HP R1500 - Manual (Page 34)

Specifications 34
Battery runtime
Load, percent Load, watts Estimated battery runtime at 100% battery charge
20 200 58 minutes
50 500 17 minutes
80 800 8 minutes
100 1000 5 minutes
Environmental specifications
Feature Specification
Operating temperature 0°C to 35°C (32°F to 95°F)
Nonoperating temperature -15°C to 55°C (5°F to 131°F)
Relative humidity 5% to 95%; noncondensing
Operating altitude Up to 3,000 m (9,843 ft) above sea level
Nonoperating altitude Up to 15,000 m (49,212 ft) above sea level
Audible noise Less than 45 dBA
Serial communications port pin assignment
Pin number Signal name Function Direction from the UPS
1 Low batt Low battery relay contact; 20 mA, 30 Vdc contact
rating Out
2 TxD Transmit to external device Out
3 RxD Receive from external device In
4 DTR PnP from external device (tied to Pin 6) In
5 GND Signal common (tied to chassis) —
6 DSR To external device (tied to Pin 4) Out