Siemens SIMATIC Rack PC 840 Manual page 181

Ambient Conditions
Temperature
– operation
– storage/transport
– gradient
Relative humidity
– operation
– storage/transport
– gradient
Mechanical Specifications
Vibration
1
– operation * , *3
– storage/transport
Shock
2 3
– operation * , *
– storage/transport
Special Features
Quality assurance
Motherboard
Processor
Internal processor cache
Main memory
2nd Level Cache
Free expansion slots
– max. permissible current input per
ISA slot
– max. permissible current input per
PCI slot
– in total (all slots)
Drives
Floppy disk drive
Hard disk drive
CD-ROM, CR-RW
Graphics
Graphics controller
Graphics memory
Resolutions/frequencies/colors
Internal connection for LCD
SIMATIC Rack PC 840 Manual
A5E00104826-03
tested to DIN EN 60068-2-2:1994,
DIN IEC 60068-2-1,DIN IEC 60068-2-14,
+ 5°C to +50°C (see chapter C Retrofit Notes)
- 20°C to +60°C
(Max. speed of temperature change 10
condensation not permitted)
tested to DIN IEC 60068-2-3, DIN IEC 60068-2-30,DIN IEC
60068-2-56
5% to 80% at 25°C (no condensation)
5% to 95% at 25°C (no condensation)
(Max. speed of temperature change 10
condensation not permitted)
tested to DIN IEC 60068-2-6
10 to 58 Hz: 0.0375 mm, 58 to 500 Hz: 5 m/s
5 to 9 Hz: 3.5 mm, 9 to 500 Hz: 9.8 m/s
tested to DIN IEC 60068-2-29
2
50 m/s , 30 ms,
2
250 m/s , 6 ms
to ISO 9001
Intel Pentium III / Celeron (type: FCPGA 370),
(see order documentation)
2x 16KB first level, 128/256 KB second level, dependent on
the processor used
3 slots
maximum 512 MB SDRAM,
memory configuration (see order documentation)
Processor internal
7 PCI (max 265 mm long)
5 ISA
a maximum of 10 modules simultaneously
5 V 2 A, 12 V 0.3 A, -12 V 0.05 A
5 V 2 A or 3.3 V 2 A, 12 V 0.3 A, -12 V 0.05 A
90 W total power consumption may not be exceeded
3.5" (1.44 MB)
3.5" EIDE, UDMA33/66/100, SCSI, UW
(see order documentation for equipment)
5,25" EIDE, UDMA33
(see order documentation for equipment)
SXGA LCD controller on the AGP bus
ATI Rage Mobility 128
8 MB SDRAM
CRT: up to 1280x1024/16.7 mill. colors/85 Hz
LCD: up to 1024x768x18 bits
LVDS single chip; single channel
Technical Specifications
o o
C/h (50 F/h)
o o
C/h (50 F/h)
2
2
B-3