Hangzhou Qiwei Instrument Co., Ltd. is one of the leading manufacturers and suppliers of Portable Dissolved Oxygen Meter in China. With a professional production team, we are able to meet the needs of the majority of our customers. Welcome to wholesale bulk Portable Dissolved Oxygen Meter in stock here from our factory. We also accept customized orders.
The JPB-607A is designed for water quality teams that need to collect a series of dissolved oxygen measurements during field operations and retain the results for subsequent review.
Instead of focusing only on an individual reading, this instrument supports a complete measurement workflow - from sampling and recording to data transfer and documentation.
The system is suited to organizations that routinely inspect multiple locations, maintain testing records, or need to bring field measurements into a digital reporting process.
Typical users include:
• Aquaculture operations
• Environmental testing organizations
• Water treatment service teams
• Industrial maintenance personnel
• Research and technical departments
• Water quality inspection teams
product key technologies
With a streamlined and sensible overall form, this portable dissolved oxygen meter has a modular integrated design. It is separated into an electronic unit and a sensor unit. Its compact and well-organized design makes it perfect for outdoor portable operation and quick on-site detection.
A professional membrane-type dissolved oxygen electrode built on the well-established polarographic detection concept is installed in the core sensor unit. It accurately captures changes in the dissolved oxygen concentration of water, provides a consistent and sensitive reaction with strong resistance to external environmental interference, and establishes a robust hardware foundation for accurate measurement. The highly integrated circuit architecture used by the integrated electronic unit core simplifies circuit layout, significantly increases operational stability and data processing efficiency, lowers failure rates, and increases the instrument's service life.
The device comes with a high-definition dot-matrix LCD screen by default, which offers an easy-to-use interface. Operators can read and record data rapidly since it concurrently displays ambient temperature and dissolved oxygen measurements on a single screen without requiring interface switching. The device is lightweight, portable, and has straightforward operating methods. It combines humanized design with professional detecting capabilities. It can be used extensively in aquaculture, laboratory testing, industrial process control, environmental water quality monitoring, and other situations. It is the perfect professional tool for on-site dissolved oxygen monitoring and data control because of its precise measurement and long battery life.
Field Data Collection Workflow
For field teams that adhere to established sample protocols, the JPB-607A can be utilized as a specialized measuring instrument.
1.Samples
Measure in accordance with the testing site's specifications after connecting the dissolved oxygen probe.
2.Making a recording
Instead of depending solely on handwritten notes, measurement results can be stored in the device.
3.Examining
After measurements are finished, stored records can be examined, enabling technicians to verify the data gathered before creating reports.
4.Moving
For computer-based processing, data can be sent using the USB connection that is available.
5.Reporting
Spreadsheets, project files, inspection reports, and other internal documentation can be created from gathered records.
Multi-Point Sampling
The JPB-607A can be used as a mobile measurement unit for projects where technicians need to compare dissolved oxygen conditions across different sampling points.
Typical survey patterns include:
Aquaculture
Pond A → Pond B → Pond C → Hatchery Tank
Environmental Monitoring
Upstream → Midstream → Downstream
Water Treatment Inspection
Inlet → Treatment Zone → Outlet
Industrial Water Checks
Storage Tank → Process Point → Discharge Point
This multi-location approach allows users to collect comparable dissolved oxygen and temperature information during the same inspection or survey.
Feature
1.Designed for Clear Readability in the Field
The matrix LCD presents measurement information in an easy-to-read format, allowing operators to check results directly at the sampling site.
2.Stable Readings Across Changing Water Temperatures
Automatic temperature compensation helps minimize the influence of temperature variation on dissolved oxygen measurements, supporting consistent field testing.
3.Built for Measurements Beyond the Laboratory
The compact body and low weight make the instrument convenient for technicians who need to move between multiple ponds, tanks, or sampling locations.
4.Polarographic Membrane Electrode for Routine DO Measurement
A dedicated polarographic membrane dissolved oxygen electrode is supplied with the meter to support reliable measurement during aquaculture, environmental, and general water quality testing.
