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  • 4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home
  • 4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home
  • 4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home
  • 4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home
  • 4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home
  • 4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home
  • 4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home
  • 4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home
  • 4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home
4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home

4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home COD

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                        >>>Manual: Click here to open<<<

                        Features:
                         
                        - This is  4 Channel Relay Module.
                        - DC 12V power supply (voltage range 9-13V).
                        - Standby current (all relays closed) 18MA, 1 channel  relay open 50MA, 2 channel relays open 81MA, 3 channel relays open 110MA, 4 channel relays open 141MA.
                        - RS232 DB9 female interface.
                        - "Read", "open", "close", "Self-locking" , click, interlock 6 commands, can satisfy most of the industrial control. 
                         
                        Specifications:
                         
                        Model: CE039_12V
                        Rated current: 10A
                        Rated voltage: DC12V
                        3C rated voltage range: below 36V
                        Relay load current: Max 10A
                        Relay load voltage: DC 1-100v or AC85-265v
                        Weight: 67g
                        Size: 8.5 x 4.7 x 1.8cm
                         
                        Control Commands:
                         
                        1. Reading status(reading the satus of the relay (on/off))
                         
                        55 56 00 00 00 00 00 AB
                           
                        2.Relay open (issue this command,Relay open,COM connect to NO)
                         
                        Channel 1 : 55 56 00 00 00 01 01 AD
                        Channel 2 : 55 56 00 00 00 02 01 AE
                        Channel 3 : 55 56 00 00 00 03 01 AF
                        Channel 4 : 55 56 00 00 00 04 01 B0  
                         
                        3. Relay close (issue this command,Relay close,COM disconnect NO,and COM connect to NC)
                         
                        Channel 1 : 55 56 00 00 00 01 02 AE
                        Channel 2 : 55 56 00 00 00 02 02 AF
                        Channel 3 : 55 56 00 00 00 03 02 B0
                        Channel 4 : 55 56 00 00 00 04 02 B1
                           
                        4. Relay toggle(Relay status reversal,if COM connect to NO,this commands will Disconnect COM to NO and Reverse COM connect to NC,and vice versa)
                         
                        Channel 1 : 55 56 00 00 00 01 03 AF
                        Channel 2 : 55 56 00 00 00 02 03 B0
                        Channel 3 : 55 56 00 00 00 03 03 B1
                        Channel 4 : 55 56 00 00 00 04 03 B2
                         
                        5. Relay momentary(Relay COM connect to NO,disconnect after 200MS)
                         
                        Channel 1 : 55 56 00 00 00 01 04 B0
                        Channel 2 : 55 56 00 00 00 02 04 B1
                        Channel 3 : 55 56 00 00 00 03 04 B2
                        Channel 4 : 55 56 00 00 00 04 04 B3
                         
                        6. Relay Interlock
                         
                        Channel 1 : 55 56 00 00 00 01 05 B1
                        Channel 2 : 55 56 00 00 00 02 05 B2
                        Channel 3 : 55 56 00 00 00 03 05 B3
                        Channel 4 : 55 56 00 00 00 04 05 B4
                         
                        Once issue a command,will have a return fame,7th byte of return fame mean the satus of realy.
                         
                        Return Commands:
                           
                        1.Return relay open(return this command,mean COM connect to NO)
                         
                        Channel 1 : 33 3C 00 00 00 01 01 71
                        Channel 2 : 33 3C 00 00 00 02 01 72
                        Channel 3 : 33 3C 00 00 00 03 01 73
                        Channel 4 : 33 3C 00 00 00 04 01 74
                         
                        2.Return relay close(return this command,mean COM disconnect NO , and COM connect to NC)
                         
                        Channel 1 : 33 3C 00 00 00 01 02 72
                        Channel 2 : 33 3C 00 00 00 02 02 73
                        Channel 3 : 33 3C 00 00 00 03 02 74
                        Channel 4 : 33 3C 00 00 00 04 02 75
                         
                        Application:
                         
                        Remote control, remote measurement system; 
                        Wireless meter ; 
                        Smart Home,Home Automation ,Wiser Home;
                        Access control  ;
                        Identification system ;
                        Data collection; 
                        IT household appliance ;
                        Intelligence household appliance;
                        Baby monitoring system;
                         
                        Typial Application:
                         
                        1. DC 12V control circuit,Wiring diagram below. ''LOAD'' may be LED lights, fans, motors and  other DC 12V equipment
                         
                         
                        aeProduct.getSubject()
                         
                         
                        2. DC 1-48V 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 and other DC AC equipment
                        aeProduct.getSubject()
                         
                         
                        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
                         
                        aeProduct.getSubject()
                         
                         
                         
                        Test Software:(Only support win xp (32/62)  win 7 (32/62) Operating System)
                         
                        aeProduct.getSubject()
                         
                        Package Included:
                         
                        1 x  4 Channel RS232 Relay Board



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