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Residual chlorine sensors are based mostly on completely different measuring rules, can be divided into diaphragm polarographic sensor and fixed voltage sensor.
Used for continuous monitoring of residual chlorine.
diaphragm polarographic sensor, cathode, anode, electrolyte and cathode covered with a layer of fuel permeable skinny movie composition. ไดอะแฟรม remaining chlorine in the tested resolution diffuses to the cathode by way of the diaphragm, and the cathode and anode are acceptable the polarization voltage can reduce the residual chlorine at the cathode, and these chemical reactions occur in the residual chlorine in the measured resolution chlorine is proportional to the present.
fixed voltage sensor, composed of two platinum electrodes and a reference electrode to form a microbattery measurement system. During measurement, a secure electrical potential is maintained at the measuring finish of the electrode, and totally different parts are produced under this electrical potential generate different, nicely linear current intensities.
polarographic sensor is characterised by:
Sensitive response, high accuracy, good stability

Simple operation and small maintenance

Suitable for all kinds of media, film isn’t simple to wreck, air pollution resistance

fixed voltage type sensor is characterized by:
With secure zero performance, to make sure correct and dependable measurement

Simple construction, straightforward to scrub

It is suitable for measuring residual chlorine, chlorine dioxide and ozone in water

Correction:
Zero point correction

Zero correction with chlorine-free water

Slope correction

Actual measurements are made in a portable or laboratory setting

Make alignment

Matters needing consideration:
PH should be controlled at 5-8pH

The flow must be controlled at 60-80L/H

The strain is within 4bar

Read more about water high quality:
Turbidity meter working precept

Main water high quality indicators

COD VS BOD

What is salinity meter?
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Residual chlorine sensors are primarily based on completely different measuring ideas, could be divided into diaphragm polarographic sensor and fixed voltage sensor.
Used for continuous monitoring of residual chlorine.
diaphragm polarographic sensor, cathode, anode, electrolyte and cathode lined with a layer of fuel permeable thin movie composition. The remaining chlorine in the tested answer diffuses to the cathode via the diaphragm, and the cathode and anode are acceptable the polarization voltage can scale back the residual chlorine at the cathode, and these chemical reactions occur in the residual chlorine within the measured resolution chlorine is proportional to the present.
fixed voltage sensor, composed of two platinum electrodes and a reference electrode to type a microbattery measurement system. During measurement, a secure electrical potential is maintained at the measuring end of the electrode, and completely different components are produced beneath this electrical potential generate completely different, well linear current intensities.
polarographic sensor is characterized by:
Sensitive response, excessive accuracy, good stability

Simple operation and small maintenance

Suitable for all kinds of media, film is not straightforward to break, air pollution resistance

constant voltage type sensor is characterised by:
With steady zero efficiency, to make sure accurate and reliable measurement

Simple construction, simple to wash

It is appropriate for measuring residual chlorine, chlorine dioxide and ozone in water

Correction:
Zero point correction

Zero correction with chlorine-free water

Slope correction

Actual measurements are made in a conveyable or laboratory setting

Make alignment

Matters needing consideration:
PH should be controlled at 5-8pH

The flow should be controlled at 60-80L/H

The stress is within 4bar

Read more about water high quality:
Turbidity meter working precept

Main water high quality indicators

COD VS BOD

What is salinity meter?