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      WD240Data Terminal
      

				  	
      

						
      Serial port
      transmission
      

						
      Digital 
      acquisition
      

						
      Analog 
      acquisition
      

						
      Standard 
      protocol
      

						
      Wireless 
      transmission
      

						
      4G cloud
      

					
                             

				
      

			
      

		
      

		

	
      

	
      

		
      

			

			

				

				
      Switch
      

				

			      

			

		
      		                                        

	
      	

		

	
      

		
      

			Product Overview

			Functional Features

			Application Scenarios

			Specifications

			Product Selection

			Downloads

		
                                              

	
      

	

	

	
      	

		
      	

			
      WD240 Data Terminal
      

			
      LORA/4G,multi-channel AI, AO, DI, DO data acquisition
      

			
      
	
      
	HW parameters: 1 channel 232/485 serial port, 8AI-4DI-4DO and other multi-channel IO
      

      
	Networking function: CAT1 4G, high power LORA (433MHZ, 915MHZ)
      

      
	Acquisition function: support acquisition of analog quantity, digital quantity acquisition, support fast pulse counting
      

      
	Local transparent transmission: realize wireless data transparent transmission within 12KM through LORA
      

      
	Cloud access: realize remote wireless data monitoring with cloud platform through 4G
      

      
	Application scenarios: factories, mines, oil fields, water conservancy, agriculture, ports, etc.
      

			
        

			

		
      

		
      

	
      

	

	

	
      

		
      

      
	
      
		
      
	
      
		
      
			Rich IO acquisition interface
      
		
      
			Supports four channels of 12-bit high precision analog input (8AI, 4DI, 4DO or 4AI, 8DI, 4DO or 4AI, 4DI, 4DO, 4DO or 2AO, 6AI, 4DI, 4DO, 4DO and other configurations)
      
			Support 4 ways of dry and wet connection type, optional 0~60V digital input, support counter function;
      
			Support 4 3A relay output, and support 0~30V DC and 0~250V AC signal access;
      
			With multiplexing circuit, can be equipped into 4AI/4DI/4DO/2AO-2AI, appropriate AI/DI/DO can be up to 8 channels;  
      
	
      

      

      
		
      

		
      

			
      				
				
      
					
      Wireless LORA transmission function
      
					
      Built-in high-power, long-distance LORA transmission chip, the transmit power can reach 30dbm, and the maximum support 12KM distance transmission; support 410~493MHz and 850~930MHz optional frequency bands, available at home and abroad;
      flexibly configure LORA channels, Parameters such as power and air rate; support the setting of maximum frame length and timeout time, suitable for various data packets and corresponding speed scenarios
      
				
      
				
      
			
      

		
      

		
      

			
      

				
      

				
      

					
      Standard Modbus RTU protocol
      

					
      Support standard Modbus RTU protocol for local IO control and data acquisition
      

				
      

			
      

		
      

		
      

			
      				

				
      

					
      Wireless 4G data to the cloud
      

					
      Support uploading serial port and IO data to various cloud platforms and systems through MQTT protocol through 4G network
      

				
      

				
      

			
      

		
      

		
      

			
      

				
      

				
      

					
      Wireless transparent transmission
      

					
      Support wireless transparent transmission of 232 or 485 serial ports, support point-to-point, point-to-multipoint data transparent transmission,
support interference-free data transparent transmission of coexistence of different systems
      

				
      

			
      
		
      



		
      

			
      				

				
      

					
      High reliability industrial grade design
      

					
      1）6~35V wide voltage design, -40~+85℃ wide temperature design;
      
2）Isolated RS232 or RS485 design, 15KV ESD protection;
      
3）Adopt optocoupler isolated digital input, precise reference voltage and high reliability relay design;
      

				
      

				
      

			
      

		
      

	
      

	

	

	
      

		
      

			
      Application Scenarios
      				

		
      

		

      
 
      

		
      

			
      

				
      

				
      Wired serial port read and write IO
      

			
      

			
      

				
      

				
      Wireless LORA read and write IO
      

			
      

			
      

				
      

				
      LORA serial port data transparent transmission
      

			
      

			
      

				
      
				
      Wireless 4G data to the cloud
      

			
      

			
      

				
      

				
      Point-to-multipoint local networking
      

			
      

		
      

	
      

	

	

	
      

		
      

			
      Specifications
      				

		
      

		
      

			
      
	
		
      
			
				Hardware Specifications
		
      
		
      
			
				Hardware Platform
			
				CPU cores
			
				32-bit Arm Cortex-M4
		
      
		
      
			
				Interface Features
			
				Power Interface
			
				DC 9V-35V (terminal)
		
      
		
      
			
				Serial interface
			
				1 serial port (RS232/RS485), 15KV ESD protection, 9600~115200bps, default 19200
		
      
		
      
			
				Analog Input
			
				4/8 AIs with 12-bit acquisition accuracy (current and voltage optional)
      
				Current type 4~20mA, 0~20mA Voltage: 0~5V, 0~10V, etc.      		
		
