Reliable online measurement of total chlorine – with DULCOTEST sensors.
Total chlorine Total of free and combined chlorine. Recommended sensor: Type CTE, reference method DPD4. more in the glossary refers to the total amount of free chlorine (HOCl, OCl-) and combined chlorine Mono-, di-, trichloroamine. The measuring result of type CLE (free chlorine) is subtracted from the ... more in the glossary (chloramines). Sensors for total chlorine Total of free and combined chlorine. Recommended sensor: Type CTE, reference method DPD4. more in the glossary are used in chloramination, chlorine elimination and wastewater monitoring. The total chlorine Total of free and combined chlorine. Recommended sensor: Type CTE, reference method DPD4. more in the glossary measurement is also used in conjunction with the measurement of free chlorine to measure the amount of combined chlorine Mono-, di-, trichloroamine. The measuring result of type CLE (free chlorine) is subtracted from the ... more in the glossary in swimming pool water.
Our DULCOTEST sensors for total chlorine Total of free and combined chlorine. Recommended sensor: Type CTE, reference method DPD4. more in the glossary are available in the versatile CTE2 series, which has different measuring ranges and signal outputs. The CTE3 series is suitable for special use in the disinfection process of inline electrolysis Chlorine and sodium hydroxide are produced in-situ in electrolysis by passing an electric ... more in the glossary (tubular cell electrolysis Chlorine and sodium hydroxide are produced in-situ in electrolysis by passing an electric ... more in the glossary).
Your benefits
- More accurate and long-term stable total chlorine measurement and determination of combined chlorine thanks to the innovative design of the sensor membrane
- Cost savings due to longer maintenance intervals when changing the membrane cap
- Versatile use in a wide range of water qualities and in combination with many disinfection processes; CTE3 also works trouble-free together with inline electrolysis (tubular cell electrolysis); can also be used at high pH values of up to 9.5
- Versatile use with a wide range of water qualities (pH, salinity, temperature, chemical and contamination load); in combination with many disinfection processes (chlorine gas, sodium hypochlorite, calcium hypochlorite, chloramines); can also be used at high pH values up to 9.5
- Precise, real-time amperometric measurement for efficient process control (short response time)
- Amperometric measuring eliminates interference caused by turbidity or colouration
Field of application
The following list of applications are general examples of generally suitable applications for this product. Please contact your local sales representative to talk about the applicable use of this product in your specific case / environment.
Chlorine measurement in potable water, swimming pool water, industrial water, process water and wastewater
Technical Details
Total chlorine measuring range (different versions)
- 0.01...20.0 mg/l
- pH range 5.5...9.5
- Temperature 5…45 ºC
- Pressure max. 3.0 bar
Sensor for Total Chlorine CTE 2-mA
Long-term stable sensor for total chlorine, including free chlorine and chloramine. Reliable measurement result even at a high pH value in various waters. For use on controllers with mA input.
Your Benefits
- Measured variables: Total chlorine, chlorine compounds in which chlorine acts as an oxidising substance, e.g. free chlorine (HOCl and OCl-), chloramines, etc.
