model no. : jpb-605
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