Remote Data Collection Switching Isolation to RS-485/RS232 Modbus RTU Communication Protocol
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Product Details
| Customization: | Available |
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| Conductive Type: | Bipolar Integrated Circuit |
| Integration: | GSI |
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Basic Info.
- Model NO.
- WJ65
- Output Type
- Current Output
- Resolution
- 10 Bit
- Shape
- DIP
- Technics
- Semiconductor IC
- Product Features
- Eight Channel Switch Input, Eight Channel Switch O
- Product Features1
- The Input Level Status Can Be Read Through The RS-
- Product Features2
- The Output Status Can Be Set Through The RS-485/23
- Product Features3
- High Reliability, Easy Programming, and Easy Appli
- Product Features4
- Standard DIN35 Rail Installation
- Product Features5
- Convenient for Centralized Wiring
- Product Features6
- Users Can Program Module Addresses, Baud Rates, Et
- Product Features7
- Level Signal Measurement, Monitoring, and Control
- Product Features8
- RS-485 Remote I/O, Data Acquisition
- Transport Package
- Wayjunr
- Specification
- 120mm x 70mm x 43mm
- Trademark
- wayjunr
- Origin
- Guangdong, China
- Production Capacity
- 9999
Packaging & Delivery
- Package Size
- 20.00cm * 20.00cm * 20.00cm
- Package Gross Weight
- 0.200kg
Product Description
Eight DI and eight DO channels, switch isolation to RS-485/232, data acquisition
remote I/O module WJ65
remote I/O module WJ65
Product features:
Eight channel switch input, eight channel switch output
The input level status can be read through the RS-485/232 interface
The output status can be set through the RS-485/232 interface
3000V triple isolation between signal input, output, and communication interfaces
Wide power supply range: 8~32VDC
High reliability, easy programming, and easy application
Standard DIN35 rail installation, convenient for centralized wiring
Users can program module addresses, baud rates, etc
Supports Modbus RTU communication protocol and automatic recognition protocol
Low cost, small size, modular design
Dimensions: 120 x 70 x 43mm
Typical applications:
Level signal measurement, monitoring, and control
WJ65 module appearance diagram
RS-485 remote I/O, data acquisition
Intelligent building control, security engineering and other application systems
RS-232/485 bus industrial automation control system
Industrial site signal isolation and long-distance transmission
Equipment operation monitoring and control
Measurement of sensor signals
Acquisition and recording of industrial field data
Eight channel switch input, eight channel switch output
The input level status can be read through the RS-485/232 interface
The output status can be set through the RS-485/232 interface
3000V triple isolation between signal input, output, and communication interfaces
Wide power supply range: 8~32VDC
High reliability, easy programming, and easy application
Standard DIN35 rail installation, convenient for centralized wiring
Users can program module addresses, baud rates, etc
Supports Modbus RTU communication protocol and automatic recognition protocol
Low cost, small size, modular design
Dimensions: 120 x 70 x 43mm
Typical applications:
Level signal measurement, monitoring, and control
WJ65 module appearance diagram
RS-485 remote I/O, data acquisition
Intelligent building control, security engineering and other application systems
RS-232/485 bus industrial automation control system
Industrial site signal isolation and long-distance transmission
Equipment operation monitoring and control
Measurement of sensor signals
Acquisition and recording of industrial field data
Switch signal acquisition


Product selection: WJ65 | ||
Communication interface 485: Output as RS-485 interface 232: Output as RS-232 interface | ||
Selection Example 1: Model: WJ65-232 indicates that the communication interface is RS-232 Selection Example 2: Model: WJ65-485 indicates that the communication interface is RS-485 | ||
Company Profile

Shenzhen Weijunrui Technology Co., Ltd
Since: 2011
Specialty: The company's main products include analog acquisition modules, signal isolators/conversion modules, and signal transmitters
Capacity: Produce 10000 per month
Advanced Features:
Switching to TCP/network/remote IO module, Modbus RTU to TCP, RS232/485 to Ethernet, analog signal (current/voltage/thermistor/frequency/displacement/speed/pulse) isolation transmitter, mV differential signal amplifier, isolation amplifier, micro power DC-DC module power supply, etc
Specialty: The company's main products include analog acquisition modules, signal isolators/conversion modules, and signal transmitters
Capacity: Produce 10000 per month
Advanced Features:
Switching to TCP/network/remote IO module, Modbus RTU to TCP, RS232/485 to Ethernet, analog signal (current/voltage/thermistor/frequency/displacement/speed/pulse) isolation transmitter, mV differential signal amplifier, isolation amplifier, micro power DC-DC module power supply, etc


Product Overview:
Function Introduction:
The WJ65 product realizes signal acquisition and control between sensors and hosts, used to detect switch signals
or control device operation.
The WJ65 series products can be applied in industrial automation control systems with
RS-232/485 bus, measurement and control of switch signals, measurement and output of high and low level signals, as
well as industrial field signal isolation and long-distance transmission, etc.
The product includes power conditioning, switch quantity acquisition, switch quantity output, and RS-485 serial
communication.
Each serial port can connect up to 255 WJ65 series modules, and the communication method adopts
ASCII code communication protocol or MODBUS RTU communication protocol. The baud rate can be set by code and
can be hung on the same RS-485 bus as control modules from other manufacturers, making it easy for computer
programming.The WJ65 series products are intelligent monitoring and control systems based on microcontrollers. All user set
configuration information such as address, baud rate, data format, checksum status, etc. are stored in non-volatile
memory EEPROM.
The WJ65 series products are designed and manufactured according to industrial standards, with 3000V triple
isolation between signal input, output, and communication interfaces, strong anti-interference ability, and high reliability.
The working temperature range is -45 ℃ to+85 ℃.
The WJ65 remote I/O module can be used to measure eight switch signals and has eight switch outputs.
1. Switching signal input and output
8-channel switch signal input, capable of connecting dry and wet contacts. Please refer to the wiring diagram for
details;
8-channel switch signal output with open collector output, can be commanded to set internal pull-up
output.
2. Communication Protocol
Communication interface: 1 standard RS-485 communication interface or 1 standard RS-232 communication
interface, please specify when ordering and selecting.
Communication Protocol: Supports two protocols, the character protocol defined by the command set and the
MODBUS RTU communication protocol.
The module automatically recognizes communication
protocols and can achieve network communication with various brands of PLCs, RTUs, or computer
monitoring systems.
Data format: 10 digits.
1 start bit, 8 data bits, 1 stop bit, no checksum.
The communication address (0-255) and baud rate (2400, 4800, 9600, 19200, 38400, 57600, 115200bps) can be set;
The communication network can reach a maximum distance of 1200 meters and is connected through
twisted pair shielded cables.
High anti-interference design of communication interface, ± 15KV ESD protection, communication response time
less than 100mS.
3. Anti interference
Parity check can be set as needed.
There is a transient suppression diode inside the module, which can effectively
suppress various surge pulses and protect the module.
Certifications
FAQ
Q: How to contact you?
A: Please contact us via email or online customer service
A: Please contact us via email or online customer service
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