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General| Category | Measuring Instruments |
|---|---|
| Model | WTW 315i |
| Measurement Parameter | pH, Conductivity, Dissolved Oxygen, Temperature |
| pH Accuracy | ± 0.01 pH |
| Temperature Accuracy | ± 0.1 °C |
| Display | LCD |
| Interface | USB |
| IP Rating | IP67 |
| Dissolved Oxygen Measurement Range | 0 to 20 mg/L |
| Power Supply | Battery |
Identifies display elements like status indicator, sensor symbol, and measured value display.
Shows connections for pH electrode, reference electrode, and temperature probe.
Warns about connecting electrodes with unallowed voltages or currents.
Outlines available measuring modes: pH value and Redox-voltage (mV).
Explains how to switch between 0.01 and 0.001 pH resolution.
Describes the AutoRead function for signal stability and value freezing.
Emphasizes using a temperature probe for accurate pH measurements.
Describes automatic calibration methods using WTW or DIN standard buffers.
Explains how the instrument evaluates calibration by asymmetry and slope.
Allows selecting display mode (buffer nominal value or current voltage) during pH calibration.
Outlines the steps to change instrument settings, like display during calibration.
Details the key presses required to reset measurement parameters to factory defaults.
Covers dimensions, weight, protection type, electrical class, and ambient conditions.
Details measuring ranges and resolutions for pH, mV, and temperature.
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