IDEC MICROSmart FC6A Series User Manual page 276

3: I
NSTALLATION AND
The power consumed by the main power supply will differ if the CPU module is different, even if the system
configuration is the same.
FC6A-PH1 FC6A-C16R1CE
FC6A-PJ2A
FC6A-C16R1CE
FC6A-PC4
FC6A-R081
FC6A-PH1 + FC6A-PJ2A :
*1 For the power consumption of each CPU module alone, see "Product Specifications" on page 2-1.
■ Example 2 of Calculating the Power Consumed by the Main Power Supply
This example shows how to calculate the power consumed by the main power supply when the expansion modules and cartridge
in the below diagram are connected to the Plus 16-I/O type.
Example:
FC6A-PJ2A FC6A-D16R1CEE
FC6A-PK2AV
FC6A-D16R1CEE
FC6A-PJ2A
FC6A-PK2AV
FC6A-R161
*1 For the power consumption of each CPU module alone, see "Product Specifications" on page 2-1.
3-44
W
IRING
FC6A-R081
FC6A-PC4
24V DC
P [W]
in
: 3.36 [W] when alone
: ≈ 1.04 [W]
: ≈ 1.9 [W]
≈ 1.73 [W]
P ≈ 3.36 + 1.04 + 1.9 + 1.73
in
≈ 8.03 [W]
FC6A-R161
24V DC
P [W]
in
: 2.88 [W] when alone
0.035 A × 3.3 V
(
:
0.9 × 5 V
=
0.75
0.035 A × 3.3 V
{ (
:
0.9 × 5 V
: 0.05 A × 5 V
+ ( 0.006 A × 16 points × 24 V ) ≈ 2.64 [W]
0.75
P ≈ 2.88 + 0.17 + 0.7 + 2.64
in
≈ 6.39 [W]
FC6A S MICROS
ERIES
*1
*1
)
× 5 V
≈ 0.17 [W]
) }
+ 0.08 A × 5 V
≈ 0.7 [W]
0.75
U ' M FC9Y-B1722
MART SER S ANUAL