃
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Temp 보정 (EC)
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Linear and non-linear (natural water)
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Log-on-demand
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10 Lots, 5000 samples per lot
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Auto Endpoint
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Yes
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PC Connection
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Opto-isolated USB and RS232
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Display
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240 x 320 dot-matrix color LCD with on-screen help, graphing, language selection and custom configuration
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Power
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12 VDC adapter (included)
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