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Users Manual & Installation Guide
PV- 5127: Power supply module with UPS
Page 25 of 31
Technical data
Power supply:
Input voltage:
PV-5127-S: 18-35Vdc (with UPS and charger)
PV-5127A-S: 10-35Vdc (without UPS and charger)
Output Voltage 1:
+5Vdc, 8A
Ripple/noise: +/-100mV
Line regulation: +/-1%
Load regulation: +/-5%
Output Voltage 2:
+12Vdc, 3A
Ripple/noise: +/-150mV
Line regulation: +/-1%
Load regulation: +/-5%
Output Voltage 3:
+5V Standby, 1A
Output power:
75W, max
Efficiency: 5V: 91%, 12V: 81%
Overload protection: Short circuit and overload protected
UPS/Battery Charger:
Battery type: 12V Lead Acid or NiMH (PV-1075)
Lead Acid charge: Fast charge: Constant current (0.5 or 1A)
Trickle charge: Constant voltage (13.6V)
Battery protection: Input for temperature sensor.
Temperature control: Internal or external ambient temperature sensor
Logical outputs for external fan and heater (3,3V when on)
Alarm to CPU when temp. too high(via “RS232” and PC/104)
ATX signals: Input: PS_ON
Outputs: PWR_GOOD, +5V Standby
“RS232” Interface:
Handshake signals: “Mains failure”, “Battery Low”, “Shutdown”
High temperature alarm: Activates “Mains failure” and “Battery Low”
Software: Supported by Windows NT and Linux
PC/104 Interface:
Power: +5V, +12V
Status: Software readable mains, battery, and temperature status
Shutdown: Software shutdown, delayed 0-253 sec.
Software: UPS service for Windows 2000 and XP available
Logic outputs
(Fan_ON, Heat_ON, and PWR_GOOD):
V
OH
– Output high voltage: min. 2.4V @ -4.0mA
V
OH
– Output high voltage: typ. 3.3V @ 0mA
V
OL
– Output low voltage: max. 0.4V @ 8.0mA