Multi-Parameter Online Water Quality Monitor | Real-Time pH, COD, Ammonia, TP, TN, Turbidity, DO Analyzer

Real-time, accurate water quality monitoring is essential for drinking water safety, industrial compliance, environmental protection, and public health. A multi-parameter online water quality monitor integrates multiple sensing technologies into one platform, solving the gaps of single-parameter devices and manual sampling.

1. What Is a Multi-Parameter Online Water Quality Monitor?

It is an intelligent IoT terminal that integrates electrochemical, optical, and physical sensing technologies to measure multiple core water quality indicators in real time. Compared with traditional single-parameter instruments, it features lower installation costs, reduced maintenance, space-saving design, and unified data streams.

Core Advantages of All-in-One Design:

Unified water inlet/outlet, no complex plumbing
Wall-mountable, anti-flooding, space-saving
Centralized touchscreen data display
RS485 + 4G transmission for remote cloud access

2. Key Measurable Parameters

A high-performance system covers core indicators, with expandable options based on application needs. Below are common parameters:

Parameter	Typical Range	Significance
pH	0–14	Acidity/alkalinity balance, corrosion control
Dissolved Oxygen (DO)	0–20 mg/L	Biological health indicator for water bodies
Turbidity	0–100/2000 NTU	Water clarity, treatment effectiveness
Conductivity/TDS	0–20000 µS/cm / 0–10000 mg/L	Total dissolved solids, salinity
Disinfectant (Residual Chlorine/Ozone)	0–5/20 mg/L	Drinking water disinfection effect

Expandable parameters: COD, ammonia nitrogen, total phosphorus, total nitrogen, ORP, TSS, and ion-selective probes.

3. Main Application Scenarios

Drinking Water System: Urban/village waterworks, distribution networks, secondary water supply, end-users.
Industrial Wastewater: Manufacturing, chemical, food & beverage plants (compliance monitoring).
Environmental Monitoring: Rivers, lakes, reservoirs (pollution early warning, ecosystem assessment).
Aquaculture: DO, pH, ammonia nitrogen monitoring to reduce fish mortality.
Building Water Safety: Hotels, hospitals, residential complexes (secondary water supply supervision).

4. Selection Criteria

Integrated Design: Unified cabinet, single inlet/outlet, centralized display, and one data transmission interface.
Accuracy & Stability: Turbidity accuracy ±2%/±0.02 NTU, pH accuracy ±0.1, DO accuracy ±3%/±0.2 mg/L.
Sensor Durability: Imported components, optional automatic cleaning to extend calibration intervals.
Connectivity: RS485, 4G, optional 4–20 mA, cloud/mobile terminal access.
Installation & Space: Wall-mountable, compact design fitting equipment rooms.
After-Sales Support: Accessible spare parts, calibration services, and technical support.

5. ERUN-WQS-6022: Practical All-in-One Solution

Independently developed by Xi'an Yingrun Environmental Protection Technology Group, the ERUN-WQS-6022 is tailored for drinking water safety monitoring.

Key Specifications

Item	Details
Detection Parameters	Turbidity, residual disinfectant, pH, temperature, DO, ORP, conductivity, TDS
Key Ranges	Turbidity: 0–20/100/2000 NTU; DO: 0–20 mg/L; pH: 0–14
Influent Requirements	Flow: 500–1000 mL/min; Pressure: 0.6MPa
Connectivity	RS485 + 4G (web API), optional 4–20 mA
Display & Power	7-inch touchscreen; 100–240V AC, 50/60Hz
Design	ABS shell, wall-mountable, anti-flooding

Core Advantages

Truly integrated design, space-saving and easy to install/maintain.
High-precision measurement for drinking water and ultrapure water.
Industrial-grade reliability with imported components.
IoT-ready, supporting cloud and mobile remote monitoring.
Easy integration with SCADA/DCS systems via standard RS485.

Learn more: ERUN-WQS-6022 Official Page

6. Frequently Asked Questions (FAQ)

Q: Can it monitor COD, ammonia nitrogen, TP, TN?A: Yes, optional modules are available. Contact the sales team for custom configuration.
Q: Calibration frequency?A: pH: 1–3 months; Turbidity: 3–6 months; Optical DO: 6–12 months (guided calibration via touchscreen).
Q: Data export?A: Yes, export to CSV/Excel/PDF for reporting and trend analysis.
Q: Power supply for remote locations?A: Optional solar power kits with battery backup.
Q: International lead time?A: 15–25 working days; express shipping available for urgency.

7. Final Recommendations

Automated multi-parameter monitoring is an operational necessity for water quality management. The ERUN-WQS-6022 offers integrated design, high precision, IoT connectivity, and easy maintenance.

Next steps: Visit the official product page for full specs, case studies, and quotes. Contact the sales team for customized configurations.

Erun—A provider of integrated water quality testing solutions and a manufacturer of specialized equipment