Beijing HiYi Technology Co., Ltd
| Payment Terms | T/T, L/C, Western Union, MoneyGram |
| Supply Ability | 10000 set/month |
| Delivery Time | 3-7 days |
| Packaging Details | paper carton |
| Certifications | High-impact resistance, IP-67, CE |
| Graphic Display | Graphic |
| Multiparameter | Yes |
| Parameters Measured | Dissolved Oxygen, Temperature |
| Power | Over 2000 hours at 25°C, 4 alkaline C-cells |
| Waterproof | floats, IP-67 (even with the battery cover off) |
| Brand Name | HiYi |
| Model Number | 550A |
| Certification | CE, ISO13485, ISO9001 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C, Western Union, MoneyGram | Supply Ability | 10000 set/month |
| Delivery Time | 3-7 days | Packaging Details | paper carton |
| Certifications | High-impact resistance, IP-67, CE | Graphic Display | Graphic |
| Multiparameter | Yes | Parameters Measured | Dissolved Oxygen, Temperature |
| Power | Over 2000 hours at 25°C, 4 alkaline C-cells | Waterproof | floats, IP-67 (even with the battery cover off) |
| Brand Name | HiYi | Model Number | 550A |
| Certification | CE, ISO13485, ISO9001 | Place of Origin | China |
| High Light | ysi 550a ，ysi 550a dissolved oxygen instrument ，long battery life dissolved oxygen instrument | ||
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) |
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2001
Total Annual:
10000000-15000000
Employee Number:
30~50
Ecer Certification：
Verified Supplier
HiYi Techonology is a professional company of committed to the development of the gas detection industry, has more than 15-year experience in specializing in the research, development, manufacture and sale of gas detectors. With the strong technical force and economic strength, company is constan... HiYi Techonology is a professional company of committed to the development of the gas detection industry, has more than 15-year experience in specializing in the research, development, manufacture and sale of gas detectors. With the strong technical force and economic strength, company is constan...
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