Grundfos AquaCel AQC-D3, Инструкция по установке и эксплуатации

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11
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
2
, ClO
2
, O
3
).
• Sample water:
– min. conductivity: 50 µS/cm
– temperature: 0 to 50 °C
– pH value (only measuring parameter Cl
2
: pH 4.5 - 8.5)
– inlet pressure: max. 4 bar, min. 0.3 bar
– counter-pressure: p
amb
(open outflow)
– 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.
• 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
2
, ClO
2
, O
3
, pH, Redox
.
• Sensitivity: < 20 ppb.
• Accuracy: < ± 5 % of full-scale value.
• Repeatability: < ± 4 %.
• Response time: t
90
< 60 s.
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.
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
2
, ClO
2
,
O
3
, pH, Redox
Preassembled system with Conex DIA
Preassembled system with Conex DIS-D
* Effective measuring range: 0.00-5.00
Preassembled system with DIP
10.3.2 Measuring range for temperature
(not with Conex DIS-D)
Caution
Observe the installation and operating
instructions of the electrodes!
Cl
2
[mg/l]
ClO
2
[mg/l]
O
3
[mg/l]
pH
Redox
(ORP)
[mV]
0.00-0.50 0.00-0.50 0.00-0.50 0.00-14.00
–1500-
+1500
0.00-1.00 0.00-1.00 0.00-1.00 2.00-12.00 0-1000
0.00-2.00 0.00-2.00 0.00-2.00 5.00-9.00
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 0.00-14.00
–1500-
+1500
Cl
2
[mg/l]
ClO
2
[mg/l]
O
3
[mg/l]
0.00-2.00 0.00-2.00 0.00-2.00
0.00-20.00 0.00-20.00 0.00-20.00*
Cl
2
[mg/l]
ClO
2
[mg/l]
O
3
[mg/l]
pH
Redox
(ORP)
[mV]
0.00-0.50 0.00-0.50 0.00-0.50 0.00-14.00
–1500-
+1500
0.00-1.00 0.00-1.00 0.00-1.00 2.00-12.00 0-1000
0.00-2.00 0.00-2.00 0.00-2.00 5.00-9.00
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 0.00-14.00
–1500-
+1500
°C °F
0 to +50 32 to 122
0 to +100 32 to 212
–5 to +120 23 to 248