Why does my Hanna Instruments Measuring Instruments shut off?
The meter might be shutting off because the batteries are dead, or the auto-off feature is enabled. To solve this, replace the batteries or press the On/Off button to restart the meter.
What to do if Hanna Instruments Measuring Instruments meter fails to calibrate or gives faulty readings?
If your Hanna Instruments Measuring Instruments meter isn't calibrating or is giving incorrect readings, the probe might be broken. Replacing the probe should resolve this issue.
What to do if Hanna Instruments Measuring Instruments display shows DO reading blinking?
If the DO reading is blinking on your Hanna Instruments Measuring Instruments, it means the reading is out of range. You should recalibrate the meter and ensure the sample is within the measurable range.
What to do if by pressing On/Off Hanna Instruments Measuring Instruments don't starts or don't stops?
If your Hanna Instruments Measuring Instruments isn't responding to the On/Off button, it might be due to an initialization error. Try pressing and holding the On/Off key for about 15 seconds.
General| Measurement Range (pH) | -2.00 to 16.00 pH |
|---|---|
| Measurement Range (Dissolved Oxygen) | 0.00 to 45.00 mg/L (ppm) |
| Resolution (pH) | 0.01 pH |
| Resolution (ORP) | 1 mV |
| Resolution (Dissolved Oxygen) | 0.01 mg/L (ppm) |
| Accuracy (pH) | ±0.01 pH |
| Accuracy (ORP) | ±1 mV |
| Temperature Compensation | Automatic, 0 to 50°C (32 to 122°F) |
| Display | LCD |
| Power Supply | 4 x 1.5V AA batteries |
| Type | Portable |
| Measurement Range (ORP) | ±2000 mV |
| Calibration (Dissolved Oxygen) | Automatic, 1 or 2 points |
| Weight | 300 g (0.66 lb) |
| Environment | 0 to 50 °C |
| Probe | HI76407 |
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