Tripp Lite 9PX11KTF11M Eaton 9PX UPS 700-3000 VA 2U Owners Manual - Page 28

4. Communication 4.1 Communication ports Connection of RS232 or USB communication port The RS232 and USB communication ports cannot operate simultaneously. 1. Connect the RS232 17 or USB 18 18 communication cable to the serial or USB port on the com- puter equipment. 2. Connect the other end of the 17 communication cable 17 or 18 to the USB 10 or RS232 9 communication port on the UPS. The UPS can now communicate with EATON power management software. 9 10 Installation of the communication cards 2 It is not necessary to shutdown the UPS before installing a communication card. 1. Remove the slot cover 2 secured by screws. 2. Insert the communication card in the slot. 3. S ecure the card cover with the 2 screws. Characteristics of the contact RS232 communication port 54321 9876 300 Ohm R Contact characteristics (optocoupler) • Voltage: 48 V DC max • Current: 25 mA max Pin Signal Direction Function 1 Bat Low Output Low Battery Output 2 TxD Output Transmit to external device 3 RxD Input Receive from external device 4 I/P SIG Input - 5 GNDS - Signal Common tied to chassis 6 PNP Input Plug and Play 7 UPS ON Output UPS ON 8 BAT Mode Output - 9 +5V Output Power supply for external signals or options Page 28 9PX 1-3 KVA US_EN