National Instruments NI USB-9219 Specifications

Specifications

The following specifications are typical for the range 0 to 60 °C unless

otherwise noted.

Number of channels............................... 4 analog input channels

ADC resolution...................................... 24 bits

Type of ADC..........................................Delta-sigma (with analog

prefiltering)

Sampling mode...................................... Simultaneous

Type of TEDS supported....................... IEEE 1451.4 TEDS Class II

(Interface)

Mode input ranges

Conversion time, no channels in TC mode

High Speed......................................10 ms for all channels

Best 60 Hz Rejection...................... 110 ms for all channels

Best 50 Hz Rejection...................... 130 ms for all channels

High Resolution.............................. 500 ms for all channels

Conversion time, one or more channels in TC mode

High Speed......................................20 ms for all channels

Best 60 Hz Rejection...................... 120 ms for all channels

Best 50 Hz Rejection...................... 140 ms for all channels

High Resolution.............................. 510 ms for all channels

Mode Nominal Range(s) Actual Range(s)

Vol t a g e ±60 V, ±15 V, ±4 V, ±1 V,

±125 mV

±6 0 V, ±1 5 V, ±4 V, ± 1 V,

±125 mV

Current ±25 mA ±25 mA

4-Wire and 2-Wire Resistance 10 kΩ, 1 kΩ10.5 kΩ, 1.05 kΩ

Thermocouple ±125 mV ±125 mV

4-Wire and 3-Wire RTD Pt 1,000, Pt 100 5.05 kΩ, 505 Ω

Quarter-Bridge 350 Ω, 120 Ω390 Ω, 150 Ω

Half-Bridge ±500 mV/V ±500 mV/V

Full-Bridge ±62.5 mV/V, ±7.8 mV/V ±62.5 mV/V, ±7.8125 mV/V