National-instruments 24-Bit Half/Full-Bridge Analog Input Module NI 923 Manual do Utilizador descarregar pdf (Página 27)

Shunt calibration

Resistance................................... 100 kΩ

Resistor accuracy

25°C ..................................... ±110 Ω

–40 to 70°C .......................... ±200 Ω

MTBF ............................................... 603,359 hours at 25 °C;

Bellcore Issue 2, Method 1,

Case 3, Limited Part Stress

Method

Note Contact NI for Bellcore MTBF specifications at

other temperatures or for MIL-HDBK-217F

specifications.

Power Requirements

Power consumption from chassis

Active mode ............................... 740 mW max

Sleep mode ................................. 25 μW max

Thermal dissipation (at 70 °C)

Active mode ............................... 740 mW max

Sleep mode ................................. 25 μW max

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National-instruments 24-Bit Half/Full-Bridge Analog Input Module NI 923 Manual do Utilizador Página 27