Siemens SIMATIC Rack PC 840 Manual page 185

Permissible Variants of Equipment
Not equipped
Rear Drive Holder
E E
I I
D D
E E
H H
D D
D D
Rear Drive Holder
Figure C-2 Permissible Variants of Equipment for the Temperature Range of 5 to 40_C
Celeron and PIII processors up to 1.26 Ghz can be used. The maximum
permissible power loss of expansion modules is 80W.
The EIDE drives in front of the drive holder can either be mounted permanently or
in a removeable rack.
Devices equipped with removable racks are not to be exposed to shock in
accordance with DIN IEC 600068-2-29.
SIMATIC Rack PC 840 Manual
A5E00104826-03
for the Temperature Range of 5 to 40_C
2nd CD ROM
EIDE HDD
1st CD ROM
Floppy
Front Drive Holder
2nd CD ROM
Free
1st CD ROM
Floppy
Front Drive Holder
S
S
C
C
S
S
I
I
H
H
D
D
D
D
Rear Drive Holder
Front Drive Holder
Retrofit Notes
2nd CD ROM
Free
1st CD ROM
Floppy
C-3