4-20mA to Network Modbus TCP and Mqtt TCP Network, Data Collection Mes System

• Customization: Available
• Conductive Type: Bipolar Integrated Circuit
• Input Type: Differential
• Model NO.: WJ321
• Integration: GSI
• Operating Temperature: -40℃ - 85℃
• Resolution: 12 Bit
• Shape: DIP
• Technics: Semiconductor IC
• Typical Applications: Signal Measurement, Monitoring, and Mqtt Reporting
• Typical Applications1: TCP Network, Data Collection
• Typical Applications2: Industrial Automation Control System Based on TCP
• Typical Applications3: Equipment Operation Monitoring, Mes System
• Typical Applications4: Measurement of Sensor Signals
• Typical Applications5: 4-20mA or 0-5V Signal Acquisition
• Product Features: Convert 4-20mA Signal to Standard Modbus TCP Proto
• Transport Package: Wayjunr
• Specification: 120mm x 70mm x 43mm
• Trademark: wayjunr
• Origin: Guangdong, China
• Production Capacity: 9999

Product Description

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

Product features:
Convert 4-20mA signal to standard Modbus TCP protocol
Supports communication protocols such as TCP Server, 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: 79 x 69.5x 25mm
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 model:	WJ321 - U(A) - WiFi
Input voltage or current signal value communication interface	Form of antenna	WiFi
U1:0-5V                   A1:0-1mA U2:0-10V                 A2:0-10mA U3:0-75mV             A3:0-20mA U4:0-2.5V                A4:4-20mA U5:0-±5V                  A5:0-±1mA U6:0-±10V                A6:0-±10mA U7:0-±100mV          A7:0-±20mA U8: User defined     A8: User defined	W: External antenna N: Built in antenna X: Suction cup antenna	Output as WiFi network interface
Selection Example 1: Model: WJ321-A4-WiFi - W represents 4-20mA signal input, WiFi output, external antennaSelection Example 2: Model: WJ321-U1-WiFi N indicates 0-5V signal input, WiFi output, built-in antenna Selection Example 3: Model: WJ321-U2-WiFi - X represents 0-10V signal input, output as WiFi, suction cupantenna

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

WJ321 General Parameters:

Function Introduction:

(Typical @+25 ℃, Vs is 24VDC)
Input type: current input/voltage input
Accuracy: 0.1%
Temperature drift: ± 50 ppm/℃ (± 100 ppm/℃, 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: -3 dB 10 Hz
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, 100SPSbysendingcommands
Common mode rejection (CMR): 120 dB (1k Ω Source Imbalance @ 50/60 Hz)
Normal mode suppression (NMR): 60 dB (1k Ω Source Imbalance @ 50/60 Hz)
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: 100 ms maximum
Working power supply:+8~32VDC wide power supply range, with internal anti reverse and overvoltage protectioncircuits
Power consumption: less than 3W

Working temperature: -45~+80 ℃
Working humidity: 10~90% (no condensation)
Storage temperature: -45~+80 ℃
Storage humidity: 10~95% (no condensation)
Dimensions: 79 mm x 69.5mm x 25mm

The WJ321 remote I/O module can be used to measure one analog signal. 1, Analog signal input
16 bit acquisition accuracy, one analog signal input. All signal input ranges have been calibrated before theproduct leaves the factory. During use, users can also easily program and calibrate themselves. Please refer totheproduct selection for specific current or voltage input range. 2. Communication Protocol
Communication interface: WiFi network interface. Can connect to WiFi within the local area network. Communication protocol: MODBUS TCP protocol is adopted to achieve industrial Ethernet data exchange. It canalso communicate with modules through TCP sockets. Network cache: 2K bytes (for both sending and receiving)
Communication response time: less than 10mS. 3. Anti interference
There is a transient suppression diode inside the module, which can effectively suppress various surge pulsesandprotect the module.

FAQ

Q: How to contact you?
A: Please contact us via email or online customer service