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