- Improved measurement accuracy due to equalisation of the sensitivities for free and combined chlorine
- Increased long-term stability due to membrane-covered sensor with innovative membrane design. This also prevents interference from changing flow rates or water constituents
- Hydrophilic membrane ensures permeability for different water-soluble oxidising agents to the measuring electrode
- Special reaction system of the electrolyte enables the determination of components that contain oxidising chlorine as well as use at high pH of up to 9.5
Measured variable | Total chlorine |
Reference method | DPD4 |
pH-range | 5.5…9.5 |
Temperature | 5…45 °C |
Max. pressure | 3.0 bar |
Flow | DGMa, DLG III: 30...60 l/h
BAMa: 5...100 l/h (depending on design) |
Supply voltage | 16...24 V DC (2-wire) |
Output signal | Uncalibrated, not temperature-compensated, not electrically isolated |
Electrical Connection | with 2-wire signal cable via 4-pin connector on the sensor and open ends on the measuring device |
Selectivity | Non-selective, cross-sensitive towards many oxidation agents |
Disinfection process | Chlorine gas, hypochlorite, electrolysis with diaphragm, monochloramine, derivatives of chloro-cyanuric acid. Not suited to inline electrolysis (tubular cell electrolysis, use type CTE3 for this). |
Process integration | Bypass: open sample water outlet |
Sensor fitting | BAMa, DGMa, DLG III |
Controllers | D1C, DAC, diaLog X |
Typical applications | Drinking water, process water, waste water. In swimming pools combined with sensors for free chlorine to determine combined chlorine |
Resistance to | surfactants |
Measuring principle, technology | Amperometric, 2 electrodes, diaphragm-covered |
| Measuring range | Order no. |
|---|
CTE 2-mA-0,5 ppm | 0.01…0.5 mg/l | 1136433 |
CTE 2-mA-2 ppm | 0.02…2.0 mg/l | 1133340 |
CTE 2-mA-5 ppm | 0.05…5.0 mg/l | 1136464 |
CTE 2-mA-10 ppm | 0.10…10.0 mg/l | 1133338 |
CTE 2-mA-20 ppm | 0.20…20.0 mg/l | 1136465 |
Sensor for Total Chlorine CTE 2-CAN
Long-term stable sensor for total chlorine, including free chlorine and chloramines. Reliable measurement even at high pH values in various waters. For operation with measuring and control devices with CAN bus connection
Your Benefits
- Measured variables: Total chlorine, chlorine compounds in which chlorine acts as an oxidising substance, e.g. free chlorine (HOCl and OCl-), chloramines, etc.
- Improved measurement accuracy due to equalisation of the sensitivities for free and combined chlorine
- Increased long-term stability due to membrane-covered sensor with innovative membrane design. This also prevents interference caused by changing flow rates or water constituents
- Hydrophilic membrane ensures permeability for different water-soluble oxidising agents to the measuring electrode
- Special reaction system of the electrolyte enables the determination of components containing oxidising chlorine as well as use at high pH of up to 9.5
- Operation on the CAN bus with all the associated advantages
Measured variable | Total chlorine |
Reference method | DPD4 |
pH-range | 5.5…9.5 |
Temperature | 5…45 °C |
Max. pressure | 3.0 bar |
Flow | DGMa, DLG III: 30...60 l/h
BAMa: 5...100 l/h (depending on design) |
Supply voltage | Via CAN interface (11 – 30 V DC) |
Output signal | Uncalibrated, temperature compensated, electrically isolated |
Electrical Connection | via CAN signalling cable with M12, 5-pin plug on the sensor and M12, 5-pin socket on the measuring device |
Selectivity | Non-selective, cross-sensitive towards many oxidation agents |
Disinfection process | Chlorine gas, hypochlorite, electrolysis with diaphragm, monochloramine. Not suited to inline electrolysis (tubular cell electrolysis, use type CTE3 for this). |
Process integration | Bypass: open sample water outlet |
Sensor fitting | BAMa, DGMa, DLG III |
Controllers | DULCOMARIN 3, DULCOMARIN II only with hardware after 06.02.2014 from software version 3035 or later |
Typical applications | Drinking water, process water, waste water. In swimming pools combined with sensors for free chlorine to determine combined chlorine |
Resistance to | surfactants |
Measuring principle, technology | Amperometric, 2 electrodes, diaphragm-covered |
| Measuring range | Order no. |
|---|
CTE 2-CAN-10 ppm | 0.01…10.0 mg/l | 1136030 |
Sensor for Total Chlorine CTE 3-mA
Long-term stable sensor for total chlorine, including free chlorine and chloramine. Fault-free use in inline electrolysis (tubular cell electrolysis). Reliable measurement result even at a high pH value in various waters. For use on controllers with mA input.
Your Benefits
- Measured variables: Total chlorine, chlorine compounds, in which chlorine acts as an oxidising agent, e.g. free chlorine (HOCl and OCl-), chloramines etc.
- Suited to determining the combined chlorine (total chlorine minus free chlorine) in the pool & wellness industry when inline electrolysis (tubular cell electrolysis) is used for chlorination
- Improved measurement accuracy by adjusting sensitivity levels for free and combined chlorine
- Minimal dependence on flow and avoidance of interference caused by substances in the water as the measuring electrodes are protected by an innovative diaphragm system.
