
PCI-1720U User Manual 4
Environment
• Operating Temperature: 0 ~ 60° C (32 ~ 140° F)
• Storage Temperature: -20 ~ 70° C (-4 ~ 158° F)
• Operating Humidity: 5 ~ 95 % RH non-condensing
(refer to IEC 68-2-3)
• MTBF: over 71,280 hrs @ 25° C, grounded, fixed environment
1.5 Block Diagram
PCI BUS
PCI
Controller
Isolation
2500 V
DC
Control
Logic
and
Decoder
Data Buffer Data Buffer
4 Ch
12 Bit
D/A
D/A Range
Control
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