1 STCK. 2 in 1 DC 12 V PC COM DB9 RS232 serieller Port Verzögerung Relais UART Schalter SPS
5,78 €
3 Two serial ports: RS232 DB9 interface, TTL 232 interface. Toggle : Enter the Toggle command, the Rreceiver Relay is Open, Enter the Toggle command again, Relay 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;.
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