YSI PRO20 Manual do Utilizador descarregar pdf (Página 39)

Temperature values display Over or

Undr on run screen.

1) Sample temperature is less than -5º C

or more than +55

C . Increase or

decrease the sample temperature to

bring within the allowable range.

2) Return system for service.

SPECIFICATIONS

Parameter Range Resolution Accuracy

-5 to 55 ºC * 0.1 ºC ± 0.3 ºC Temperature

23 to 113 °F 0.1 °F ± 0.6 ºF

0 to 200% air

saturation

1% or 0.1%, user

selectable

± 2% of the reading or

2% air saturation,

whichever is greater

200 to 500%

air saturation

1% or 0.1%, user

selectable

± 6% of the reading

0 to 20 mg/L 0.1 or 0.01 mg/L,

user selectable

±2% of the reading or

0.2 mg/L, whichever is

greater

Dissolved Oxygen

20 to 50 mg/L 0.1 or 0.01 mg/L,

user selectable

±6% of the reading

Barometer 400.0 to 999.9

mmHg**

0.1 mmHg ± 5 mmHg within 5

°C of calibration

temperature***

* Automatic Dissolved Oxygen Temperature Compensation Range is -5 to 45 ºC

**Available barometer units include: mmHg, inHg, mbars, psi, or KPa

***For operating temperatures below 10 °C or above 40 °C, the barometer must be

recalibrated to maintain accuracy specification.

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YSI PRO20 Manual do Utilizador Página 39