Residual Chlorine Analyzer for Water Quality Measuring
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Product Highlights
- Integrated System Design: Integrates residual chlorine and temperature measurement with centralized controller management.
- Flexible Signal Output: Outputs RS485 and 4-20mA signals for easy integration with existing monitoring systems.
- Easy Maintenance: Equipped with digital electrodes for plug-and-use installation and simple maintenance.
- OEM/ODM Support: Supports OEM and ODM services with 20+ years of R&D experience and 50+ patents.
- Wide Application Range: Suitable for power plants, water treatment, drinking water, pharmaceuticals, and swimming pools.
- Reliable Quality Control: 100% OQC inspection before shipping with testing pictures and videos provided.
- CE Certified: Product holds CE certification ensuring compliance with safety and quality standards.
Product Attributes
- Customization
- Available
- After-sales Service
- Provided
- Warranty
- Provided
- Model NO.
- CLG-2059S/P
- Residual Chlorine
- 0-20.00mg/L
- Transport Package
- Carton Box
- Specification
- 600mm*400mm*230mm(L*W*H)
- Trademark
- BOQU
- Origin
- Shanghai, China
- HS Code
- 90278099
- Production Capacity
- 1500PCS/Month
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Residual Chlorine Analyzer for Water Quality Measuring
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Product Description
CLG-2059S/P Online Residual Chlorine Analyzer
ClG-2059S/P residual chlorine analyzer can directly integrate the residual chlorine into a whole machine, and centrally observe and manage it on the controller; the system integrates water quality online analysis, database and calibration functions in one, and it is Chlorine data collection and analysis provide great convenience.
1. The integrated system can measure residual chlorine and temperature;
2. With original controller, it can output RS485 and 4-20mA signals;
3. Equipped with digital electrodes, plug and use, simple installation and maintenance;

| Model | CLG-2059S/P | |
| Measurement configuration | Temp/residual chlorine | |
| Measuring range | Temperature | 0-60ºC |
| Residual chlorine analyzer | 0-20mg/L(pH:5.5-10.5) | |
| Resolution and accuracy | Temperature | Resolution:0.1ºC Accuracy:±0.5ºC |
| Residual chlorine analyzer | Resolution:0.01mg/L Accuracy:±2% FS | |
| Communication Interface | 4-20mA /RS485 | |
| Power supply | AC 85-265V | |
| Water flow | 15L-30L/H | |
| Working Environment | Temp:0-50ºC; | |
| Total power | 30W | |
| Inlet | 6mm | |
| Outlet | 10mm | |
| Cabinet size | 600mm×400mm×230mm(L×W×H) | |




1.Who are we?
BOQU instrument focus on R&D and production of Water Quality analyzer&sensor since 2007. Our mission is To be brightest eye for water quality monitoring on earth.
★ Employees: 200+ people
★ Annual growth rate: 35%
★ R&D experiences: 20+ years
★ Technical patents: 50+
★ Annual production quantities: 150,000pcs
★ Cooperation companies: Boehringer Ingelheim, CM, Roche
★ Main Industries: Power plant, Water treatment plant, Drinking water, Pharmaceutical, Fish farming, Swimming pool.
2. How can we guarantee quality?
1) 100% OQC for all of products before shipping
2)Testing pictures and videos to be provided before shipping
3.What's our main business?
Whole solution for water quality instruments. Including analyzers and sensors for pH, COD, BOD,conductivity, Dissolved Oxygen, Turbidity, TSS, Residual chlorine, Ammonia, Nitrate, Hardness and etc..
4. Why choose us instead of other suppliers?
1) Manufacturer was established since 2007, top supplier of water quality instrument.
2)One stop solution provider for water quality monitoring, thousands of projects reference.
3)24 hours after-sales service team, products training on time.
4)20+ years R&D experience, support OEM & ODM service.
5)50+ Patents for water quality analyzer and sensor
5. What service can we provide?
Incoterms: FOB, CFR, CIF, EXW, FAS, CIP, FCA, CPT, DEQ, DDP, DDU,
Express Delivery: DAF, DES;
Payment Currency: USD, EUR, JPY, CAD, AUD, HKD, GBP, CNY,CHF;
Payment method: T/T, MoneyGram, Credit Card, PayPal,Western Union, Cash, Escrow;
Language: English, Chinese, Spanish, Korean
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR2142034". Items marked "" are certified.
Company Profile
Shanghai Boqu Instrument Co., Ltd was established in 2007, and located in Kangqiao Town Pudong New Area Shanghai. It is the professional manufacturer of electrochemical instrumentation and electrode combine with the R&D, production and sales. The main products include pH, ORP, conductivity, ion concentration, dissolved oxygen, turbidity, alkali acid concentration and electrode etc.
Our company focus on product quality and after-sales service, adhere to the quality principle of"Aspiring excellence, Creating perfect", obedience to the work style of "Integrity rigorous, Pragmatic and Efficient", to promote "Innovation, Development and Win-Win " spirit of enterprise, with advanced technology and equipment, professional technology as the foundation, high-quality products and perfect after-sales service won the trust of our customers and partners!
We sincerely hope that on the basis of mutual benefit with friends at home and abroad to join hands in creating development and harmonious! Welcome domestic and foreign merchants to come to seek common cause!
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory
- Address
- No. 118 Xiuyan Road, Pudong District, Shanghai, China
-
Plant Area
- 1368 square meters
-
Number of Employees
- 111
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shanghai Port
Our Production Capability & Technical Expertise
-
Main Products
- PH, ORP, Conductivity, Dissolved Oxygen, Residual Chlorine, Turbidity, TSS, Ion Ammonia Nitrogen, Nitrate Nitrogen, Blue-Green Algae, Chlorophyll A, COD Analyzer & Sensor (electrode)
-
Production Machines
- Assembly Line
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 10 people
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2007-05-23
- Export Year
- 2014-01-06
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic
-
Number of Foreign Trading Staff
- 12
-
Overseas Agent/Branch
- No
Our Certifications, Standards & Industry Recognition
-
Product Certification
- CE
FAQ
- What is the measurement range for residual chlorine?
- The measuring range for residual chlorine is 0-20mg/L, with a pH range of 5.5-10.5.
- What communication interfaces are supported?
- The analyzer supports 4-20mA and RS485 communication interfaces for data transmission.
- What is the power supply requirement?
- The device requires an AC power supply of 85-265V with a total power consumption of 30W.
- Does the manufacturer provide OEM/ODM services?
- Yes, the manufacturer supports OEM and ODM services, backed by 20+ years of R&D experience.
- What is the warranty and after-sales service policy?
- Warranty and after-sales service are provided. The team offers 24-hour support and timely product training.
- What are the payment methods accepted?
- Accepted payment methods include T/T, MoneyGram, Credit Card, PayPal, Western Union, Cash, and Escrow.
- What is the typical lead time for orders?
- The average lead time is within 15 workdays for both peak and off-season periods.
- What certifications does the product have?
- The product is CE certified, ensuring it meets necessary safety and quality standards.
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