Allen-Bradley 1769-PA2 - Page 27

Rockwell Automation Publication 1769-IN028C-EN-P - August 2016 27
Compact I/O Expansion Power Supplies
1769-PB2 Output Derating
1769-PA4 Output Derating
+24V Bus Load (Amps)
+5V Bus Load (Amps)
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
2.0
1.5
1.0
0.5
0.0
0.8
1.0
0.2
60 °C
Total Output: 29 W at 60 °C (140 °F) or below
+24V Bus Load (Amps)
+5V Bus Load (Amps)
4.0
3.0
2.0
1.0
0.0
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
1.7
2.6
55 °C
60 °C
Total Output: 68 W at 55 °C (131 °F) or below
61 W at 60 °C (140 °F) or below