Introduction
A portable chlorine meter is a handheld instrument used to measure the concentration of chlorine in water and other solutions, and it is used for monitoring chlorine in drinking water, swimming pools, wastewater, cooling water, and industrial processes, for disinfection control, and for safety and regulatory compliance. The meter measures the free chlorine, combined chlorine, or total chlorine concentration using various methods, including the colorimetric DPD method, in which a reagent reacts with chlorine to produce a colored compound, and the color intensity, measured with a photometer or by visual comparison, is proportional to the chlorine concentration; the amperometric method, in which the chlorine is measured with an electrochemical sensor; and the potentiometric method with an ion-selective electrode, and the portable meter is battery-operated and designed for field use, with a digital display and, in many models, data logging. Portable chlorine meters are used by water treatment operators for monitoring the chlorine residual in drinking water distribution systems, by pool and spa operators for checking the chlorine level in swimming pools, by environmental agencies for testing wastewater and surface water, by industry for monitoring cooling water and process water, by food processing for sanitizing solutions, and by health and safety inspectors, and they are used for routine monitoring, for verifying disinfection, for troubleshooting, and for compliance testing, and they are available with features such as automatic calibration, temperature compensation, and different measurement ranges. With their convenience and accuracy, portable chlorine meters are essential for chlorine monitoring in the field.
Portable Chlorine Meter LPCL-T2011
Portable Chlorine Meter measures free chlorine ranging from 0.01 to 5.00 mg/L and chlorine dioxide ranging from 0.02 to 10.00 mg/L. The three-step process uses spectrophotometry to analy...
Portable Chlorine Meter LPCL-T2010
Portable Chlorine Meter is small size designed and developed based on colorimetric method. Designed with low-power single-chip technology, good man-machine interface. Features with Auto-...
Standards
ISO 7393-2:2017-Water quality-Determination of free chlorine and total chlorine-Colorimetric DPD method
Complies with the above standards, but is not limited to them.
Features
1. Portable chlorine meter for measuring free and total chlorine in water.
2. Colorimetric or amperometric measurement for on-site water quality testing.
3. Suitable for water treatment, swimming pools, environmental, food and clinical.
4. Includes meter, reagents, sample cells, calibration and operation manual.
5. Supports chlorine measurement for disinfection control, water quality and safety.
FAQ
Q1: What testing scenarios is this meter mainly applied to?
A: The portable chlorine meter is used in water treatment plants, swimming pools, environmental monitoring, food and beverage, healthcare, aquaculture and field testing to measure free chlorine and total chlorine in water for disinfection control, water quality assessment and safety compliance. It supports drinking water chlorine residual monitoring for regulatory compliance, swimming pool and spa water quality testing, wastewater effluent disinfection verification, food processing water sanitation, healthcare facility water safety, environmental water monitoring, and field testing. The portable design enables on-site measurement without sending samples to a laboratory, providing immediate results for disinfection control. It is essential for water treatment, swimming pools, environmental, food, healthcare and field applications requiring portable chlorine measurement for disinfection control, water quality, regulatory compliance and safety, where the portable colorimetric or amperometric meter provides immediate on-site measurement of free and total chlorine, supporting drinking water safety, pool maintenance, wastewater treatment, food sanitation and environmental monitoring in field and facility environments requiring reliable, convenient chlorine residual testing capability.
Q2: What standards does the meter comply with?
A: The portable chlorine meter follows ISO 7393 for free and total chlorine, EPA methods, Standard Methods for the Examination of Water and Wastewater, and relevant GB/T standards including GB 5750 for drinking water. The hardware complies with IEC 61010 safety standards. Calibration should use certified chlorine standards or NIST-traceable calibration. Drinking water limits follow applicable regulations (WHO, EPA, GB 5749).
Q3: What is the warranty period for the whole machine and key components?
A: The whole chlorine meter is covered by a 12-month warranty. The sensor/optics, electronics and display are covered, while reagents, sample cells, batteries and fuses are consumables or accessories. Damage from improper use, sensor contamination or unauthorized repair is excluded.
Q4: Is this device difficult to operate? Is professional training required?
A: Operation is simple: add reagent to sample, place in meter, and read result. No professional training is required for basic use, but users should follow proper sample handling, reagent use and calibration procedures. We provide an operation manual and remote guidance. Proper reagent handling and measurement technique are important for accurate results.
Q5: What is the typical lead-time for order delivery?
A: Standard models require 7-30 working days. In-stock units can ship within 3-7 working days. Custom configurations or large built-to-order systems may require additional time, and we confirm the exact schedule before order confirmation.
Q6: Is regular calibration required? What is the recommended calibration cycle?
A: Calibration with certified chlorine standards recommended every 1-3 months for critical monitoring. Routine verification with a standard before each use session for regulated work. Reagent lot verification when changing reagents. Sensor or optics condition checked. Battery replacement when needed. Full meter calibration annually.
Q7: Are supporting consumables universal?
A: Reagents, sample cells and batteries are available from water testing suppliers, though reagent compatibility should be verified. Long-term consumable cost is low to moderate depending on test frequency and reagent type.
Q8: Can I customize parameters or supporting accessories?
A: Customization includes measurement method (colorimetric DPD, amperometric), chlorine range, free/total/bound chlorine, data logging, communication and accessories. Additional reagents, sample cells and accessories can be ordered separately. Custom orders extend delivery lead-time.
Q9: Does the purchase include on-site installation and commissioning service?
A: No installation is required for portable meters. The package includes the chlorine meter, reagents, sample cells and instruction manual. On-site training service is available at additional cost for water treatment setup.
Q10: What types of water are compatible with this equipment?
A: The portable chlorine meter measures free chlorine and total chlorine in drinking water, pool water, wastewater, process water and other aqueous solutions within the chlorine range and specification. Highly colored, turbid or high-suspended-solids water may interfere with colorimetric methods and require sample preparation or amperometric measurement. Very high chlorine levels may require dilution. Users should follow the specific test method (DPD colorimetric, amperometric), use fresh reagents within expiration date, calibrate regularly, protect reagents from heat and light, report results as free chlorine and total chlorine in mg/L (ppm), and compare with applicable regulatory limits (e.g., drinking water 0.3-4 mg/L free chlorine residual). The meter should be used with proper sample handling, and the sample should be tested immediately after collection for accurate chlorine residual (chlorine dissipates over time). For wastewater or highly contaminated water, sample dilution or filtration may be required. The meter should be stored in a cool, dry place, and reagents should be properly stored to maintain accuracy.
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