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Measurement technical characteristics:
C
HLORINE
Measurement principle
Potentiometric
Measurement range
0 – 2 / 0 – 20 / 0 – 200 ppm Free Chlorine
Resolution
+/- 0.01 ppm Free Chlorine
Accuracy
+/- 2% F.S.
Repeatability
98%
Set-Point
2 ON/OFF relay outputs
(max 16A 230Vac resistive load, max 5A 230Vac inductive load, with
interference suppression varistors)
P
H
Measurement principle
Potentiometric
Measurement range
00.00 ÷ 14.00 pH
Resolution
± 0.01 Ph
Accuracy
± 0.2% F.s.
Repeatability
98%
Input impedance
> 10 GOhm
Polarisation
< 1 pA
Set-Point
2 ON/OFF relay outputs
(max 16A 230Vac resistive load, max 5A 230Vac inductive load, with
interference suppression varistors)
REDOX
Measurement principle
Potentiometric
Measurement range
0 - 2000mV
Resolution
± 1mV
Accuracy
± 0.2% F.s.
Repeatability
98%
Input impedance
> 10 GOhm
Set-Point
2 ON/OFF relay outputs
(max 15A 230Vac resistive load, max 5A 230Vac inductive load, with
interference suppression varistors)
T
EMPERATURE
Measurement principle
Thermistor
Sensor
Probe PT1000 / PT100 – 4 wires
Measurement range
0.0 – 60.0 °C
Resolution
± 0.1 °C
Accuracy
± 2% F.s.
Repeatability
98%
Set-Point
1 ON/OFF relay outputs
(max 16A 230Vac resistive load, max 5A 230Vac inductive load, with
interference suppression varistors) (not avaiable in connection box).
ENGLISH
47
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