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Spec
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HI 991300
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HI 991301
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Range:
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pH
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0.00 to 14.00 pH |
0.00 to 14.00 pH |
| EC |
0 to 3999 uS/cm |
0.00 to 19.99 mS/cm |
| TDS |
0 to 2000 ppm |
0.00 to 10.00 ppt |
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degC / degF
|
0.0 to 60.0 degC (32 to 140degF) |
0.0 to 60.0 degC
(32 to 140degF) |
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Resolution:
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pH
|
0.01 pH |
0.01 pH |
| EC |
1 uS/cm |
1 mS/cm |
| TDS |
1 ppm |
1 ppt |
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degC / degF
|
0.1 degC/degF
|
0.1 degC/degF |
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Accuracy (@ 20 degC):
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pH
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+/-0.01 pH |
+/-0.01 pH |
| EC/TDS |
2% Full Scale |
2% Full Scale |
| degC / degF |
+/-0.5 degC (+/-1.0F) |
+/-0.5 degC (+/-1.0F)
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Typical EMC Deviation:
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pH
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+/-0.3pH
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+/-0.3 pH
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EC/TDS
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2% Full Scale |
2% Full Scale |
| degC / degF |
+/-1 degC (+/-1.0 degF) |
+/-1 degC (+/-1.0 degF)
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EC/TDS Calibration
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1 point Automatic
at 1382 ppm (conv.=0.5);
1500 ppm (conv.=0.7);
1413 uS/cm (others) |
1 point Automatic
at 6.44 ppt (conv.=0.5);
9.02 ppt (conv.=0.7);
12880 uS/cm (others) |
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pH Calibration
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Automatic 1 or 2 points with
2 sets of memorized buffers
(4.01/7.01/10.01 or 4.01/6.86/9.18) |
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| EC/TDS Ratios |
Selectable between 0.45,
0.50 (default), 0.55, 0.60, 0.65, 0.68, 0.70, 0.75, 1.00 ppm=1 uS |
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Temperature
Compensation
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pH: Automatic from 0 to
60 degC
EC/TDS: Automatic from 0 to 60 degC with selectable B of
0.0, 1.8, 1.9 (default), 2.0, 2.1, 2.2, 2.3, 2.4% per degC |
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Probe
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HI 1288 pH/EC/TDS with
temp sensor, DIN connector and 1 m (3.3’) cable (included) |
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| Battery Life/Type |
500 hours of continuous use
/ 4 x 1.5V AAA |
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| Environment |
0 to 50 degC (32 to 122 degF);
RH 100% |
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| Dimensions |
143 x 80 x 38 mm (5.6 x 3.1
x 1.5’) |
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| Weight |
320g (11.3 oz) |
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