Power Requirements; Bus Interface; Physical Characteristics - National Instruments NI USB-9219 User Manual

Power Requirements

Bus Interface

Physical Characteristics

© National Instruments Corporation
Excitation level for Half-Bridge and Full-Bridge modes
Mode
Half-Bridge
Half-Bridge
Full-Bridge
Full-Bridge
Excitation level for Resistance, RTD, and Quarter-Bridge modes
Load Resistance (Ω)
120
350
1,000
10,000
Current consumption from USB ............ 500 mA, max
Suspend mode ................................. 2.5 MA, max
USB specification ........................... USB 2.0 Hi-Speed
Spring-terminal wiring ........................... 18 to 28 AWG copper conductor
Weight .................................................... 258 g (9.1 oz)
Load Resistance (Ω)
700
240
350
120
50
150
430
2,200
wire with 7 mm (0.28 in.) of
insulation stripped from the end
21 NI USB-9219 User Guide and Specifications
Excitation (V)
2.5
2.0
2.7
2.2
Excitation (mV)