Designed for Outdoor and Mobile Water Testing
For field teams, the JPB-607A can be supplied as a complete portable testing setup.
The carrying case can be configured to organize the main instrument and required field accessories in one transportable unit.
A typical kit may include:
• JPB-607A Portable Dissolved Oxygen Meter
• Dissolved oxygen probe
• Probe cable
• Calibration accessories
• Sampling accessories
• Protective carrying case
The kit format is particularly useful for technicians who regularly travel between different testing sites and need to keep measurement equipment organized and ready for use.
Measurement Frequency
Instead of sporadic spot checks, certain applications call for dissolved oxygen readings at predetermined intervals.
The device can be used in planned measurement programs where technicians gather data:
• Every day at specific times
• Prior to and following aeration
• Prior to and following process modifications
• During various phases of a medical procedure
• When commissioning or troubleshooting
• During a number of inspection days
Compared to isolated data, the resulting records can offer a more comprehensive picture of changes in dissolved oxygen conditions.
Technical parameters
|
Model |
JPB-607A |
|
Measuring Range |
(0 ~ 19.9) mg/L |
|
Temperature |
(0 ~ 40) °C |
|
Basic Error |
±0.3 mg/L |
|
Temperature Fluctuation |
±1 °C |
|
Automatic Temperature Compensation Range |
(0 ~ 40) °C |
|
Power Supply |
4×AAA batteries |
|
Size |
180×80×30mm |
|
Weight |
1KG |
|
Response Time |
NO |
Who Is the JPB-607A Designed For?
For businesses that require more than a quick dissolved oxygen reading, the JPB-607A is a good choice.
1.Aquaculture Businesses
For the regular observation of several tanks, ponds, or production locations.
2.Environmental Testing Organizations
For groups carrying out planned field surveys and sampling.
3.Contractors for Water Treatment
For tasks related to commissioning, service, and verification.
4.Teams for Industrial Maintenance
For technicians who are inspecting equipment and require a portable measurement tool.
5.Organizations for Research
For projects that need to keep test records and repeat measurements.
6.System Integrators and Distributors
For vendors seeking a transportable dissolved oxygen solution that can be provided with carrying cases, sampling tools, and probes.
Applications
1.Aquaculture Farm Inspection
For farms operating several ponds or tanks, technicians can use the JPB-607A to collect dissolved oxygen information from designated locations during routine inspections.
The stored records can then be reviewed to compare conditions between different areas of the farm.
2.Environmental Sampling Projects
Environmental testing projects often involve multiple sampling locations and repeated visits.
The JPB-607A can be used as the measurement unit for these activities, with results retained for later project documentation and comparison.
3.Water Treatment Service Work
The meter can assist technicians during commissioning, maintenance, troubleshooting, and periodic verification tasks at water treatment facilities.
For applications requiring permanent installation, continuous measurement, or automatic process control, a dedicated industrial online DO system should be considered.
4.Technical Service & Commissioning
Engineering companies and technical service providers can use the instrument during equipment installation and commissioning work where dissolved oxygen measurements are required at the site.
FAQ
1.Is it possible to use the portable DO meter for repeated sampling?
Yes. This device is purposely built for field‑site work, supporting repeated sampling tests and saving multiple measurement logs on‑board.
2.Is it possible to compare several sampling points using the meter?
Absolutely. Operators can collect readings from different sampling locations. Saved historical data can be pulled up to perform cross‑point comparison analysis.
3.Is it appropriate for aeration checks in aquaculture?
It fits regular pond monitoring work very well. Users may test dissolved oxygen values and make comparisons before and after aeration runs.
4.Is it possible to move the data to a computer?
This unit comes with standard USB connectivity, enabling users to export locally‑saved measurement logs onto a PC.
5.Is it possible to use the portable DO meter during commissioning equipment?
Yes. It works as a handy mobile testing tool for equipment commissioning, routine maintenance, fault diagnosis and performance validation work.
6.What distinguishes a pen DO meter from a portable DO meter?
Pen‑type DO meters are mainly made for quick spot checks for single‑shot readings. By contrast, portable DO meters cater to systematic field surveys, featuring data logging and data export capabilities.
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