Online dissolved oxygen meter

GWQ-DO200 Dissolved Oxygen Meter | GAIMC

Product Overview

The GWQ-DO200 is an online intelligent dissolved oxygen meter, adopting imported components and dissolved oxygen membrane head, based on the latest polarographic analysis technology and advanced SMT surface mount technology. It features stable and reliable long-term operation and high accuracy, meeting the strict requirements of industrial on-site monitoring.

Equipped with menu operation, measurement data memorandum storage (supports 50 data storage) and RS485 communication functions, it can be widely used in continuous monitoring of dissolved oxygen values in solutions of chemical fertilizers, metallurgy, environmental protection water treatment engineering, pharmaceuticals, biochemicals, food, aquaculture and tap water industries.

GWQ-DO200 Dissolved Oxygen Meter Controller

GWQ-DO200 Industrial Online Monitoring Scene

Key Features

🎯

High Accuracy & Stability

Adopts imported components and polarographic analysis technology, ensuring reliable measurement accuracy and long-term stable operation.

📊

Multi-parameter Same-screen Display

Integrated display of dissolved oxygen value, temperature and other key parameters for intuitive monitoring.

🛡️

Isolated Transmission Output

Isolated 4-20mA signal output, effectively reducing external interference and ensuring data transmission stability.

🌡️

Automatic Temperature Compensation

Real-time temperature compensation function, ensuring accurate dissolved oxygen measurement under different temperature conditions.

📝

Data Storage Function

Notepad function supports storage of 50 groups of measurement data for subsequent query and analysis.

🔒

Reliable Protection Mechanisms

Equipped with watchdog anti-crash function and 10+ years power-off protection, ensuring continuous and stable operation.

Technical Specifications

Item	Details
Model	GWQ-DO200
Measuring range	0~20mg/L
Resolution	0.01mg/L
Accuracy	±2%
Temperature range	0~60°C
Temperature accuracy	±0.3°C
Output	4-20mA
Communication	RS485 (Modbus)
Protection grade	IP54
Relay alarm	220VAC/10A
Power supply	220VAC / 24VDC
Dimensions (mm)	96x96x115
Hole size (mm)	91*91
Cable	Standard 10m (Customized ≤30m)

Core Applications

🧪

Chemical & Fertilizer

Dissolved oxygen monitoring in chemical production and fertilizer manufacturing processes.

🌊

Environmental Protection & Water Treatment

Online DO detection in sewage treatment and environmental protection engineering.

🍜

Food & Pharmaceutical

Dissolved oxygen monitoring in food processing and biochemical pharmaceutical production.

🐟

Aquaculture

Water quality DO monitoring in aquaculture ponds to ensure aquatic organism survival.

FAQ

What is the dissolved oxygen measurement range of GWQ-DO200?

The GWQ-DO200 has a dissolved oxygen measurement range of 0~20mg/L, with a resolution of 0.01mg/L, which can meet the monitoring needs of most industrial and aquaculture scenarios.

What power supply options does the instrument support?

The GWQ-DO200 supports dual power supply modes: 220VAC and 24VDC, which can be flexibly selected according to the on-site power supply conditions.

How many groups of measurement data can the instrument store?

The instrument is equipped with a notepad function that can store up to 50 groups of measurement data, facilitating users to query and analyze historical data later.

What is the cable length configuration of the GWQ-DO200?

The standard cable length is 10m, and customized cable length up to 30m is supported, which can adapt to different installation distance requirements of industrial sites.

Industrial Online Dissolved Oxygen Monitoring Solution

GWQ-DO200 online intelligent dissolved oxygen meter features high accuracy, stable performance, isolated output and data storage functions.
Suitable for chemical fertilizer, environmental protection, food, pharmaceutical and aquaculture industries' water quality monitoring needs.

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Online Message

Have questions? Need a quote? We are ready to help! Fill out the form and a member of our sales team will contact you to discuss your requirements. You can also give us a call at (86)177-9158-1665.

GWQ-DO200

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HOT KEYWORDS

GWQ-DO200 Dissolved Oxygen Meter 0~20mg/L DO Range ±2% Accuracy 0.01mg/L Resolution 0~60℃ Temp Range IP54 Protection 96x96x115mm Size 4-20mA Output RS485 (Modbus) Auto Temp Compensation 50 Data Storage 220VAC/24VDC Power 220VAC/10A Relay Alarm Chemical & Fertilizer Environmental Protection Food & Pharmaceutical Aquaculture Tap Water

GWQ-DO200