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Help CenterPLC Controlled Liquid Chlorine Dosing Unit With Fully Automatic Operation and Standard Compliant
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Welcome to Tianjin ZhuoLiNeng (ZLN) Technology Co., Ltd. – your trusted manufacturer of precision chemical dosing solutions. Our PLC Controlled Liquid Chlorine Dosing Unit with Fully Automatic Operation and Standard Compliant is engineered to deliver unmatched accuracy, safety, and reliability for critical disinfection processes. Designed for seamless integration into water treatment plants, industrial processes, and municipal systems, this dosing unit leverages advanced PLC technology to automate chlorine injection, ensuring consistent residual levels while minimizing operator intervention. Backed by our certified production facility and years of expertise, this unit offers a perfect balance of performance and compliance with international standards.
Key Features & Technical Specifications
PLC-Based Automatic Control: Equipped with a programmable logic controller (PLC) and intuitive HMI touch screen for real-time monitoring, parameter adjustment, and data logging. The system supports remote control via Ethernet/RS485 (optional).
High-Precision Dosing: Uses diaphragm or peristaltic metering pumps with ±1% accuracy, ensuring precise liquid chlorine injection even under varying flow conditions.
Standard Compliant Design: Manufactured in accordance with quality management system and other applicable standards (details available upon request). All wetted parts are corrosion-resistant (UPVC/PP/SS316 options) to handle aggressive chemicals.
Fully Automatic Operation: Includes proportional control (4-20mA or pulse input), auto-prime function, low-level alarm, and fail-safe shutdown to prevent overdosing or damage.
Robust Safety Features: Integrated leak detection, emergency stop, pressure relief valve, and double containment design for safe chlorine handling.
Customizable Configurations: Flow range from 0.1 to 1000 L/h, working pressure up to 10 bar, and multi-pump assemblies for high-capacity applications.
Durable Construction: Weatherproof enclosure (IP65) suitable for indoor and outdoor installation, with optional heating/cooling systems for extreme environments.
Technical Parameters (Standard Model ZLN-CL-500)
| Parameter | Value |
| Max Flow Rate | 500 L/h |
| Operating Pressure | 6 bar |
| Control Accuracy | ±1% |
| Power Consumption | 0.75 kW |
| Dimensions (L×W×H) | 1200×800×1600 mm |
| Weight | approx. 120 kg |
| Enclosure Protection | IP65 |
Benefits for Your Business
Reduced Operational Costs: Automatic dosing eliminates manual adjustment, reducing labor and chemical waste by up to 30%.
Enhanced Safety: Leak-proof design and automated alarms protect personnel and equipment from hazardous chlorine exposure.
Compliance Made Easy: Pre-set dosing programs help meet local discharge regulations and WHO guidelines for water disinfection.
Easy Integration: Standard analog/digital communication interfaces allow seamless connection to existing SCADA or BMS systems.
Low Maintenance: Self-cleaning features and durable materials extend service intervals and reduce downtime.
Global Support: Our team in Tianjin exports to markets across North America, South America, Europe, Asia, Africa, and Oceania, with fast shipping from Tianjin Port.
Why Choose ZLN Technology?
As a dedicated manufacturer with certification, we have supplied thousands of dosing units to clients worldwide. Our factory adheres to strict quality control procedures, while our experienced engineers provide customized solutions for unique applications. With shipment from Tianjin Port and competitive lead times, we ensure reliable delivery. Contact us today to request a quote or discuss your specific requirements – we are committed to delivering value and performance.
Frequently Asked Questions (FAQ)
Q: What is the typical flow rate range of this dosing unit?
A: Standard models offer flow rates from 0.1 L/h up to 1000 L/h. Custom units for higher capacities can be built on request.Q: Can the PLC controller interface with existing SCADA systems?
A: Yes, the controller supports Modbus RTU/TCP, Profibus, or other protocols (optional). Please specify your communication requirements at order time.Q: What materials are used for wetted parts?
A: Standard material is UPVC; options include PP, PVDF, or SS316 for aggressive chemicals. All materials are selected for corrosion resistance.Q: Is the unit suitable for outdoor installation?
A: Yes, the enclosure is IP65 rated for dust and water ingress protection. For extreme environments, we recommend an optional sunshield or heater.Q: Does the product comply with international safety standards?
A: Our manufacturing facility is certified. Specific compliance (e.g., CE, ATEX) can be arranged as an option – please inquire with our sales team.Q: What is the typical lead time?
A: Standard units ship within 15-20 working days. Custom orders may take 30-45 days depending on complexity.Q: Do you provide installation and commissioning support?
A: Yes, remote guidance is included. On-site support is available at extra cost, especially for large-scale projects.Q: What warranty do you offer?
A: We provide a 12-month warranty from shipment date against manufacturing defects. Extended warranty plans are available.
Take the next step towards efficient and safe chlorine dosing. Request a quotation or technical datasheet from Tianjin ZLN Technology – your reliable partner in water treatment.
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