Intelligent Digital Differential Pressure Sensor with RS485 Output
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Product Highlights
- High Accuracy Sensor: Features imported differential pressure sensor with 1.0G accuracy grade and long-term stability.
- Dual Output Options: Supports 4-20mA current output or RS485 Modbus RTU output for flexible integration.
- Real-time LED Display: Equipped with 4-digit LED display showing pressure values in real time.
- Wide Pressure Range: Available in multiple ranges from -30Pa to 5kPa for various detection needs.
- Customizable Power Supply: Power supply voltage can be customized to 12-28VDC according to user requirements.
- Robust Anti-interference: Designed with anti-electromagnetic interference for stable and reliable data transmission.
- Versatile Applications: Suitable for ventilation, fire prevention, cleanrooms, and air conditioning filter systems.
- OEM/ODM Service: Manufacturer offers both OEM and ODM services for customized production needs.
Product Attributes
- Customization
- Available
- Type
- Differential Pressure Transmitter
- Structure Type
- Diffused Silicon Pressure Transmitter
- Model NO.
- MD-S2211R
- Measuring Medium
- Gas
- Accuracy Grade
- 1.0G
- Pressure range
- 30PA~5kpa
- IP Rating
- IP44
- Certification
- CE
- Customized
- Customized
- Power Supply
- 12~28VDC
- Transport Package
- Carton
- Specification
- 0.5kg
- Trademark
- Meokon
- Origin
- Shanghai
- HS Code
- 9032200000
- Production Capacity
- 100000/Year
- Package Size
- 30.00cm * 12.00cm * 8.00cm
- Package Gross Weight
- 0.500kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Intelligent Digital Differential Pressure Sensor with RS485 Output
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Product Description

Product Description:
The digital differential pressure transmitter adopts the original imported differential pressure sensor as the pressure sensing element,which has the characteristics of high accuracy and good long -term stability.
Users can choose 4~20mA current output or RS485 Modbus RTU output according to their needs.
The product adopts wall -mounted installation,which is suitable for ventilation system,fire prevention and smoke exhaust system,fan detection,air conditioning filter system and other fields that require slight differential pressure detection.
Technical Characteristics:
4 digits LED displays pressure in real time.
4~20mA / RS485 output
Unit switch,reset function etc
Support address,baud rate,filter constant,display digit setting
Product anti-electromagnetic interference design,stable and reliable date
Application:
Smoke prevention system
Cleanroom
Ward and operating room
Ventilation system
Fan test
Clean bench
Air conditioning filter system
Other differential Pressure detection
Specification:
| Range | -30~30/-60~60/-125~125/-250~250/-500~500Pa |
| -1~1/-2.5~2.5/-5~5kPa | |
| Acc. | 2%FS (<=100Pa) 1%FS (>100Pa) |
| Overload Pressure | 7kPa(<=1kPa) 5 X range (>1kPa) |
| Long-term Stability | better than 0.25%/year |
| Output | 4~20mA / RS485 |
| Power Supply | 12~28V |
| Operation Temperature | -40~80ºC |
| Compensation Tempreature | -10~60ºC |
| Measurement Medium | No corrosive gas such as air and nitrogen |
| Air tube diameter | 5mm |
| Electrical Protection | Anti-reverse,anti-interference protection |
| Shell Material | ABS |
| Shell Size | 83.7x 83.7mm |
| Outlet Way | Straight out with cable lock |
| Accessories | M4 self-tapping screw,expansion tube |




About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR2141510". Items marked "" are certified.
