Multi-parameter Water Quality Online Monitoring Instrument (Surface Water Mini Water Quality Monitoring Station). The SWQ-9000 series is an integrated multi-parameter water quality online analyzer. It can freely combine 1-8 types of electrode-based water quality sensors and 1-4 types of reagent-based water quality analysis modules.
It is applied in the monitoring of water quality in rivers, lakes, seas, reservoirs, agricultural irrigation water, and rural domestic wastewater.
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| SWQ-9010 | SWQ-9020 | SWQ-9030 |
Product Features
1. Integrated all-in-one design, occupying minimal space, no land requisition required.
2. The user only needs to connect power and water to the instrument to use it.
3. Automatic sensor identification and plug-and-play.
4. Electrode-based sensors for digital measurement, quick connection using aviation connectors, simple maintenance and no secondary calibration.
5. The double-layer door sheet metal design., IP65 protection level, suitable for indoor and outdoor conditions.
6. Water sample pump control interface for various water sample measurement needs.
7. Color touchscreen with an intuitive English menu.
8. Data storage and curve display functions.
9. Historical data can be exported via USB in CSV format.
10. The device features RS485 digital communication, Ethernet interface optional, and can be extended with a 4G wireless data transmission module (customizable).
Electrode Method Parameters
Parameter | Measurement Range | Resolution | Accuracy |
ORP | -1999mV ~ +1999mV | 0.1/1mV | ±1%FS |
pH | 0 ~ 14pH | 0.001/0.01pH | ±0.05pH |
DO (Dissolved Oxygen) | 0 ~ 20mg/L | 0.001/0.01mg/L | ±1%FS |
Conductivity | 0 ~ 2000/20000/200000µs/cm | 0.1/1µs/cm | ±1%FS |
TDS (Total Dissolved Solids) | 0 ~ 2000mg/L | 0.1/1mg/L | ±1%FS |
Turbidity | 0-100/500/1000/4000NTU | 0.01/0.1NTU | ±1%FS |
Suspended Solids Concentration | 0 ~ 10000/20000/30000mg/L | 0.1/1mg/L | ±1%FS |
Temperature | 0 ~ 100°C | 0.01/0.1°C | ±0.3°C |
Reagent Method Parameters
Parameter | Measurement Range | Indication Error | Repeatability Error | Drift |
COD | 0 ~ 200/500/2000mg/L | ±3% | ±1% | Low Concentration: ±1 mg/L, High Concentration: ≤1% |
Permanganate Index | 0 ~ 20mg/L | ±3% | ±1% | Low Concentration: ±1 mg/L, High Concentration: ≤1% |
Ammonia Nitrogen | 0 ~ 10/150mg/L | ±2% | ±2% | Low Concentration: ≤0.001 mg/L, High Concentration: ≤1% |
Total Phosphorus | 0 ~ 2/10/50mg/L | ±1% | ±2% | ±1% |
Total Nitrogen | 0 ~ 5/20/100mg/L | ±5% | ±3% | Low Concentration: ≤1%, High Concentration: ≤3% |
Product Selection
Product Model | SWQ-9010 | SWQ-9020 | SWQ-9030 |
Dimensions | 1350650450mm (HWD) | 1800670500mm (HWD) | 18001150650 (HWD) |
Installation Method | Floor-standing | Floor-standing | Floor-standing |
Number of Parameters | 1-6 Electrode Parameters | 1-8 Electrode Parameters + 1 Reagent Parameter | 1-8 Electrode Parameters + 4 Reagent Parameters |
Signal Output | RS485, RS232 (Optional), 4-20mA (Optional) | RS485, RS232 (Optional), 4-20mA (Optional) | RS485, RS232 (Optional), Ethernet (Optional), 4-20mA (Optional) |
Signal Input | 2-channel DI Digital Input | 2-channel DI Digital Input | 2-channel DI Digital Input |
Wireless Communication | 4G (Optional); Customizable | 4G (Optional); Customizable | 4G; Customizable |
Control Interface | 2-channel Programmable Relay Output | 2-4 channel Programmable Relay Output | 2-6 channel Programmable Relay Output |
Data Logging & Export | Yes | Yes | Yes |
Water Sample Interface | G1/2 Internal Thread; Customizable | G1/2 Internal Thread; Customizable | G1/2 Internal Thread; Customizable |
Protection Level | Instrument IP65; Sensor IP68 | Instrument IP65; Sensor IP68 | Instrument IP65; Sensor IP68 |
Power Supply | AC220V or DC9-36V; Customizable | AC220V; Customizable | AC220V; Customizable |
Power Consumption | Apporx.10W | Apporx.120W | Apporx.800W |
Multiple International Certifications: CE, IP68, RoHS, salt spray resistance, along with various domestic calibration certificates in China.
Customized Solutions by a Professional Team
More Durable Electrodes and Sensors: Designed for extended use and work seamlessly with our multi-parameter water quality analysis stations for greater convenience.
User-Friendly Interface: Even beginners can easily complete installation, calibration, and operation.
One-Year Warranty Provided (excluding consumables, starting from the date of receipt).
48-Hour Emergency Support: Global technical response network.
Multilingual Engineering Team: Fluent in English and Japanese for seamless collaboration.
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About F&V GROUP
F&V GROUP is a global industrial measurement company committed to delivering innovative, energy-efficient solutions for temperature, pressure, flow, and level applications. Established in 2021, the group unites strong international expertise with localized manufacturing and service capabilities.
Our journey began in 2011 with the founding of FVLUOKY in Wales, UK—a brand built on precision engineering and technological excellence. Over the years, FVLUOKY became a trusted name in industrial measurement across international markets.
To better serve the Asia-Pacific region, Fuyi Intelligent Instrument (Shanghai) Co., Ltd. was established in 2019, introducing FVLUOKY’s product lines to China with localized assembly, testing, and innovation. Fuyi products are fully certified (ISO, CE, TS, CPA) and tailored to regional industry needs.
With the formation of F&V GROUP in 2021, our brands were strategically integrated to accelerate global growth. By 2024, F&V had become a leading force in China and began expanding its footprint to international markets—bringing high-performance, sustainable measurement solutions to customers worldwide.
At F&V, we combine global innovation with local insight—driven by a commitment to quality, sustainability, and customer success.
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