Category: Main page » Power Circuits

Tripp-lite OmniPro-450 (675) WinNT Cable

pinout

Should work with Windows NT UPS Service

9 pin D-SUB male
9 pin D-SUB male connector  to the UPS
UPS
Signal Name		DB-9 Male
(UPS end)		DB-9 Female
(PC end)		PC
Signal Name
Shutdown24DTR
PWR Fail58CTS
LOW BATT61DCD
Common1,45GND

Pin 7 at the PC end (RTS) connected by R1 2k0 to pin 8 (CTS) and connected by R2 2k0 to pin 1(DCD)

Power_Failure - Negative, Low_Battery - Negative, UPS_Shutdown - Positive.

9 pin D-SUB female
9 pin D-SUB female connector  to the computer

Source:www.pinouts.ru


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