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U1-RLY-EXT (1ch USB Relay Board)
Model U1-RLY-EXT Low cost Single Channel USB controlled relay board with heavy duty 10 Amp 240VAC/28VDC SPDT power relay, controlled through one of the PC USB ports, with external wall transformer. Simple ASCII commands for control, USB driver creates a virtual serial port, which allows a seamless transition from RS232 boards to USB boards. Includes cable, driver CD, instruction manual and software. Enclosure available separately (P/N RLY-ENC-EXT).
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U1-RLY-EXT-R (1Ch USB Reed Relay)
Model U1-RLY-EXT-R Low cost Single Channel USB controlled relay board with SPST reed relay for fast switching and high reliability, 200VDC/200VAC resistive 0.5A, controlled through one of the PC USB ports, with external wall transformer. Simple ASCII commands for control, USB driver creates a virtual serial port, which allows a seamless transition from RS232 boards to USB boards. Includes cable, driver CD w/instructions and software. Enclosure available separately (P/N RLY-ENC-EXT)
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