5V 8ch RS232 TTL232 IO Control Switch Board Com DB9 Serial Port for Momentary

5V 8ch RS232 TTL232 IO Control Switch Board Com DB9 Serial Port for Momentary

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Description:

1: Operating Voltage : DC 5V(5V Version) / DC 6-24V(12V Version)
2: Operating Current : 10-15MA
3: Two serial ports: RS232 DB9 interface, TTL 232 interface
4: 8 Output control pins, 5V TTL level, low level (default) / high level output
5: ''Open'' ''Close'' ''Momentary'' ''Self-locking'' ''Interlock'' ''Delay''(Only AT command)? ''All Relays Open'' ''All Relays Close'' 8 Commands
6 Two kinds of commands: AT command and 8-byte command, the two commands are automatically recognized, no need to switch.
7 Under the ''Delay'' command ,the maximum delay is 9999 seconds(Only AT command)
8 Size: 54 * 31 * 17mm
9 Weight: 16 g

Application??

Automated industry PLC
Relay Module
Smart Home,Home Automation ;
Identification system;
Motor FW & BW;
CCTV Camera PTZ Control;
Security system;
LED dot matrix screen;
RS232 remote control;

Package inlcuded:1 x5-24V 8 Channel Multifunction RS232 TTL232 Control Board for 1-8 CH Relay Module