
Publication 1747-UM003A-EN-P
B-38 Understanding Your SLC 500/1746 Control System
Determining the Power Supply Dissipation
Use the graphs below for determining the power supply dissipation in step 2 of
the worksheet.
1746-P2 Power Supply Change in Power
Dissipation due to Output Loading
1746-P1 Power Supply Change in Power
Dissipation due to Output Loading
1746-P3 Power Supply Change in Power
Dissipation due to Output Loading
1746-P4 Power Supply Change in Power
Dissipation due to Output Loading
Power Supply Loading (Watts)
Power Supply Loading (Watts) Power Supply Loading (Watts)
Power Supply Loading (Watts)
1746-P5 Power Supply Change in Power
Dissipation due to Output Loading
Power Supply Dissipation (Watts)
Power Supply Dissipation (Watts)
Power Supply Dissipation (Watts)Power Supply Dissipation (Watts)
Power Supply Dissipation (Watts)
Power Supply Dissipation (Watts)
Power Supply Loading (Watts)
Power Supply Loading (Watts)
1746-P6 Power Supply Change in Power
Dissipation due to Output Loading
1746-P7 Power Supply Change in Power
Dissipation due to Output Loading
Power Supply Loading (Watts)
20
18
16
0
14
12
10
8
6
4
2
0 5 10 15 20 25
30
0102030405060
0 5 10 15 20 25 35
0 102030405060
0102030405060
0102030405060
020406080100
70 80
20
18
16
0
14
12
10
8
6
4
2
20
18
16
0
14
12
10
8
6
4
2
20
18
16
0
14
12
10
8
6
4
2
25
20
15
10
5
0
25
20
15
10
5
0
25
20
15
10
5
0
Power Supply Dissipation (Watts)
Power Supply Dissipation (Watts)Power Supply Dissipation (Watts)
24V input
12V input
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