Cut Sheet

V7-T6-12 Volume 7—Logic Control, Operator Interface and Connectivity Solutions CA08100008E—May 2014 www.eaton.com
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6.1
Power Supplies
General-Purpose and Sensor Power Supplies
PSG Series, continued
Buffer Module
PSG480B24RM
Input
Nominal voltage 24 Vdc
DC input range 22.8–28.8 Vdc
Maximum voltage 35 Vdc
Current Charging mode: <0.6A
Discharging mode: 20A max.
Power (standby mode) 2.5W average
Maximum signal (inhibit) 35V / 10 mA
Max inrush current < 20A
Charging time < 30s
Output
Nominal voltage 24 Vdc typ.
DC adjustment range Switch = “Fix 22V”: Buffering starts if terminal voltage falls below 22V
Switch = “Vin-1V” (Factory Setting): Buffering starts if terminal voltage is decreased by >1V
Maximum voltage 35 Vdc
Current 20A max.
buffering time 250 ms min. at 24V/20A load, 5s min. at 24V/1A load
Maximum signal 35V / 10 mA
PARD (20MHz) <200 mVpp
Galvanic isolation
Input/ground 1.5 kVac
Output/ground 1.5 kVac
Signal/ground 1.5 kVac
General/Physical Data
Housing material Aluminum
Signals Green LED off: unit is discharged or Vin < 22 Vdc
Green LED on: unit is fully charged
Green LED blinking slowly: unit is charging
Green LED blinking quickly: unit is discharging
MTBF >800,000 hr
Parallel connection Yes
Series connection No
Dimensions (L) 121 mm
Dimensions (W) 70 mm
Dimensions (H) 120.1 mm
Weight (kg) 0.76
Terminals Finger safe–fixed
Wire Size Input / Output: AWG 12–10
Signal: AWG 24–10
Operating temperature –25°C to +75°C
Storage temperature –25°C to +85°C
Power de-rating—vertical mounting >70°C de-rate power by 5% / °C
Operating humidity < 95% RH, noncondensing
Vibration 10 to 500 Hz, 0.35 mm acc. 30m/s², single amplitude (3G max.) for 60 min. in each X, Y and Z directions, in accordance with IEC 60068-2-6
Pollution degree 2
Safety and Protection
Shock 30G (300m/S²) in all directions according to IEC60068-2-27
Safety class Class I with ground connection