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Cheng I/O Module, Can Be Used to Measure Humidity and Temperature Modbusrtu Communication Protocol.
US$5.55-5.99
2 Pieces
Sample price:US$5.99/piece.Request sample
Product profile
Customization
AvailableType
Network TypeMeasuring Medium
HumidityModel NO.
WJ801Display Type
LCDSite Display
Site DisplayAccuracy
1.0IP Rating
IP20Certification
CECustomized
CustomizedProduct Features:1
Supports Reading Temperature and Humidity Using MoProduct Features:2
Typical Relative Humidity Accuracy ± 3% RhProduct Features:3
Typical Temperature Accuracy ± 0.3 ℃Product Features:4
High Reliability, Easy Programming, and Easy AppliProduct Features:5
Users Can Program Module Addresses, Baud Rates, EtProduct Features:6
Supports Screw Installation and DIN35 Rail InstalTypical Applications
Cold Chain WarehousingTypical Applications:2
High End Residential PropertiesTransport Package
WayjunrSpecification
70mm x 45mm x 30mmTrademark
WAYJUNROrigin
Guangdong, ChinaProduction Capacity
100000Key features
Modbus RTU Protocol Support: Enables seamless data collection and communication with RS485 interfaces for smart systems.
Flexible Software Configuration: Users can program addresses (0-255) and baud rates via software for easy integration.
Versatile Installation Options: Supports both screw mounting and DIN35 rail installation for flexible deployment.
Wide Power Supply Range: Accepts 5~30VDC input with internal overvoltage and reverse polarity protection circuits.
High Network Capacity: Each serial port can connect up to 255 modules on a single RS-485 bus.
Company profile
Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤2.19h
AI-Powered supplier vetting
SummaryThe supplier demonstrates broad customization, 3D design, ODM, OEM, SDK, and recent product-development capabilities. It reports raw-material traceability, 100% finished-product inspection, CE certification, in-stock capacity, and stated order fulfillment within 15 working days in both off-peak and peak seasons. However, quality control appears limited to one inspector and packing-staff checks, while formal procedures for supplier assessment, corrective actions, and complaint handling are absent. The supplier has no overseas warehouse, showroom, agent, or branch, and its export experience is three years with exports representing 11%–20% of sales. Financial credibility cannot be established because the provided financial fields report zero values. Customer evidence includes OEM service for popular brands and a 50%–80% repeat-buyer rate, but no Fortune 500 cooperation.
CertificationsCE certification is explicitly reported for product compliance with standards. The evidence supports holding at least this certification, but does not establish broader certification coverage.
After-Sales capabilityThe supplier reports no written procedures or records for handling customer complaints, and it lacks overseas warehouses, showrooms, agents, and branches. These are explicit limitations in formal complaint management and overseas service infrastructure.
R&D capabilityThe supplier reports R&D capability, new products launched during the past year, two R&D engineers, ODM services, and an available SDK. These explicit capabilities indicate active product-development and software-related innovation capacity.
Production capacityThe supplier reports in-stock capacity, 100% finished-product inspection, raw-material traceability, and fulfillment within 15 working days in both peak and off-peak seasons. However, only one quality inspector is reported and finished products are checked by packing staff, so the evidence supports operational capacity but reflects a limited documented quality-control structure.
Customization capabilityThe supplier explicitly offers 3D software design, customization from samples and designs, full, minor, and flexible customization, as well as ODM and OEM services. The range of stated services indicates strong customization breadth.
Client casesThe supplier states that it provides OEM services for popular brands, while reporting no cooperation with Fortune 500 companies. A 50%–80% repeat-buyer rate is also reported, providing evidence of customer retention but not independently detailed customer case references.
Product Q&A
Q:How to contact you?
A:
Please contact us via email or online customer service
Q:What is the communication protocol?
A:
The device uses the MODBUS RTU communication protocol over a standard RS-485 interface.
Q:Can the module address and baud rate be changed?
A:
Yes, the communication address (0-255) and baud rates can be selected and set by software.
Q:What is the maximum communication distance?
A:
The communication network can reach a maximum distance of 1200 meters using twisted pair shielded cables.
Q:How many modules can connect to one serial port?
A:
Each serial port can connect up to 255 WJ801 series modules.
Send Inquiry
*To:
Shenzhen Weijunrui Technology Co.,Ltd
Shenzhen Weijunrui Technology Co.,Ltd*Content:
Supplier replies will be sent to your registered email
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