- Hydrophilic diaphragm guarantees permeability for different water-soluble oxidising agents towards the measuring electrodes
- The special reaction system of the electrolyte allows components containing oxidising chlorine to be determined and used at a high pH of up to 9.5
Measured variable | Total chlorine |
Reference method | DPD4 |
pH-range | 5.5…9.5 |
Temperature | 5…45 °C |
Max. pressure | 3.0 bar |
Flow | DGMa, DLG III: 30...60 l/h
BAMa: 5...100 l/h (depending on design) |
Supply voltage | 16...24 V DC (2-wire) |
Output signal | Uncalibrated, not temperature-compensated, not electrically isolated |
Electrical Connection | with 2-wire signal cable via 4-pin connector on the sensor and open ends on the measuring device |
Selectivity | Non-selective, cross-sensitive towards many oxidation agents |
Disinfection process | Chlorine gas, hypochlorite, electrolysis with membrane, inline electrolysis (tubular cell electrolysis), monochloramine |
Process integration | Bypass: open sample water outlet |
Sensor fitting | BAMa, DGMa, DLG III |
Controllers | D1C, DAC, diaLog X, DULCOPOOL Pro |
Typical applications | Determination of combined chlorine in swimming pools combined with sensors for free chlorine following the difference method. Also suitable for the disinfection process: Inline electrolysis (tubular cell electrolysis) |
Resistance to | surfactants |
Measuring principle, technology | Amperometric, 2 electrodes, diaphragm-covered |
| Measuring range | Order no. |
|---|
CTE 3-mA-2 ppm | 0.02…2.0 mg/l | 1133132 |
CTE 3-mA-5 ppm | 0.05…5.0 mg/l | 1136466 |
CTE 3-mA-10 ppm | 0.10…10.0 mg/l | 1133337 |
CTE 3-mA-20 ppm | 0.20…20.0 mg/l | 1136467 |
Sensor for Total Chlorine CTE 3-CAN
Long-term stable sensor for total chlorine, including free chlorine and chloramine. Fault-free use in inline electrolysis (tubular cell electrolysis) in the pool & wellness industry by optimising the working electrode. Reliable measurement result even at a high pH value. For use on controllers with CAN-bus connection
Your Benefits
- Measured variables: Total chlorine, chlorine compounds, in which chlorine acts as an oxidising agent, e.g. free chlorine (HOCl and OCl-), chloramines etc.
- Suited to determining the combined chlorine (total chlorine minus free chlorine) in the pool & wellness industry when inline electrolysis (tubular cell electrolysis) is used for chlorination
- Improved measurement accuracy by adjusting sensitivity levels for free and combined chlorine
- Minimal dependence on flow and avoidance of interference caused by substances in the water as the measuring electrodes are protected by an innovative diaphragm system
- Hydrophilic diaphragm guarantees permeability for different water-soluble oxidising agents towards the measuring electrodes
- The special reaction system of the electrolyte allows components containing oxidising chlorine to be determined and used at a high pH of up to 9.5
- Operation on the CAN-bus with all the associated benefits
Measured variable | Total chlorine |
Reference method | DPD4 |
pH-range | 5.5…9.5 |
Temperature | 5…45 °C |
Max. pressure | 3.0 bar |
Flow | DGMa, DLG III: 30...60 l/h
BAMa: 5...100 l/h (depending on design) |
Supply voltage | Via CAN interface (11 – 30 V DC) |
Output signal | Uncalibrated, temperature compensated, electrically isolated |
Electrical Connection | via CAN signalling cable with M12, 5-pin plug on the sensor and M12, 5-pin socket on the measuring device |
Selectivity | Non-selective, cross-sensitive towards many oxidation agents |
Disinfection process | Chlorine gas, hypochlorite, electrolysis with membrane, inline electrolysis (tubular cell electrolysis), monochloramine |
Process integration | Bypass: open sample water outlet |
Sensor fitting | BAMa, DGMa, DLG III |
Controllers | DULCOMARIN 3, DULCOMARIN II only with hardware after 06.02.2014 from software version 3035 or later |
Typical applications | Determination of combined chlorine in the swimming pool in combination with sensors for free chlorine using the differential method. Also suitable for the disinfection process: Inline electrolysis (tubular cell electrolysis) |
Resistance to | surfactants |
Measuring principle, technology | Amperometric, 2 electrodes, diaphragm-covered |
| Measuring range | Order no. |
|---|
CTE 3-CAN-10 ppm | 0.10…10.0 mg/l | 1136031 |
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