Beijing HiYi Technology Co., Ltd
Beijing HiYi Technology Co., Ltd
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550A Dissolved Oxygen Instrument
The YSI 550A dissolved oxygen meter is a rugged, user-friendly instrument for dissolved oxygen measurement. The Pro20 can be used in the lab or the field
* Field-replaceable DO electrode modules
* Screw-on cap membranes
* IP-67 case
* Over 2000 hours battery life
* Calibrate in either mg/L or % saturation
| Certifications | High-impact resistance, IP-67, CE |
| Graphic Display | Graphic |
| Measurement Range | Dissolved Oxygen-0 to 500% air saturation/0 to 50 mg/L, Temperature--5 to 45°C |
| Multiparameter | Yes |
| Parameters Measured | Dissolved Oxygen, Temperature |
| Power | Low battery indicator on display, Over 2000 hours at 25°C, 4 alkaline C-cells |
| Sampling | Yes |
| Unit of Measure | Dissolved Oxygen-% air saturation, Temperature-°C, mg/L |
| User Calibratable | Yes |
| User Replaceable | Yes |
| Warranty | 3-year instrument; 1-year DO module |
| Waterproof | floats, IP-67 (even with the battery cover off) |
