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Tianjin ZLN Technology Co., Ltd. introduces the Fully Automatic Hydrochloric Acid Dosing Skid, a precision-engineered solution designed to optimize chemical dosing in wastewater treatment plants. As an certified manufacturer with over a decade of experience, we deliver a turnkey system that ensures accurate pH control, reduces chemical waste, and minimizes operator intervention. This skid integrates high-quality components with a smart PLC controller, providing reliable performance even in harsh industrial environments.
Below are the key features and technical specifications that make this dosing skid a top choice for water treatment professionals worldwide:
Key Features
Fully Automatic Operation: Equipped with a programmable logic controller (PLC) and human-machine interface (HMI) touch screen, allowing for automatic dosing based on real-time pH or ORP readings. No manual adjustments required.
High Chemical Resistance: All wetted parts are constructed from corrosion-resistant materials such as UPVC, PPH, or 316L stainless steel (customizable), ensuring long service life with hydrochloric acid.
Precision Dosing: Uses high-accuracy diaphragm metering pumps with adjustable stroke length and frequency, delivering consistent flow within ±1% accuracy.
Compact Skid Design: Pre-mounted on a sturdy frame with integrated piping, valves, and safety features. Easy to transport, install, and maintain.
Safety First: Includes leak detection sensors, pressure relief valves, emergency stop buttons, and overflow protection to prevent accidents.
Remote Monitoring & Control: Optional connectivity for SCADA systems, enabling remote operation, data logging, and alarm notifications.
Energy Efficient: Low power consumption components and smart dosing algorithms reduce chemical and electricity usage.
Technical Specifications
| Parameter | Value |
| Tank Material | UPVC / PPH / Stainless Steel (optional) |
| Tank Capacity | 500 L – 5,000 L (custom) |
| Pump Flow Rate | 0 – 600 L/h (adjustable) |
| Pump Pressure | Up to 10 bar |
| Control Voltage | 220 V / 380 V / 415 V, 50/60 Hz |
| Power Consumption | ≤ 1.5 kW (typical) |
| Operating Temperature | 5°C – 50°C |
| Protection Class | IP54 (standard), IP65 (optional) |
Customer Benefits
Reduced Labor Costs: Automatic operation eliminates the need for constant manual monitoring, freeing up operators for other tasks.
Optimized Chemical Usage: Precise dosing minimizes chemical waste, saving up to 15-20% on hydrochloric acid consumption compared to manual methods.
Improved Process Stability: Real-time pH regulation ensures consistent effluent quality, helping meet environmental discharge standards.
Quick Installation: As a pre-assembled skid, it reduces on-site piping and wiring work, lowering installation time and costs.
Low Maintenance: High-quality components and simple design reduce downtime. Spare parts are readily available.
Backed by Tianjin ZLN Technology Co., Ltd., a manufacturer with certification, every dosing skid undergoes rigorous quality inspection before shipment. We export to over 20 countries and regions worldwide, including North America, Europe, Southeast Asia, and Africa. Our professional team offers comprehensive after-sales support, including installation guidance, troubleshooting, and customizable configurations. With a robust supply chain and efficient production, we ensure timely delivery from our Tianjin port. Choose ZLN for reliable, cost-effective wastewater treatment solutions.
Frequently Asked Questions
Q: What type of pump is used for hydrochloric acid dosing?
A: Our standard skid uses a diaphragm metering pump with PTFE diaphragms, capable of handling concentrated HCl up to 37%. Peristaltic pumps are also available upon request.Q: Can the skid be integrated with existing PLC systems?
A: Yes, the control panel supports Modbus RTU, Profibus, or Ethernet communication for easy integration with your SCADA or DCS system.Q: What is the lead time for this dosing skid?
A: Typical lead time is 15–30 working days after order confirmation, depending on customization requirements.Q: Do you provide installation and training services?
A: Yes, we provide detailed manuals and remote support. On-site training is available at an additional cost.Q: What safety features are included?
A: The skid includes a double-walled tank with an overflow alarm, pressure relief valve, emergency stop, and leak detection tray.Q: Can you customize the tank material for other chemicals?
A: Absolutely. We can supply PPH, PVDF, or stainless steel tanks for different chemical compatibility. Please advise your specific fluid.Q: How do you ensure the skid is corrosion-resistant?
A: All wetted parts are made from acid-resistant materials, and the frame is coated with anti-corrosion paint. For extreme environments, we offer upgraded coatings.Q: What is the warranty period?
A: Standard warranty is 12 months from the date of shipment, covering manufacturing defects. Extended warranty is negotiable.
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