Online Chlorine Dioxide Analyzer with CD4.2 Sensor for Municipal Tap Water

Published on by for Dabeco

Online Chlorine Dioxide Analyzer with CD4.2 Sensor for Municipal Tap Water

An online analytical instrument that adopts a genuine German-imported CD4.2 sensor and operates on the principle of the coated dual-electrode constant current method; it is widely applied in municipal tap water treatment, secondary pressure-boosted water supply systems in pipe networks, as well as water quality monitoring for food factories and beverage factories, and boasts a suite of outstanding features including a fast response speed of up to 15 seconds , built-in automatic temperature compensation to enhance measurement accuracy, no requirement for zero calibration, a flexible measurement range, two input signal interfaces supporting simultaneous measurement of one additional parameter such as pH, ORP, conductivity, turbidity, or dissolved oxygen, multiple data output methods, support for diverse controller installation modes and a durable structure made of cast aluminum with high strength, oxidation resistance, corrosion resistance, and an IP65 protection class.

The online chlorine dioxide analyzer adopts a genuine German-imported CD4.2 chlorine dioxide sensor and operates on the principle of the coated dual-electrode constant current method.

Application

Municipal tap water, secondary pressure-boosted water supply in pipe networks, water for food factories and beverage factories

Features

1. Response speed up to 15 seconds (maximum)

2. Built-in automatic temperature compensation to improve measurement accuracy

3. No zero calibration required; calibration cycle no more than 3 months

4. Small measurement range of 0~0.5mg/L, with a minimum detection limit of 0.005mg/L

5. Two input signal interfaces, supporting simultaneous measurement of any one parameter among pH, ORP, conductivity, turbidity, dissolved oxygen, etc.

6. Multiple data output methods: 4~20mA, RS485 MODBUS

7. Controller supports wall mounting/panel mounting/pipe clamp mounting

8. Made of aluminum alloy, featuring high strength, oxidation resistance and corrosion resistance, with a protection class of up to IP65

TECHNICAL PARAMETERS

Measurement Parameter

Chlorine Dioxide

Measurement Range

0.005~0.500/2.000mg/L; 0.05~5.00/10.00/20.00mg/L

Lower Detection Limit

0.005mg/L (depending on the range)

Resolution

0.001mg/L (depending on the range)

Response Time

T90≈15 seconds

Drift

Approx. -1 per month (after calibration at 25℃, pH=7.2)

pH Range

1.0~12.0

Maintenance

Membrane cap replacement cycle: 1 year (depending on water quality)

Flow Rate

In flow cell: 250~500mL/min

Operating Temperature

0~45℃

Display

LCD screen

Power Supply

105~235VAC, 50±1Hz / 24VDC±5 (DC optional)

Analog Output

Two analog outputs (load resistance <500Ω)

Digital Output

RS485 interface, MODBUS RTU protocol

Relay Output

Three relays, 5A 250VAC, 5A 30VDC

Material

Bottom case: Cast aluminum with spray coating; Top cover: PA66+30GF with spray painting

Dimensions

145*145*174mm (H*W*D)

Protection Class

IP65

Certification

CE, RoHS, REACH (sensor)

 

 

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