DC 12V RS232 Serial Port Delay Relay Switch Module PC COM DB9 ARM MCU UART Remote Control Board

DC 12V RS232 Serial Port Delay Relay Switch Module PC COM DB9 ARM MCU UART Remote Control Board

$21.99 $19.99

Description:      - Working voltage: 12V - (DC12V)Standby current (all relays closed) 16MA, relay open 47MA, - Two serial ports: RS232 DB9 interface, TTL 232 interface- ''Open'' ''Close'' ''Momentary'' ''Self-locking'' ''Interlock'' ''Delay''(Only...

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Description
Description: 
     
- Working voltage: 12V 
- (DC12V)Standby current (all relays closed) 16MA, relay open 47MA, 
- Two serial ports: RS232 DB9 interface, TTL 232 interface
- ''Open'' ''Close'' ''Momentary'' ''Self-locking'' ''Interlock'' ''Delay''(Only AT command)  6 Commands
- Two kinds of commands: AT command and 8-byte command, the two commands are automatically recognized, no need to switch.
- Under the ''Delay'' command ,the maximum delay is 9999 seconds(Only AT command)
- Size: 56.5 *31.5 * 17.5mm
- Maximum load: 10A / 250VAC, 10A / 125VAC, 10A / 30VDC, 10A / 28VDC, 10A / 12VDC
 
Glossary:
 
NO: Relay normally open contact
COM: Relay common contact
NC: Relay normally closed contact
Open: NO connection COM, NC disconnect COM
Close: NO disconnect COM, NC connection COM
Momentary : Enter the Momentary command, the Rreceiver Relay is Open, delay of 0.5 seconds after, Relay is Close;
Toggle  : Enter the Toggle command, the Rreceiver Relay is Open, Enter the Toggle command again, Relay is Close;
Latched : Enter the Channel 1 Latched command, the receiver Channel 1 is Open, the Channel 2 is Close.
Enter the Channel 2 Latched command the receiver Channel 2 is Open, the Channel 1 is Close.
Delay : Enter the Delay command, the Rreceiver Relay is Open, delay of 0-9999 seconds(MODBUS command is 0-255 seconds )after, Relay is Close;
During the delay, Eter the Close command, immediately close the relay
 
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;
PLC Industrial control;
LED Lighting control.
 
Package Incldued:
 
1 x DC 12V RS232 Serial Port Delay Relay Switch Module