Power Loss Of The Housing Within The Operating Temperature Range Depending On The Ambient Temperature - GE VersaPoint IC220PBI002 User Manual

C
Power Loss of the Housing Within the Operating Temperature
Range Depending on the Ambient Temperature
An example is calculated using the IC220MDL721 module.
Formula to calculate the power loss of the electronics
This formula is terminal-specific and is indicated in every data sheet.
With
P
tot
n
I
Ln
Example: Both outputs are connected and carry full load. The load currents
of the outputs are I
Power Loss of the Electronics
Referring to the formula, the electronics of this specific configuration has the
following power loss:
P = 0.18W + 2 x [0.20W + (2A)
tot
P = 0.18W + 2 x 0.6W
tot
P = 0.18W + 1.2W
tot
P = 1.38W
tot
C-2 VersaPoint™ I/O System Profibus-DP NIU User's Manual – August 2005
Total power loss of the terminal
Index of the number of set outputs n = 0 to 2
Load current of the output n
= I = 2A.
L1 L2
x 0.1Ω)]
2
GFK-1911B