Specifications Multifunction Hanna HI 98129 | |
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Parameter | |
PH scale | 0.00 to 14.00 pH |
Range EC | from 0 to 3999 mS / cm |
TDS | from 0 to 2000 ppm |
Scale temperature | 0.0 to 60.0 ° C / 32.0 to 140.0 ° F |
Resolution pH | 0.01 pH |
EC resolution | 1 mS / cm |
TDS resolution | 1 ppm |
Temperature resolution | 0.1 ° C / 0.1 ° F |
Accuracy pH (at 20 ° C) | ± 0.05 pH |
EC accuracy (at 20 ° C) | ± 2% FS |
Accuracy TDS (at 20 ° C) | ± 2% FS |
Accuracy at 20 ° C temperature | ± 0.5 ° C /±1.0°F |
Temperature Compensation | pH: Automatic; EC / TDS: automatic with ß adjustable from 0.0 to 2.4% / ° C |
PH calibration | Automatic 1 or 2 points with 2 sets of memorized buffers (pH 4.01 / 7.01 / 1.10 or pH 4.01 / 6.86 / 9.18) |
EC calibration | Automatic 1-point |
TDS calibration | Automatic 1-point |
EC / TDS Factor | selectable 0.45 to 1.00 ppm = 1 mS / cm |
PH electrode | Replaceable pH electrode HI 73127, single fiber junction, gel electrolyte (included) |
Terms of use | from 0 to 50 ° C; RH max 100% |
Supply | 4 1.5V / approximately 100 hours of continuous use; auto-off after 8 minutes of inactivity |
Dimensions and weight | 163 x 40 x 26 mm / 100 g |