MobileCollect Cable for Gages with DB9 RS-232 Outputs This cable is designed for use with inspection equipment with serial devices that have a DB9 female connector that is configured for connecting directly to a PC. Pins connected on Mobile Module cable are RxD (pin 2), TxD (pin 3) and Ground (pin 5). This cable is designed for use with the RS-232 Mobile Module. Call 951-780-4233 for information on this Transmitter