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© National Instruments Corporation 19 NI USB-9215 Series User Guide and Specifications
Settling time (to 2 LSBs)
With screw terminal
10 V step.................................. 10 μs
20 V step.................................. 15 μs
With BNC
10 V step.................................. 25 μs
20 V step.................................. 35 μs
No missing codes ................................... 15 bits guaranteed
DNL ....................................................... –1.9 to 2 LSB max
INL......................................................... ±6 LSB max
Power Requirements
Power consumption from USB .............. 500 mA, max
Suspend mode................................. 2.5 mA, max
Bus Interface
USB specifications
NI USB-9215 .................................. USB 2.0 Full-Speed
NI USB-9215A ............................... USB 2.0 Hi-Speed
NI USB-9215A BNC...................... USB 2.0 Hi-Speed
Physical Characteristics
Dimensions
With combicon................................ 14.0 cm × 8.8 cm × 2.5 cm
(5.52 in. × 3.47 in. × 1.00 in.)
With BNC ....................................... 14.2 cm × 8.8 cm × 2.5 cm
(5.54 in. × 3.47 in. × 1.00 in.)
Screw terminal wiring............................ 12 to 24 AWG copper conductor
wire with 10 mm (0.39 in.) of
insulation stripped from the end
Torque for screw terminals .................... 0.5–0.6 N · m (4.4–5.3 lb · in.)
Weight
With screw terminal........................ Approx. 250 g (8.8 oz)
With BNC ....................................... Approx. 275 g (9.6 oz)