© National Instruments
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A-7
NI PXI-6683 Series User Manual
Physical
Chassis requirement
NI PXI-6683 ............................................. One 3U CompactPCI or PXI slot (PXI system
timing slot for full functionality)
NI PXI-6683H .......................................... One 3U CompactPCI, PXI, or PXI Express
hybrid slot
Weight
NI PXI-6683 ............................................. 186 g
NI PXI-6683H .......................................... 172 g
Front panel connectors
NI PXI-6683 ............................................. Six SMB male, 50 Ω; one standard RJ-45
Ethernet connector
NI PXI-6683H .......................................... Five SMB male, 50 Ω; one standard RJ-45
Ethernet connector
Front panel indicators ....................................... Two tricolor LEDs (green, red, and amber)
for GPS and IEEE 1588 status, and
two green/amber LEDs for Ethernet link status
and speed
Recommended maximum cable lengths
PFI, DC to 1.5 MHz.................................. 200 m
CLKOUT to CLKIN
1
............................... 200 m
Ethernet CAT5 .......................................... 100 m
Power Requirements
1
The NI PXI-6683H does not have a CLKIN connector.
Voltage (V)
Typical
Maximum
+3.3 V
740 mA
1.86 A
+5 V
335 mA
1.14 A
+12 V
54 mA
175 mA
-12 V
24 mA
35 mA