Company Profile
MEOKON is an instrument manufacturer and IoT sensing solution provider based on digital sensing technology. Focusing on "water atmosphere" safety monitoring in multiple scenarios of smart cities such as smart fire protection, smart water services, building parks, and digital factories, it provides "multiple categories of smart sensing terminals, operation and maintenance services directly to customer sites, and smart equipment health management cloud platforms "Three-dimensional Internet of Things solutions are committed to becoming a reliable provider of IoT sensing solutions for users. <br/><br/>MEOKON always focuses on users and scenarios, providing ultra-low power consumption, multi-sensory fusion IoT sensing terminals, including 110 sensing products for "water atmosphere" safety monitoring. Always create first-class digital instrumentation and IoT terminal solutions for user environment monitoring, digital management, and industrial automation. At the same time, it provides a full life cycle management cloud platform and equipment operation management services based on wireless intelligent terminals. <br/><br/>After 10 years of development, MEOKON has become a leader in wireless intelligent terminals for smart city "water and atmosphere" security monitoring. It has been rated as a Shanghai high-tech enterprise, a national-level specialized special new small giant enterprise, and a Shanghai "technological small enterprise". "Giant Cultivation" enterprise, technology-based small and medium-sized enterprises, and Shanghai urban-level R&D center. The company has passed IS09001 production management system certification and SGS system certification, and has a 0.05 level measuring instrument type certificate. The company has more than 90 independent intellectual property rights, and its products have also passed CE Certification, CPA certification, RoHS certification, Ex explosion-proof and other more than 50 authoritative certifications. <br/><br/>MEOKON's sales footprints cover China, the United States, Europe, Southeast Asia, Japan and South Korea and other countries. A service system has been formed with Shanghai, China as the operation headquarters and manufacturing base, and Chongqing Mingkong, Shenzhen Mingkong, Beijing Mingkong, and Wuhan Mingkong as the operation centers. Dedicated to providing users with more comprehensive and faster wireless intelligent terminals and industry solutions. <br/><br/>Since its establishment in 2013, Meokon has insisted on independent research and development and innovation, and has mastered a number of independent intellectual property rights. Actively explore the development and industry applications of digital instruments and wireless intelligent sensing terminals. Technology exploration and product development in many fields such as pressure, liquid level, temperature, temperature and humidity, flow, water flooding, vibration, noise, water quality, gas, etc. It has formed industry technology leadership with multi-sensor fusion, ultra-low power consumption and in-depth scene edge algorithms. Meokon attaches great importance to the in-depth development of products. Through the optimal design of the product's appearance, embedded software, sensors, digital communications and many other aspects, it is more suitable for customers' industry usage characteristics. Many products are industry firsts and have won the trust of customers. Great recognition.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory
- Address
- Building 8, Hewang Wisdom Valley, No. 3236 Waiqingsong Road, Baihe Town, Qingpu District, Shanghai 201709, Shanghai, China
-
Plant Area
- 2290 square meters
-
Number of Employees
- 96
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shanghai ports
Our Production Capability & Technical Expertise
- Main Products
- Digital Pressure Gauge, Digital Pressure Controller, Digital Pressure Switch, Digital Electric Contact Pressure Gauge, Temperature and Humidity Table, Pressure Transmitters, Pressure Sensor, Lever Sensor
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2013-02-16
- Export Year
- 2017-11-01
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, East Asia(Japan/ South Korea), Australia, Domestic
-
Number of Foreign Trading Staff
- 5
-
Overseas Agent/Branch
- No
FAQ
- What output options are available?
- Users can choose between 4-20mA current output or RS485 Modbus RTU output based on their needs.
- What is the accuracy grade of the sensor?
- The product has an accuracy grade of 1.0G with long-term stability better than 0.25% per year.
- Can the power supply be customized?
- Yes, the power supply can be customized to 12-28VDC.
- What is the operating temperature range?
- The operation temperature range is -40 to 80 degrees Celsius.
- Is OEM or ODM service available?
- Yes, both OEM and ODM services are available for this product.
- What is the lead time for orders?
- The average lead time is within 15 workdays for both peak and off-peak seasons.
- What is the IP rating of the device?
- The device has an IP44 rating for protection against dust and water splashes.
- What certifications does the product have?
- The product is CE certified.
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