NI SCB-68 HSDIO Connection Guide & Specifications
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© National Instruments
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7
Specifications
The following specifications are typical at 25 °C unless otherwise noted.
Digital I/O
DIO channels .................................................... 32, single-ended
Propagation delay ............................................. 1.1 ns typical
Channel-to-channel skew ................................ 32 ps typical
Trace impedance............................................... 50
Ω
typical
Control I/O
Control I/O channels......................................... 6, single-ended
Trace impedance............................................... 50
Ω
typical
Physical Characteristics
Dimensions (including feet) ............................. 14.7 × 14.7 × 3.0 cm (5.8 × 5.8 × 1.2 in.)
Weight............................................................... 650 g (1 lb 7 oz)
I/O connector .................................................... One 68-pin male VHDCI connector
Screw terminals ................................................ 72; all I/O signals are available at
screw terminals
Wire gauge................................................ 14-30 AWG
Torque ....................................................... 0.5-0.6 N · m (4.4-5.3 in. · lb)
SMB pads ......................................................... 38, unpopulated
Through hole pads ............................................ 0.8 to 0.9 mm (in diameter)
Safety Voltages
Connect only voltages that are no greater than 30 V
rms
/42 V
pk
/60 VDC.
Environmental
Temperature
Operating .................................................. 0 to 70 °C
Storage ...................................................... -20 to 70 °C
Relative humidity
Operating .................................................. 5 to 90% RH, noncondensing
Storage ...................................................... 5 to 90% RH, noncondensing
Pollution Degree ............................................... 2
Maximum altitude............................................. 2,000 m
Indoor use only.
