7-56 VersaMax® Modules, Power Supplies, and Carriers User's Manual – March 2003 GFK-1504K
7
IC200MDL650
Input Module, 24VDC Pos/Neg Logic 32 Points
Thermal Derating
The number of points that can be on at the same time depends on the ambient
temperature, the external voltage, and the orientation of the module and DIN rail.
There is no derating at 24VDC. Deratings at 30VDC are shown below.
A A
B
Ambient Tem
erature
Number of Points On At the Same Time
32
24
16
8
60ºC50ºC 55ºC45ºC40ºC35ºC
30ºC
25ºC20ºC15ºC10ºC
5ºC
30VDC
28
20
12
4
B
A
30VDC
C
D
D
Ambient Tem
erature
Number of Points On At the Same Time
32
24
16
8
60ºC50ºC 55ºC45ºC40ºC35ºC
30ºC
25ºC20ºC15ºC10ºC
5ºC
28
20
12
4
30VDC
C
30VDC
D