1-7
SIMATIC PC BI45/FI45 PII, Technical Description
C79000-G7076-C794-03
1.3
Power Requirements of the Components (Maximum Values)
Component
Voltage
+5V
+3.3V
+12V
–5V
–12V
AUX5V
Pentium II motherboard
7 A
1.5 A
0.1 A
0.01 A
0.02 A
0.05 A
Floppy disk drive
0.45 A
Hard disk
0.6 A
0.66 A
CD-ROM drive
0.7 A
Fan
0.3 A
Sum BI45 (basic configuration)
8.75 A
1.5 A
1.06 A
0.01 A
0.02 A
0.05 A
Keyboard controller (only with FI45)
0.15 A
Touch pad (only with FI45)
0.05 A
TFT display (only with FI45)
0.7 A
Inverter (incl. backlight, only with FI45)
0.5 A
Sum BI45 (max. for basic configuration)
8.95 A
2.2 A
1.56 A
0.01 A
0.02 A
0.05 A
ISA slots (sum for 3 slots)
5 A
2 A
0.3 A
0.3 A
PCI slots (sum for 3 slots)
5 A
2 A
0.2 A
0.2 A
Sum (max. for maximum configuration)
20 A
10 A
8 A
0.5 A
0.5 A
0.05 A
Component
Voltage
+5V
+3.3V
+12V
–5V
–2V
AUX5V
WinAC FI Station Pro
(SlotPLC)
0.35 A
1.3A
Direct key module
0.5 A
‘SafeCard’ monitoring
module
0.35A
0.05 A
Due to thermal stress, the maximum capacity of the power supply is
restricted to:
Power supply
Restriction
Standard power supply (220 W)
maximum load 150 W
Basic System
Options
Restrictions on
Power Supply
System Unit
