What is the power supply requirement for this sensor?

The sensor requires a power supply of 9~36VDC and outputs data via RS485 MODBUS RTU.

Fluorescent Online Digital Optical RS485 Dissolved Oxygen Sensor

Name: Fluorescent Online Digital Optical RS485 Dissolved Oxygen Sensor
Brand: Shanghai Chunye Instrument Technology Co., Ltd.
SKU: 886741065

Shanghai, ChinaShanghai Chunye Instrument Technology Co., Ltd.

US$550.00-750.00

1 pcs

Product profile

Customization

Available

Materials

Plastic

Type

Dissolved Oxygen Sensor

Model NO.

CS4760D

Function

Water quality testing and analysis

Power

12VDC

Output

RS485 MODBUS RTU

Measure methods

fluorescence method

Housing material

POM+ Stainless steel

Waterproof grade

IP68

Measurement range

0-20mg/L

Accuracy

+/-1%F.S

Temperature compensation

NTC10K

Installation thread

NPT3/4 inch

Pressure range

0.3MPa

Transport Package

1 PCS/Carton

Specification

POM+ Stainless steel

Trademark

Twinno

Origin

Shanghai, China

HS Code

9031809090

Production Capacity

3000PCS/Month

Key features

Fluorescent Measurement Method: Utilizes advanced fluorescence technology for accurate dissolved oxygen analysis.

RS485 MODBUS RTU Output: Standard RS485 interface with MODBUS RTU protocol for easy system integration.

IP68 Waterproof Design: Housing made of POM and 316 Stainless steel, ensuring IP68 waterproof grade.

Wide Measurement Range: Covers 0-20mg/L range with +/-1%F.S accuracy for precise water quality testing.

OEM/ODM Customization: Supports full customization, minor customization, and flexible design options.

Fast Delivery: Orders typically processed and shipped within 1-3 business days if in stock.

Comprehensive Technical Support: Provides remote guidance, email/phone support, and on-site assistance for complex issues.

Quality Guarantee: Covers 3 to 12 months quality guarantee service with detailed operation manuals.

Company profile

Shanghai Chunye Instrument Technology Co., Ltd.

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2019-05-01 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.91h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company with professional technical, 3D software design, SDK, ODM, OEM, and multiple customization capabilities. It reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, plus regular fire drills. It has in-stock service capability and participated in IE Expo 2026, but lacks overseas warehouses, showrooms, agents, and branches. Manufacturing-related controls show limitations: no valid manufacturing contract with affiliated subcontractors, no continuous quantity reconciliation, and no outsourcing SOP. The supplier reports financial records covering 2023–2025, but the provided information does not establish financial strength. Innovation evidence is mixed: ODM and OEM capability are stated, while no new products were reported in the past year. No specific customer names, projects, or verifiable customer cases are provided.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications. The slices do not provide certificate numbers, validity dates, issuing bodies, or scope, so the existence is stated but current validity cannot be independently assessed.

R&D capabilityThe supplier reports professional technical R&D capability, available SDK support, ODM services, and OEM service for well-known brands. At the same time, it reports no new products during the past year, indicating that the available evidence supports technical and design capability but not recent product innovation.

Production capacityThe supplier reports two production lines and in-stock capability, but manufacturing controls have material gaps: there is no valid contract with affiliated subcontractors, no continuous batch quantity reconciliation, and no outsourcing SOP. These stated deficiencies weaken confidence in controlled production execution.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, supported by 3D software design, R&D, and ODM services. This provides direct evidence of broad customization capability.

Product Q&A

Q:Is the analyzer complicated to install and operate?

Most of our analyzers are designed to be user-friendly and come with detailed manuals, quick-start guides, and online video tutorials. Basic models can often be installed by users. For complex online monitoring systems, we highly recommend installation and commissioning by qualified technicians; we can provide remote guidance.

Q:How soon do you ship after I place an order? What are the shipping costs?

We typically process and ship orders within 1-3 business days. If there is stock available, it will be dispatched on the same day.Specific shipping costs and delivery times depend on your shipping address, product weight/volume, and the selected shipping method (e.g., express, ground shipping). You can view an accurate shipping estimate and estimated delivery date at checkout after entering your address.

Q:What is your after-sales service and technical support policy?

Your investment is covered by a quality guarantee service for 3 to 12 months. If you need assistance, our technical team will provide support via email, phone or video call during working hours. For complex issues, on-site support can also be offered if necessary. The product comes with an operation manual to help you troubleshoot and learn by yourself.

Q:What is the measurement range and accuracy of the sensor?

The sensor has a measurement range of 0-20mg/L with an accuracy of +/-1%F.S.

Q:What materials are used for the housing?

The housing material is POM combined with 316 Stainless steel, providing durability and IP68 waterproof protection.