4 Channel RS485 Relay Module Modbus RTU AT Command Remote Control Switch for PLC PTZ Smart Home Security DC 12V

SKU: GP-1650584

$19.67

4 Channel RS485 Relay Module Modbus RTU AT Command Remote Control Switch for PLC PTZ Smart Home Security DC 12V
$19.67

>>>Manual:Click here to open
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. inchopeninch inchcloseinch inchMomentaryinch inchSelf-lockinginch inchInterlockinch inchDelayinch inchReadinch 7 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 inchModbus Pollinch Enter;
7. Under the MODBUS command mode, it can support up to 32 devices in parallel
8. Size:80 x47 x 19.5 mm
9. Maximum load:10A / 250VAC, 10A / 125VAC, 10A / 30VDC, 10A / 28VDC, 10A / 12VDC
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. inchLOADinch 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). inchLOADinch 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). inchLOADinch may be Machine tool ,CNC,3D Printer,LED lights, fans, motors and other DC AC equipment
Test Software
Serial HyperTerminal
Modbus Poll
Package Included
1 x 4 Channel DC 12V RS485 Relay Module

Additional information

Weight 0.068 kg

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