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CE040 DC 12V 4 CH RS485 Relay Module Modbus RTU And AT Command Remote Control Switch for PLC PTZ Camera Security Monitoring

CE040 DC 12V 4 CH RS485 Relay Module Modbus RTU And AT Command Remote Control Switch for PLC PTZ Camera Security Monitoring

  • Model: CE040
  • Availability: In stock
  • Weight: 0.06Kg
US$13.99
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Product Name: DC 12V 4 CH RS485 Relay Module Modbus RTU And AT Command Remote Control Switch for PLC PTZ Camera Security Monitoring
 
 
 
Package inlcuded:
1 x DC 12V 4Ch RS485 Modbus & AT command Relay Board
 
 
Description:
 
1: DC 12V power supply (voltage range 9-13V )
 
2: Standby current (all relays closed) 11-13MA, 1 relay open 44MA, 2 relays open 77MA, 3 relays open 110MA,4 relays open 140MA
 
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: 80 * 47 * 19.5mm
 
9 Weight: 57g
 
10 Maximum load: 10A / 250VAC, 10A / 125VAC, 10A / 30VDC, 10A / 28VDC, 10A / 12VDC
 
the new version adds the Read Status command (command 03)
 
For more information, please contact me
 
 
 
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 12V control circuit,Wiring diagram below. ''LOAD'' may be camera,LED lights, fans, motors and other DC 12V equipment

 
 
 
 
2 DC 1-100V OR AC 85-265V control circuit,Wiring diagram below(Note:If not DC 12V load, need another DC 12V power supply). ''LOAD'' may be LED lights, fans, motors Lights, fluorescent lights, solar water heaters and other DC AC equipmen
 

3 DC 1-100V OR AC 85-265V control circuit,Wiring diagram below(Note:If not DC 12V load, need another DC 12V 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
 
 
 
 
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