|
모델명
|
HI 4521
|
|
측정범위
|
pH
|
-2.0 to 20.0; -2.00 to 20.00; -2.000 to 20.000
|
|
최소측정단위
|
0.1 pH; 0.01 pH; 0.001 pH
|
|
정확도
|
±0.1 pH; ±0.01 pH; ±0.002 pH
|
|
측정범위
|
mV
|
±2000 mV
|
|
최소측정단위
|
0.1 mV
|
|
정확도
|
±0.2 mV
|
|
측정범위
|
Conductivity
|
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
|
|
최소측정단위
|
0.001 ㎲/cm; 0.01 ㎲/cm; 0.1 ㎲/cm; 0.001 mS/cm; 0.01 mS/cm; 0.1 mS/cm; 1 mS/cm
|
|
정확도
|
±1% of reading (±0.01 ㎲/cm)
|
|
측정범위
|
Resistivity
|
1.00 to 99.99 Ohm/m; 100.0 to 999.9 Ohm/m; 1.000 to 9.999 kOhm/m; 10.00 to 99.99 kOhm/m; 100.0 to 999.9 kOhm/m; 1.00 to 9.99 MOhm/m; 10.0 to 100.0 MOhm/m
|
|
최소측정단위
|
0.01 Ohm/m; 0.1 Ohm/m; 0.001 kOhm/m; 0.01 kOhm/m; 0.1 kOhm/m; 0.01 MOhm/m; 0.1 MOhm/m
|
|
정확도
|
±1% of reading (±1 Ohm/m)
|
|
측정범위
|
TDS
|
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
|
|
최소측정단위
|
0.001 ppm; 0.01 ppm; 0.1 ppm; 0.001 ppt; 0.01 ppt; 0.1 ppt
|
|
정확도
|
±1% of reading (±0.01 ppm)
|
|
Factor
|
0.40 to 1.00
|
|
측정범위
|
Salinity
|
Practical salinity: 0.00 to 42.00; Natural seawater: 0.00 to 80.00 ppt; Percent: 0.0 to 400.0%
|
|
최소측정단위
|
0.01 for practical salinity/natural sea water; 0.1% for percent scale
|
|
정확도
|
±1% of reading
|
|
측정범위
|
Temp
|
-20.0 to 120℃; -4.0 to 248.0℉; 253.15 to 393.15K
|
|
최소측정단위
|
0.1℃; 0.1℉; 0.1K
|
|
정확도
|
±0.2℃; ±0.4℉; ±0.2K
|
|
보정
|
pH
|
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
|
|
Conductivity
|
Auto standard recognition, custom calibration solution/4 point calibration
|
|
Salinity
|
Percent scale 1point (with HI 7037 buffer)
|
|
Temp
|
3 points
|
|
입력채널(s)
|
1 pH/mV + 1 EC
|
|
보정체크
|
pH 전극과 버퍼조건
|
|
Temp 보정 (pH)
|
자동 또는 수동 -20.0 to 120.0℃
|
|
Temp 보정 (EC)
|
Linear and non-linear (natural water)
|
|
Log-on-demand/Automatic Data Logging
|
10 Lots, 5000 samples per lot/10 Lots, 5000 samples per lot
|
|
상대 mV 오프셋 측정범위
|
±2000 mV
|
|
자동 종료점
|
Yes
|
|
PC Connection
|
Opto-isolated USB and RS232
|
|
Display
|
액정상에서 도움말, 그래프, 언어선택, 환경설정 가능한240 x 320 도트메트릭스 칼라액정
|
|
Power
|
12 VDC adapter (included)
|
|
Dimensions
|
159 x 230 x 93 mm (6.3 x 9.1 x 3.7")
|
|
Weight
|
800 g (1.8 lb.)
|
