DC 24V 2ch RS485 Modbus RTU relékártya soros port kapcsoló modul PLC LED motorhoz FW & BW

 
Product Name:  DC 24V 2ch RS485 Modbus RTU Relay Board Serial port Switch Module for PLC LED Motor FW & BW
 
 
 
Package inlcuded:
 1 x DC 24V 2Ch RS485 Modbus AT command  Relay Board
 
 
Description: 
 
1: DC 24V power supply 
 
2: Standby current (all relays closed) 7-8MA, 1 relay open 25MA, 2 relays open 35MA
 
3: "open" "close"  "Momentary" "Self-locking" "Interlock" "Delay" 6 Commands
 
4: Two instruction-control mode : AT command and MODBUS command
 
5: Under the AT command ,the maximum delay is 9999 seconds
    Under the MODBUS command ,the maximum delay is 255 seconds
 
6 AT commands can be made serial HyperTerminal (serial assistant) Enter;
   MODBUS commands can be made serial HyperTerminal (serial assistant)  OR "Modbus Poll" Enter;
 
7 Under the MODBUS command mode, it can support up to 32 devices in parallel
 
8 Size: 79 * 47.5 * 19.5mm (excluding shell);
 
9 Weight: 40 g (excluding shell); 
 
10 Maximum load: 10A / 250VAC, 10A / 125VAC, 10A / 30VDC, 10A / 28VDC, 10A / 12VDC
 
the new version adds the Read Status command (command 03)
Match the shell, click here.
 
  
  
Instruction manual Please ask us after the purchase
 
 
Application
Automated industry PLC
Smart Home,Home Automation ,Wiser Home;
Identification system;
Motor FW & BW
 
Typical applications:
 
1 AT command mode (A5 = OFF), in this mode can be through the serial HyperTerminal (serial assistant) enter a simple AT command control relay. AT command mode time up to 9999 seconds 
 
 
2 MODBUS command mode (A5 = ON), you can control a variety of ways: Serial Hyper Terminal Control (need to manually add the CRC), Modbus Poll software control (software automatically add the CRC), PLC or MCU process control
Wiring Diagram:
 
1 DC 24V control circuit,Wiring diagram below. "LOAD" may be camera,LED lights, fans, motors and other DC 24V equipment
 
 
2 DC 24V motor reversing control, Wiring diagram below. "LOAD" can be Fans, motors, pumps and other DC 24V equipment
 
 
 
 
3 DC 1-48V OR AC 85-265V control circuit,Wiring diagram below(Note:If not DC 24V load, need another DC 24V power supply). "LOAD" may be LED lights, fans, motors Lights, fluorescent lights, solar water heaters and other DC AC equipmen
 
4 DC 1-48V OR AC 85-265V control circuit,Wiring diagram below(Note:If not DC 24V load, need another DC 24V power supply). "LOAD" may be Machine tool ,CNC,3D Printer,LED lights, fans, motors and other DC AC equipment
 
 
Test Software(We offer a demo video):
Serial HyperTerminal:
Modbus Poll