Allen-Bradley 1769-PA2K Installation Instructions Manual page 26

Compact I/O Expansion Power Supplies
1769-PA4, 1769-PA4K Output Derating
4.0
3.0
2.0
1.0
0.0
0.0
1769-PB4, 1769-PB4K Output Derating
4.0
3.0
2.0
1.0
0.0
0.0 0.2
26
Total Output: 68 W at 55 °C (131 °F) or below
61 W at 60 °C (140 °F) or below
60 °C
0.2 0.4 0.6 0.8
+24V Bus Load (Amps)
Total Output: 68 W at 55 °C (131 °F) or below
61 W at 60 °C (140 °F) or below
60 °C
0.4 0.6 0.8
+24V Bus Load (Amps)
Rockwell Automation Publication 1769-IN028I-EN-P - July 2020
1.0 1.2 1.4
1.0 1.2 1.4 1.6
1.7
55 °C
2.6
1.6 1.8 2.0
1.7
55 °C
2.6
1.8 2.0