Explosion Proof O2 Sensor Underground Coal Mine Flameproof Oxygen Monitor
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Product Highlights
- Imported Electrochemical Sensors: Uses high-sensitivity imported sensors with strong anti-interference capabilities.
- Stainless Steel Construction: Durable shell with IP65 protection level for harsh outdoor environments.
- Explosion-Proof Design: Marked Ex d IIC T6 Gb, suitable for hazardous industrial areas.
- Remote Parameter Adjustment: Modify settings via remote infrared control without disassembling the unit.
- Wide Voltage Power Supply: Supports 10-30V DC input to adapt to various on-site power sources.
- Customizable Detection Range: Supports multiple gas detection with customizable measurement ranges.
- Clear LCD Display: Large screen with optional high-quality display visible even at night.
- 1-Year Warranty Coverage: Includes 12 months quality guarantee and free exchange within one month.
Product Attributes
- Customization
- Available
- After-sales Service
- Online Support
- Warranty
- 1 Year
- Model NO.
- RS-FPC-O2-30VOL-*-A-T
- Brand
- Renke
- Customized
- Customized
- Portable
- Non Portable
- Certification
- FCC, CE, RoHS
- Gas
- O2
- Type
- Electrochemical Gas Analyzer
- Power Supply
- 10~30V DC
- Output Signal
- RS485/4-20mA/0-5V/0-10V
- Alarm Type
- Sound+Light Alarm
- Measure Range
- 0-30%Vol
- Accuracy
- ±2%Fs
- Resolution
- 0.1 %Vol
- Response Time
- ≤10s
- Display
- LCD Screen
- Zero Drift
- ±0.3%Vol
- Transport Package
- Box
- Specification
- 45x40x35cm
- Trademark
- Renke
- Origin
- China
- HS Code
- 9027100090
- Production Capacity
- 1000 Pieces/Month
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Product Description

Power supply | 10~30V DC |
Measure range | 0-30 %VOL |
Accuracy | ±2%FS |
Resolution | 0.1 %VOL |
Zero drift | ±0.3%VOL |
Repeatability | ≤1% |
Stability | ≤5% signal value/year |
Working pressure | 90~110kPa |
Response time | ≤10s |
Working temperature | -20℃~50℃ |
Working humidity | 5-95%RH (no dew) |
Output signal | RS485/4-20mA/0-5V/0-10V |

2. Using remote infrared remote control technology, parameters can be modified without disassembly.
3. Support multiple gas detection, and the range can be customized.
4. Optional high-quality LCD display, the value can be viewed directly on site, and can be clearly displayed at night.
5. On-site power supply adopts 10 ~ 30V DC wide voltage power supply, which can adapt to a variety of on-site DC power supplies.
6. The product adopts a wall-mounted waterproof case, which is easy to install and has a high protection level, which can be used in harsh field environments.


Renke is engaged in industrial sensor, communication gateway, industrial data platform, cloud computing service,and measurement control technology solution. We have won good reputation for high quality products and sincere service.
Renke insists on the policy that"technology first, exquisite design, customer satisfied" we are careful with every detail. Every drawing has to be considered and revised repeatedly. Every products is the thought of designer.


