DTECH Port Powered RS232 to RS232 Serial Port Isolator Optic Electric Adapter to Protect You PC and RS-232 Device

DTECH 3 Wire RS232 Data Interfaces Opto Isolator for Typical isolated RS-232 communications link Why take a chance on blowing up your COMM PORT this simple mini RS232 opto isolator device will protect your PC and RS232C devices, when plugging into an unknown device or plugging into one that has a short you can damage your comm port in a hurry! This compact DTECH RS232 Isolator Optic Electric adapter is designed to protect the RS232 serial port at both ends of the device, inhibit static and surge, prevent ground loop and surge damaging devices. Connection: 9 pin DTE devices transmit on pin 3 and receive on pin 2 9 pin DCE devices transmit on pin 2 and receive on pin 3 Specific Optic electric isolation voltage: Instant 2.5KV rms; Continous 500VDC Transmission Rate: 300 bps