| After-sales Service: | Following Updating |
|---|---|
| Warranty: | Under Discussion |
| Weight: | 5kg |
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| 1.Adopting three-electrode measuring system, the measurement is stable and reliable; |
| 2.Can simultaneously display sodium ion concentration (μg/L) and temperature (ºC) values; |
| 3.Supporting the calibration of secondary addition method, suitable for low concentration samples; |
| 4.Support automatic temperature compensation function; |
| 5.With constant pressure device to keep the flow rate of the measuring cell stable and improve the measurement stability of the instrument; |
| 6.Support automatic upper and lower limit alarm function and power failure protection function; |
| 7.With (4~20) mA DC isolated signal output, output upper limit and output lower limit can be set arbitrarily; |
| 8.With RS-232 or RS-485 digital interface (2 choose 1); |
| 9.Optional pH automatic adjustment system, supporting automatic adjustment of sample pH value. |
| Model | DWG-8025A | |
| Measuring range | Sodium ion | (0.1~1000)µg/L |
| temperature | (-10.0~120.0)°C | |
| Resolution | Sodium ion | 0.1µg/L, 1µg/L |
| Temperature | 0.1°C | |
| Instrument Error | Sodium Ion | ±10% of reading ±0.1µg/L |
| Temperature | ±0.5ºC(0.0ºC≤T≤60.0ºC);±1.0ºC(others) | |
| Basic error of electronic unit | Sodium ion | ±3% reading ±0.1µg/L |
| Temperature | ±0.3ºC | |
| Instrument Repeatability | 5% of reading | |
| Stability | ±10% of readings/24h | |
| Electronic unit stability | ±3% reading/24h | |
| Instrument protection level | IP65 | |
| Power supply | AC:(220±22)V,(50±0.5)Hz | |
| Inlet water flow rate | 20mL/min | |
| Water inlet/outlet pipe diameter | Inlet: Φ6 Drainage: Φ10 |
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| Dimension (mm), Weight (kg) | Electronic unit 144×144×150, 2 Measuring unit 628×288×224, 5 |
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| Opening size (mm) | Electronic unit 138×138 Measuring unit 600x260 |
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