How many modules can connect to one serial interface?

Each serial interface can connect up to 255 pieces of WJ20 Series modules.

Is OEM and ODM service available?

Yes, OEM service and ODM service are both available.

What is the minimum order quantity?

The minimum order quantity is 1 piece.

Two 4-20mA Signals Converted to RS-485/232 Modbus Data Acquisition Module Analog Signal Acquisition Module

Name: Two 4-20mA Signals Converted to RS-485/232 Modbus Data Acquisition Module Analog Signal Acquisition Module
Brand: Shenzhen Weijunrui Technology Co.,Ltd
SKU: 2226149225

Guangdong, ChinaShenzhen Weijunrui Technology Co.,Ltd

US$50.98-56.98

2 Pieces

Sample price:US$56.98/piece.Request sample

Product profile

Customization

Available

Conductive Type

Bipolar Integrated Circuit

Input Type

Differential

Model NO.

WJ20

Integration

GSI

Operating Temperature

-40℃ - 85℃

Resolution

12 Bit

Shape

DIP

Technics

Semiconductor IC

Typical Application

Signal Measurement/Monitoring/Control

Typical Application1

RS-485 Remote I / O, Data Acquisition

Typical Application2

RS-232/485 Bus Industrial Automation Control Syste

Typical Application3

Industrial Field Signal Data Acquisition and Rec

Typical Application4

Industrial Field Signal Isolation and Long-Term Tr

Typical Application5

Medical, Industrial Product Development

Typical Application6

4-20mA or 0-5V Signal Acquisition

Transport Package

Wayjunr

Specification

120mm x 70mm x 43mm

Trademark

wayjunr

Origin

Guangdong, China

Production Capacity

9999

Key features

16-Bit High Accuracy: Features 16-bit AD converter with testing accuracy greater than 0.1%.

3000VDC Isolation: Provides 3000VDC isolation between signal input and output for high reliability.

Dual Signal Input: Supports 0-5V voltage or 4-20mA current signal inputs on two channels.

Programmable Settings: Users can program address, baud rate, and calibration via RS-485/232 interface.

Wide Power Supply: Operates on a wide power supply range of 8 to 32VDC.

DIN Rail Mounting: Compact design allows for easy DIN35 rail-mounted installation.

Modbus RTU Protocol: Defaults to MODBUS RTU protocol with support for ASCII code communication.

High Anti-Interference: Includes transient suppression diodes and digital filters for surge protection.

Company profile

Self-brandedHigh Repeat Buyers ChoiceIn-stock CapacityFast Delivery

Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China

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: ≤1.67h

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.