What communication interfaces does the module support?

The module supports RS-485 or RS-232 interfaces, selectable by model (WJ68-485 or WJ68-232).

What is the maximum load current for the outputs?

The maximum load current is 100mA per channel, capable of directly driving intermediate relays.

Advanced RS-485/232 Switch Module with Eight PNP Inputs and Outputs Multi-Channel Data Acquisition

Name: Advanced RS-485/232 Switch Module with Eight PNP Inputs and Outputs Multi-Channel Data Acquisition
Brand: Shenzhen Weijunrui Technology Co.,Ltd
SKU: 2210068515

Guangdong, ChinaShenzhen Weijunrui Technology Co.,Ltd

US$56.98-66.99

2 Pieces

Sample price:US$56.99/piece.Request sample

Product profile

Customization

Available

Conductive Type

Bipolar Integrated Circuit

Input Type

Differential

Model NO.

WJ68

Integration

LSI

Operating Temperature

-40℃ - 85℃

Resolution

12 Bit

Shape

DIP

Technics

Semiconductor IC

Typical Applications

Level Signal Measurement, Monitoring, and Control

Typical Applications1

RS-485 Remote I/O, Data Acquisition

Typical Applications2

Acquisition and Recording of Industrial Field Data

Product Features

Eight Channels of PNP Switch Input, Eight Channels

Wide Power Supply Range

8~32VDC

Advantage

High Reliability, Easy Programming, and Easy Appli

Quantity

99999

Transport Package

Weijunrui

Specification

120 x 70 x 43mm

Trademark

wayjunr

Origin

Guangdong, China

Production Capacity

99999

Key features

Eight PNP Input/Output Channels: Features 8 channels of PNP switch input and 8 channels of PNP switch output for versatile control.

Wide Power Supply Range: Operates on a wide voltage range of 8~32VDC with internal anti-reverse and overvoltage protection.

Dual Communication Interfaces: Supports both RS-485 and RS-232 interfaces with automatic protocol recognition.

Modbus RTU Protocol Support: Compatible with Modbus RTU and custom character protocols for seamless PLC and system integration.

Configurable Baud Rates: Software-selectable baud rates ranging from 2400 to 115200bps for flexible communication.

DIN Rail Installation: Standard DIN35 rail mounting design facilitates centralized wiring and compact installation.

Long-Distance Transmission: Communication network supports distances up to 1200 meters using twisted pair shielded cables.

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: ≤1.38h

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.