Online dissolved oxygen meter are used in effluent treatment, pure water, boiler water, surface water, electroplate, electron, chemical industry, pharmacy, food production process, environmental monitoring, brewery, fermentation etc.
Technical Indexes
| Measuring range | 0.0~200.0% | 0.00 to 20.00ppm |
| Resolution | 0.1 | 0.1 |
| Accuracy | ±1%FS | ±1%FS |
| Temp. compensation | Pt 1000/NTC22K | |
| Temp. range | -10.0 to +130.0℃ | |
| Temp. compensation range | -10.0 to +130.0℃ | |
| Temp. accuracy | ±0.5℃ | |
| Current range of electrode | -2.0 to +400 nA | |
| Accuracy of electrode current | ±0.005nA | |
| Polarization | -0.675V | |
| Display | Back light, dot matrix | |
| DO current output1 | Isolated, 4 to 20mA output , max. load 500Ω | |
| Temp. current output 2 | Isolated, 4 to 20mA output , max. load 500Ω | |
| Current output accuracy | ±0.05 mA | |
| RS485 | Mod bus RTU protocol | |
| Maximum relay contacts capacity | 5A/250VAC,5A/30VDC | |
| Cleaning setting | ON: 1 to 1000 seconds, OFF: 0.1 to 1000.0 hours | |
| One multi function relay | clean/period alarm/error alarm | |
| Language selection | English/Chinese | |
| Waterproof grade | IP65 | |
| Power supply | From 90 to 260 VAC, power consumption < 4 watts, 50/60Hz | |
| Installation | panel/wall/pipe installation | |
| Weight | 0.9Kg | |
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