A: Yes, We are the leading sensor manufacturer and exporter in China with 15+ years of experience.
A: Yes, we can offer OEM service and design the logo marking for you.
A: Sorry, we do not offer free samples . You should pay for the samples and freight costs.
A: You can pay us by T/T, PayPal, and Online payment.
A: It is in 24 hours since the payment was confirmed. If the quantity is more than 100pcs /order, it will need extra 2-3 working days.
A: Goods will be sent by DHL / FEDEX / UPS / EMS / TNT / or other proposed forwarders.
A: Our service is free to exchange within one month and 12 months quality guarantee.
A: Yes, you are welcomed.
About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASI2551628". Items marked "" are certified.
Company Profile
Shandong Renke Control Technology Co., Ltd. is a leading environmental monitoring high technology enterprise in China.
Renke is engaged in industrial sensor, communication gateway, industrial data platform, cloud computing service, and measurement control technology solution. We have won good reputation for high quality products and sincere service. Every drawing has to be considered and revised repeatedly. Every products is the thought of designer.
Renke is a professional manufacturer specializing in the R&D, production, and sales of intelligent environmental monitoring terminals and control systems. Our product portfolio covers a wide range of environmental monitoring instruments, including temperature and humidity sensors and data loggers, water quality sensors, gas monitoring sensors, industrial monitoring sensors, soil sensors, and meteorological sensors.
Over the years, Renke has been recognized with numerous honors, such as National High-Tech Enterprise, Outstanding Enterprise in China's Electronic Information Industry, Shandong Well-Known Brand, Shandong Gazelle Enterprise, Specialized and Innovative Enterprise of Shandong Province, and Jinan Manufacturing Champion Enterprise.
With a strong R&D capability and a highly skilled technical sales team, Renke has established long-term cooperative relationships with experts and professors from Peking University, Shandong University, Shandong Jianzhu University, and the Shandong Academy of Sciences. The company has also participated in multiple national scientific appraisal and major R&D projects, contributing to technological advancement in the environmental monitoring field.
Since launching our free cloud platform service in 2015, Renke has connected over one million active devices worldwide, earning the trust of customers through powerful data visualization and management technology. To meet the needs of different industries, we have also developed a series of industry-specific cloud platforms, all designed to provide more professional, efficient, and customer-oriented services.
Today, Renke products are widely recognized by users both domestically and internationally. Our solutions have been exported to more than 100 countries and regions, including the United States, United Kingdom, Germany, the Netherlands, Spain, Australia, South Africa, India, Russia, Southeast Asia, South America, and the Middle East.
Renke adheres to the business philosophy of "Serving customers with integrity and creating value through action. " We are committed to continuously enhancing our ability to create value for customers and to becoming a global leader in environmental monitoring technology.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Jinan, Shandong, China
-
Plant Area
- 2490.44 square meters
-
Number of Employees
- 303
-
Registered Capital
- 30,000,000 RMB
-
Terms of Payment
- T/T, PayPal
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Qingdao Port
-
Minimum Order Quantity
- 1pc
-
Supply Chain Partners
- 500
Our Production Capability & Technical Expertise
-
Main Products
- Soil Sensor, Wind Sensor, Temperature and Humidity Sensor, Dissolved Oxygen Sensor, Soil Moisture Sensor, Weather Station, CO2 Sensor, Humidity Temperature Sensor
-
Production Lines
- 3
-
Production Machines
- MST Mounter, AUTO-Solder, Solder
-
QA/QC inspectors
- 5 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instruction but no written records
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 51 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2015-05-18
-
Export Year
- 10 years
-
Main Markets
- North America, Europe, Southeast Asia/ Mideast, East Asia(Japan/ South Korea), Australia, Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 23
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Product Certification
- RoHS, CE, FCC
-
Cooperated with Fortune 500
- No
FAQ
- Are you the final manufacturer?
- Yes, We are the leading sensor manufacturer and exporter in China with 15+ years of experience.
- Do you offer the OEM service?
- Yes, we can offer OEM service and design the logo marking for you.
- Do you offer free samples?
- Sorry, we do not offer free samples . You should pay for the samples and freight costs.
- What payment ways do you accept?
- You can pay us by T/T, PayPal, and Online payment.
- What is your delivery time?
- It is in 24 hours since the payment was confirmed. If the quantity is more than 100pcs /order, it will need extra 2-3 working days.
- What is your normal delivery way?
- Goods will be sent by DHL / FEDEX / UPS / EMS / TNT / or other proposed forwarders.
- How is your quality assurance service?
- Our service is free to exchange within one month and 12 months quality guarantee.
- Could we make a visit to your factory?
- Yes, you are welcomed.
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