What is the maximum communication distance?

The maximum communication distance is up to 1200 meters.

Can the module address and baud rate be changed?

Yes, the address (0-255) and baud rate can be programmed via the interface.

What protocols does the module support?

It supports Modbus RTU and a character protocol compatible with ADAM modules.

Precision Analog Signal Conversion Module with RS-485/232 Interface

Name: Precision Analog Signal Conversion Module with RS-485/232 Interface
Brand: Shenzhen Weijunrui Technology Co.,Ltd
SKU: 2230789505

Guangdong, ChinaShenzhen Weijunrui Technology Co.,Ltd

US$55.98-58.99

2 Pieces

Sample price:US$58.99/piece.Request sample

Product profile

Customization

Available

Conductive Type

Bipolar Integrated Circuit

Input Type

Differential

Model NO.

WJ21

Integration

GSI

Operating Temperature

-40℃ - 85℃

Resolution

12 Bit

Shape

DIP

Technics

Semiconductor IC

Input Type1

Input Current / Voltage Input

Accuracy

0.1%

Temperature Drift

± 30 Ppm / ℃ (± 50 Ppm /

Input Resistance

100 (0-10mA/0- ± 10mA Current Input)

Bandwidth

-3 Db 10 Hz

Conversion Rate

10 Sps

Common Mode Rejection (Cmr)

120 Db (1K Source Imbalance @ 50/60 Hz)

Input Protection

Over-Voltage Protection, Over-Current Protection

Communication

RS-485 Protocol or RS-232

Transport Package

Wayjunr

Specification

120mm x 70mm x 43mm

Trademark

wayjunr

Origin

Guangdong, China

Production Capacity

9999

Key features

High Precision Conversion: 12-bit resolution with testing accuracy greater than 0.1% for reliable data acquisition.

Flexible Communication Options: Supports RS-485 and RS-232 interfaces with Modbus RTU and ASCII protocol compatibility.

Wide Input Signal Range: Accepts 0-5V, 0-10V, 4-20mA, 0-20mA, and other custom voltage or current signals.

Programmable Configuration: Users can program address, baud rate, and calibration values via communication interface.

Long Distance Transmission: Supports communication distances up to 1200 meters using twisted-pair shielded cables.

DIN Rail Mounting: Designed for easy installation on standard DIN35 rails in industrial control panels.

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: ≤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.