      
		
      
			
				Digital Input
			
				4/8-way optocoupler isolation 0~60V, support dry and wet node access (default dry contact, support 4-way counter)
		
      
		
      
			
				Digital output
			
				4-way 3A relay output 250V AC, 30V DC DC (expandable 4-way transistor DO)
		
      
		
      
			
				Antenna Connector
			
				LORA Antenna: SMA x 1  4G Antenna: SMA x 1
		
      
		
      
			
				Terminals
			
				3*6*3.81mm,1*3*3.81mm,1*5*3.81mm
		
      
		
      
			
				4G (optional)
			
				network format
			
				LTE Cat1 , maximum downlink rate 10Mbps, maximum uplink rate 5Mbps
		
      
		
      
			
				LORA (optional)
			
				Operating frequency band
			
				410~493MHz or 850~930MHz optional
		
      
		
      
			
				Receive Sensitivity
			
				150dBm
		
      
		
      
			
				Transmit Power
			
				30dBm
		
      
		
      
			
				Communication distance
			
				Maximum 12KM (recommended indoor 2KM, outdoor 8KM)
		
      
		
      
			
				Air Rate
			
				0.48K~62.5Kbps (up to 300K)
		
      
		
      
			
				Emission Current
			
				650mA
		
      
		
      
			
				LORA Channel
			
				50 channels, configurable
		
      
		
      
			
				Machinery
      
				Features      		
			
				Dimensions
			
				136x106.5x35mm
		
      
		
      
			
				Installation method
			
				Rails
		
      
		
      
			
				Shell
			
				Metal shell (local gold)
		
      
		
      
			
				Protection class
			
				IP30
		
      
		
      
			
				Cooling method
			
				Fanless cooling
		
      
		
      
			
				Weight
			
				280g
		
      
	      

      
		
      	

	
      

	

	

	
      

		
      

			
      Product Selection
      				

		
      

		
      			

			
      
	
		
      
			
				Hardware selection
		
      
		
      
			
				Order number
			
				WD240---
		
      
		
      
			
				N (Uplink Network)
			
				L (with LORA module)/G (with 4G module)/W (with WIFI module, in development*)
		
      
		
      
			
				I (I O module)
			
				M0844 (M means module, 0 means 0 AO, 8 means 8 AI (4AI+4 multiplexed AI), 4 means 4 DI, 4 means 4 RO)
		
      
		
      
			
				S (serial port type)
			
				-232: RS232 serial port; -485: RS485 serial port
		
      
		
      
			
				Example
			
				WD240-LM0844-485 (8AI-4DI-4DO, domestic frequency band: 410~493MHz, 485 serial port)
      
				WD240-LM0484-232 (4DI-4AI-4DI-4RO, domestic frequency band: 410~493MHz, 232 serial ports)
      
				WD240-LM0448-485 (4DO-4AI-4DI-4RO, domestic frequency band: 410~493MHz, 485 serial port)
      
				WD240-LM2644-232 (2AO-6AI-4DI-4RO, domestic frequency band: 410~493MHz, 232 serial ports)
      
				WD290-LM0844-485 (8AI-4DI-4DO, overseas frequency band: 850~930MHz, 485 serial port)
      
				WD240-GM0844-485 (8AI-4DI-4DO, 4G CAT1, 485 serial port) etc.      		
		
      
	      

      

      
	
      

		
      	

	
      

	

	

	
	
      
		
      Downloads
      
		
      
			
				
      【Product Specification】WD240 Product SpecificationV1.0
      
				
			      
			
				
      [Product User Manual] WD240 Product User Manual V3.4
      
				
			      
			
				
      [Configuration Tool] WD240 Configuration Tool
      
				
			      					
      	
	
      	
      

		
      Wutong Bolian, help you open the road of industrial digitalization and intelligence
      

		Sample Application	
      

    
    


	
      
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