HP R1500 HP R1500 G3 UPS User Guide - Page 37

Pin number Signal name Function, Direction from the UPS, AC fail relay contact; 20 mA, 30 Vdc contact

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Page 37 highlights

Pin number Signal name Function 5 GND Signal common (tied to chassis) 6 DSR To external device (tied to Pin 4) 7 - No connection 8 AC fail AC fail relay contact; 20 mA, 30 Vdc contact rating 9 - No connection Direction from the UPS - Out - Out - Specifications 37

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Specifications 37
Pin number Signal name Function
Direction from the UPS
5
GND
Signal common (tied to chassis)
—
6
DSR
To external device (tied to Pin 4)
Out
7
—
No connection
—
8
AC fail
AC fail relay contact; 20 mA, 30 Vdc contact
rating
Out
9
—
No connection
—