A dissolved oxygen meter measures the amount of oxygen dissolved in an aqueous solution. Oxygen is dissolved in water by surrounding air, air flow, and photosynthesis.
Technical parameters
Main features:
Dot matrix backlight LCD display
Automatic temperature compensation and fast response time
Dissolved oxygen electrode (polarographic coated type)
Main technical indexes:
1. Measurement range:
| Dissolved oxygen | (0.0 ~ 20.0)mg/L |
| The temperature | (0 ~ 40 ° C) |
2. Basic error:
| Dissolved oxygen | plus or minus 0.3mg/L |
| Temperature | + 1 ° C for |
3. Residual current: not greater than 0.15mg/L
4, the response time: not more than 30 s (20 ° C at 90% response)
5, automatic temperature compensation scope: (0 ~ 40 ° C)
6. Power source: dc general power (9V ~ 15V, 300mA, inside positive, outside negative)
7. External dimension (mm) : 220 x 200 x 85
8. Weight: 1.5kg