CL-6850(polarography)

CL-6850 is an industrial online multi-parameter water quality controller adopting advanced membrane-

Product Details

Product Details

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Product Details

Introduction:

CL-6850 is an industrial online multi-parameter water quality controller adopting advanced membrane-free constant voltage free chlorine sensor. It simultaneously monitors free chlorine, hypochlorous acid (HOCl), pH and water temperature in real time, with built-in automatic temperature & pH compensation to guarantee stable and accurate readings.

Equipped with dual limit relay control, isolated 4-20mA output and optional RS485 Modbus communication, it supports automatic dosing control for disinfection systems. Panel embedded installation with IP65 front panel, easy operation via English LCD menu.

Compared with traditional membrane polarographic chlorine electrodes, our constant voltage probe requires no regular replacement of diaphragms or electrolyte, cutting long-term maintenance cost greatly. Widely applied in swimming pools, drinking water plants, bottled water lines, cooling circulating water, RO water treatment, food & pharmaceutical water disinfection projects.

Main Characteristics:

Simultaneously measure Free Chlorine, HOCl, pH and Temperature

Manual & automatic pH and temperature compensation function

Clear LCD screen for multi‑parameter real‑time display

Isolated 4‑20 mA current output for signal transmission

High / low limit ON‑OFF relay control for automatic dosing

Panel embedded installation, cut‑out size: 91×91 mm

IP65 front‑panel protection grade, adapt to industrial harsh environment

Wide power supply: AC 110/220V, DC 12V /24V optional

Main Technical Specifications:

ItemParameter
ModelCL‑6850
Measuring RangeFree Chlorine: 0‑20.00 mg/L

HOCl:0‑10.00 mg/L

pH:0‑14 pH

Temperature:0‑60 ℃
AccuracyFree Chlorine: ±1% or ±0.01 mg/L

HOCl: ±1% or ±0.01 mg/L

pH: ±0.02 pH

Temperature: ±0.5 ℃
DisplayLCD multi‑parameter display
Signal OutputIsolated 4‑20 mA
Control OutputHigh / Low limit ON/OFF relay
Power SupplyAC 110/220V±10% 50/60Hz; DC12V, DC24V
Overall Dimension96×96×115 mm(H×W×D)
Hole Size91×91 mm(H×W)
InstallationPanel embedded mounting
Protection GradeIP65
Working Ambient Temp0‑50 ℃; Humidity ≤90%

Applications:

Widely applied for drinking water, bottled water, power plant, pharmaceutical, chemical, food & beverage, pulp‑paper, swimming pool and all kinds of water‑treatment projects


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FAQS

What parameters can CL‑6850 industrial online analyzer measure?

Down Down

CL‑6850 supports simultaneous real‑time measurement of **Free Chlorine, Hypochlorous acid (HOCl), pH and Temperature**. It can monitor and control disinfectant concentration together with water pH value, widely used for water disinfection process control.

What signal outputs does CL‑6850 provide for system integration?

Down Down

It comes with **isolated 4‑20 mA current output** to transfer measurement data. Meanwhile, high‑limit and low‑limit ON/OFF relay control outputs are available. The relay can directly drive dosing pumps or alarms for automatic disinfection dosing control.

What is the installation method and protection grade of CL‑6850?

Down Down

CL‑6850 is **panel embedded (96×96 mm) mounting**, panel cut‑out hole size is 91×91 mm. Front‑panel protection grade reaches **IP65**, suitable for humid industrial on‑site environment. Working ambient temperature: 0‑50 ℃, relative humidity ≤90%.
CL-6850                  
       
                

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