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Measurement range:
Dissolved oxygen: (0.0 ~ 20.0)mg/L
The temperature: 0 ~ 40 ° C
Basic error:
Dissolved oxygen: plus or minus 0.3mg/L
Temperature: + 1 ° C
Residual current: not greater than 0.15mg/L
The response time: not more than 30 s (20 ° C at 90% response)
Automatic temperature compensation scope: (0 ~ 40 ° C)
Power source: dc general power (9V ~ 15V, 300mA, inside positive, outside negative)
Weight: 1.5kg
