Rockwell Automation 1606-XLSBUFFER24 Power Supply Reference Manual - Manual (Page 4)

All parameters are specified at 24V, 20A, 25°C ambient and after a 5 minutes run-in time, unless noted otherwise.
4 Rockwell Automation Publication 1606-RM026A-EN-P — April 2014
Bulletin 1606 Switched Mode Power Supplies
5. Standby Mode
Input voltage nom. DC 24V
Voltage range nom. 24-28.8Vdc
Input current typ. 80mA Standby mode
Power dissipation typ. 1.9W
Status lamp always on
Active signal high ohmic
Ready signal low ohmic
6. Charging Mode
Charging current min. 0.4A Charging mode
max. 0.6A Charging mode
Charging time min. 20s / 15s Initial charge 1) / Re-charging 2)
max. 29s / 21s Initial charge 1) / Re-charging 2)
Status lamp flashes 1.25Hz
Active signal high ohmic
Ready signal high ohmic
1) Initial charging is the first charge after voltage is applied to the buffer unit.
2) Re-charging is the charging of the internal capacitors after voltage interruptions of less than 2 minutes.
Fig. 6-1 Re-charging time, 24V
Charge
20
0 5 10 30s
Charging Time
40
80
60
100%
15 20 25
max min