LeHang Port Powered RS232 to RS232 Serial Port Optic Electric Isolator to Protect You PC and RS232 Device

• RS232 system communication serial port optic isolation product
• Suitable for terminal devices using 3 wire system (TXD, RXD and GND), such as modem, router, multi-user system and satellite receiver, etc.
• Protects against the effects of electrostatic discharge, faulty wiring and lightning
• Support RS-232 asynchronous communication standard, direct insert into RS-232 interface serially, convenient operation
• For added convenience, the DB-9's male/female genders are reversible with the included thumbscrews

Why take a chance on blowing up your COMM PORT this simple device will protect your PC and RS232 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 RS232 Optic Electric Isolator is designed to protect the RS232 serial interface 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 - 57600 bps Power: Port powered, Supply from RS232 (one of TXD / DTR / RTS) Original Packing Included 1 x RS-232 Optic Electric Isolator 1 x User Manual