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4-20mA or 0-10V to network Modbus TCP and MQTT, WiFi acquisition module WJ321

Product features:

●Convert 4-20mA signal to standard Modbus TCP protocol

● Supports communication protocols such as TCPServer, UDP, MQTT, etc

● Built in web page function, data can be queried through web pages

●Wide power supply range: 8~32VDC

●High reliability, easy programming, and easy application

●Standard DIN35 rail installation, convenient for centralized wiring

●Users can set module IP addresses and other parameters on the webpage

●Low cost, small size, modular design

● Dimensions: 79x69.5x25mm

Typical applications:

● Signal measurement, monitoring, and MQTT reporting

●TCP network, data collection

●Intelligent building control, security engineering and other application systems

●Industrial automation control system based on TCP network

●Industrial site signal isolation and long-distance transmission

●Equipment operation monitoring, MES system

●Measurement of sensor signals

● Acquisition and recording of industrial field data
Development of medical and industrial control products
● 4-20mA or 0-5V signal acquisition
Product Overview:
The WJ321 product is an IoT and industrial Ethernet acquisition module that enables transparent data exchange between sensors and networks. Can be transmitted
The analog data of the sensor is forwarded to the network.
WJ321 General Parameters:
(Typical @+25 ℃, Vs is 24VDC)
Input type: current input/voltage input
Accuracy: 0.1%
Temperature drift: ± 50ppm/℃ (± 100ppm/℃, maximum)
Input resistance: 150 Ω (4-20mA/0-20mA/0- ± 20mA current input)
300 Ω (0-10mA/0- ± 10mA current input)
1.5K Ω (0-1mA/0- ± 1mA current input)
Greater than 200K (5V/10V voltage input)
Greater than 1M Ω (input voltage below 2.5V)
Bandwidth: -3dB 10Hz
Conversion rate: 16FPS (factory default value, users can modify the conversion rate on the webpage). ）
You can set the AD conversion rate to 2SPS, 4SPS, 8SPS, 16SPS, 32SPS, 50SPS, 80SPS, 100SPS by sending commands
Common mode rejection (CMR): 120dB (1k Ω) SourceImbalance@50 /60Hz）
Norm suppression (NMR): 60dB (1k Ω) SourceImbalance@50 /60Hz）
Input protection: overvoltage protection, overcurrent protection
Communication: MODBUS TCP communication protocol or TCP socket character protocol or MQTT protocol
Web page: Supports web access module and web page setting module parameters.
Interface: WiFi network interface.
Communication response time: 100ms maximum
Working power supply:+8~32VDC wide power supply range, with internal anti reverse and overvoltage protection circuits
Power consumption: less than 3W
Working temperature: -45~+80 ℃
Product manual：https://www.wayjun.cn/d/en.html

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4-20mA or 0-10V to network Modbus TCP and MQTT, WiFi acquisition module WJ321

  • Product Code: WJ321
  • Availability: In Stock

  • $15.99

  • Ex Tax: $15.99

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