Hanna-instruments PCA 300 Series Manual do Utilizador descarregar pdf (Página 10)

SPECIFICATIONS

PCA 300 PCA 301

Range 0.00 to 5.00 mg/L 0.00 to 5.00 mg/L

Free Cl

Total Residual Cl

Resolution 0.01 mg/L

Accuracy ±8% of reading or ±0.05 mg/L

whichever is greater

Typical EMC ±0.05 mg/L

Deviation

Minimum 0.05 mg/L

detectable level

Repeatability ±0.05 mg/L

Response time Related to the sampling time selected.

Typical for a full scale step change and

5 minutes between two consecutive

samples: one sampling cycle for 90%

response and two sampling cycles for

100% response

Sampling rate Adjustable from 3 to 102 minutes

Sample inlet 0.07 bar (1psig) min., 4 bar (57.2 psig)

pressure max. An internal regulator reduces

pressure from 4 bar (57.2 psig) to

1 bar (14.3 psig)

Sample flow Flow rate of 300 mL/min is recom-

range mended. Minimum and maximum

allowed are 100 mL/min and

500 mL/min, respectively

Sample 5 to 40°C (41 to 104°F)

temperature range

Interferences Oxidizing agents such as: Iodine,

Bromine, Ozone, Chlorine Dioxide,

Permanganate, Hexavalent Chromium.

Hardness must not exceed 1000 mg/L

as CaCO

. Alkalinity must not exceed

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 59 60

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Hanna-instruments PCA 300 Series Manual do Utilizador Página 10