Siemens SIMATIC Rack PC 840 Manual page 184

Retrofit Notes
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-1 Permissible Variants of Equipment for the Temperature Range of 5 to 35_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.
C-2
for the Temperature Range of 5 to 35_C
CD ROM / CD RW
EIDE HDD
CD ROM / CD RW
Floppy
Front Drive Holder
CD ROM / CD RW
Free
CD ROM / CD RW
Floppy
Front Drive Holder
S
S
CD ROM / CD RW
C
C
S
S
I
I
H
H
D
D
D
D
CD ROM / CD RW
Rear Drive Holder
Front Drive Holder
SIMATIC Rack PC 840 Manual
Free
Floppy
A5E00104826-03