Endress+Hauser CCS50D, Operating Instructions Manual

Page: 45 / 52

CCS50D Technical data
Hauser 45
Flow
velocity
[cm/s]
Volume flow [l/h]
Flowfit
CCA250
Flowfit
CCA151
FlexdipCYA112
Minimum 15 30 5 The sensor is suspended freely in the medium; pay
attention to the minimum flow velocity of 15 cm/s
during installation.
Maximum 80 145 20
12.4.3 pH range
Stability range of chlorine dioxide (ClO
2
) pH 2 to 10
1)
Calibration pH 4 to 8
Measurement pH 4 to 9
From pH values > 9, ClO
2
is unstable and decomposes.
1) Up to pH 3.5 and in the presence of chloride ions (Cl
-
), free chlorine is produced and included in the
measurement
12.4.4 Flow
At least 5 l/h (1.3 gal/h), in the Flowfit CCA151 flow assembly
At least 30 l/h (7.9 gal/h), in the Flowfit CCA250 flow assembly
12.4.5 Minimum flow
At least 15 cm/s (0.5 ft/s) , e.g. with Flexdip CYA112 immersion assembly
12.5 Mechanical construction
12.5.1 Dimensions
→  16
12.5.2 Weight
Sensor with membrane cap and electrolyte (without protection cap and without adapter) Approx. 95 g (3.35 oz)
12.5.3 Materials
Sensor shaft PVC
Membrane PVDF
Membrane cap PVDF
Protection cap • Vessel: PC Makrolon (polycarbonate)
• Seal: Kraiburg TPE TM5MED
• Cover: PC Makrolon (polycarbonate)
Sealing ring FKM
12.5.4 Cable specification
max. 100 m (330 ft), incl. Cable extension