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10. Technical data
10.1 General data
•
AQC-D3: hydromechanically driven unpressurised flow
armature with open outlet for sample water.
•
Measuring parameters:
– free chlorine, chlorine dioxide, ozone
– optional: pH value, redox potential, temperature (for
compensation of pH, Cl
, ClO
2
•
Sample water:
– min. conductivity: 50 µS/cm
– temperature: 0 to 50 °C
– pH value (only measuring parameter Cl
– inlet pressure: max. 4 bar, min. 0.3 bar
– counter-pressure: p
(open outflow)
amb
– pressure difference: max. 0.3 bar.
•
Permissible ambient temperature: 0 to 50 °C.
•
Permissible storage temperature:
– –20 to +65 °C
– Electrodes: –10 to +30 °C.
Observe the installation and operating
Caution
instructions of the electrodes!
•
Permissible humidity: max. 90 % relative humidity (no
condensation).
•
Sample water flow rate: min. 20; max. 60 l/h.
•
Materials of parts that come into contact with the media:
PMMA, PVC, steel, PTFE, EPDM.
•
Electrode materials: Glass, metal, noble metal, PPO
(polyphenylene oxide), PA 6.6.
•
Connections:
– inlet: for PVC tube 6/12 or PVC pipe 12 x 1.2
– outlet: for PVC tube 6/12 or PVC pipe 12 x 1.2.
Measuring parameters: chlorine, chlorine dioxide and ozone
•
Measuring ranges: Dependent on measuring amplifier.
See section 10.3.1 Measuring range for measuring
parameters Cl
, ClO
, O
, pH, Redox.
2
2
3
•
Sensitivity: < 20 ppb.
•
Accuracy: < ± 5 % of full-scale value.
•
Repeatability: < ± 4 %.
•
Response time: t
< 60 s.
90
10.2 Versions
•
Power supply:
– 230/240 V (50/60 Hz) (standard)
– 115-120 V (50/60 Hz)
– 24 VDC.
•
Equipment / options:
– electrode (gold) (standard) (for free chlorine, chlorine
dioxide, ozone)
– electrode (platinum)
– redox single-rod electrode
– redox electrode (with DIP)
– pH single-rod electrode.
10.2.1 AquaCell AQC-D3 potentiostatic measuring cell
•
Cables:
– cable for reference electrode, pH or redox single-rod
electrode, 3 m, with free cable end
– cable for measuring electrode, 3 m, with free cable end.
•
Options
– water sensor with cable, 3 m.
, O
).
2
3
: pH 4.5 - 8.5)
2
10.2.2 Preassembled systems
•
Cables
– cable for reference electrode, pH or redox single-rod
electrode, 1 m, preconnected
– cable for measuring electrode, 1 m, preconnected.
•
Options:
– water sensor with cable, 1 m.
Product numbers of the spare parts and optional accessories, see
section 16. Spare parts and accessories.
10.3 Measuring ranges
10.3.1 Measuring range for measuring parameters Cl
O
, pH, Redox
3
Preassembled system with Conex DIA
Cl
ClO
2
2
[mg/l]
[mg/l]
[mg/l]
0.00-0.50
0.00-0.50
0.00-0.50
0.00-1.00
0.00-1.00
0.00-1.00
0.00-2.00
0.00-2.00
0.00-2.00
0.00-5.00
0.00-5.00
0.00-5.00
0.0-10.0
0.0-10.0
0.0-20.0
freely selectable between
0.0-50.0
0.0-50.0
0.00-5.00
Preassembled system with Conex DIS-D
Cl
ClO
2
[mg/l]
[mg/l]
0.00-2.00
0.00-2.00
0.00-20.00
0.00-20.00
* Effective measuring range: 0.00-5.00
Preassembled system with DIP
Cl
ClO
2
2
[mg/l]
[mg/l]
[mg/l]
0.00-0.50
0.00-0.50
0.00-0.50
0.00-1.00
0.00-1.00
0.00-1.00
0.00-2.00
0.00-2.00
0.00-2.00
0.00-5.00
0.00-5.00
0.00-5.00
0.0-10.0
0.0-50.0
0.0-30.0
freely selectable between
0.0-30.0
0.0-50.0
0.00-5.00
10.3.2 Measuring range for temperature
(not with Conex DIS-D)
°C
0 to +50
0 to +100
–5 to +120
, ClO
2
Redox
O
3
pH
(ORP)
[mV]
–1500-
0.00-14.00
+1500
2.00-12.00
0-1000
5.00-9.00
–1500-
0.00-14.00
+1500
O
2
3
[mg/l]
0.00-2.00
0.00-20.00*
Redox
O
3
pH
(ORP)
[mV]
–1500-
0.00-14.00
+1500
2.00-12.00
0-1000
5.00-9.00
–1500-
0.00-14.00
+1500
°F
32 to 122
32 to 212
23 to 248
,
2
11
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