GE VersaMax, Manual

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7-34 VersaMax® Modules, Power Supplies, and Carriers User's Manual – March 2003 GFK-1504K
7
IC200MDL632
Input Module, 125VDC Pos/Neg Logic Isolated 16 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 125VDC. Deratings at 150VDC are shown below.
A A
B
Ambient Temperature
N
u
m
b
e
r of P
o
in
ts
O
n
A
t the
S
a
m
e
Tim
e
16
12
8
4
60ºC 50ºC 55ºC 45ºC 40ºC 35ºC
30ºC
25ºC 20ºC 15ºC 10ºC
5ºC
150VDC
14
10
6
2
B
A
150VDC
C
D
D
Ambient Temperature
N
u
m
b
e
r of P
o
in
ts
O
n
A
t the
S
a
m
e
Tim
e
16
12
8
4
60ºC 50ºC 55ºC 45ºC 40ºC 35ºC
30ºC
25ºC 20ºC 15ºC 10ºC
5ºC
14
10
6
2
150VDC
C
150VDC
D
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