8_ product introductionproduct introductionCABLE COLOR SCHEMEItem Cable Color Signal Line DescriptionPowerRed DC +12V DC +12V suppliedBlack GND Earth-grounding for powerInputBlue Buzzer Control BUZZER Control Input PortYellow LED Control LED Control Input PortOutputGreen Out Wiegand 0 Wiegand Data 0 Output PortWhite Out Wiegand 1 Wiegand Data 1 Output PortCommunication Brown RS-232(TX) RS-232 Transmission Output PortNot used Orange NC Not ConnectedTamperPink Tamper Output (COM) Tamper Output PortLight yellow Tamper Output (NC) Tamper Output PortCABLE SELECTIONItem Cable TypeCable Type1 Power (DC12V) Belden #9409, 18 AWG 2 Conductor, UnshieldedBelden #9409, 18 AWG 2 Conductor, Unshielded2WIEGAND OutputBuzzer ControlLED ControlTamper OutputBelden #9512, 22 AWG 4 Conductor, ShieldedBelden #9514, 22 AWG 8 Conductor, Shielded3 RS-232 Cable Belden #9829, 24 AWG 2-twisted pair, Shielded