National Instruments Module SCXI-1503 Uživatelský manuál stáhnout pdf (Strana 61)

Appendix A Specifications

SCXI-1503 User Manual A-4 ni.com

Gain temperature coefficient

(gain 1 or 100) ........................................±15 ppm/°C max

±5 ppm/°C typ

Excitation

Channels .................................................16 single-ended outputs

Current output.........................................100 μA

Accuracy.................................................±0.05%

Temperature drift....................................±5 ppm/°C

Output voltage compliance .....................10 V

Maximum resistive load .........................100 kΩ

Overvoltage protection ...........................±40 VDC

Measurement Category...........................CAT I

Power Requirements From SCXI Backplane

V+ ...........................................................18.5 to 25 VDC, 170 mA

V– ...........................................................–18.5 to –25 VDC, –170 mA

+5 V ........................................................+4.75 to 5.25 VDC, 50 mA

Environmental

Operating temperature ............................0 to 50 °C

Storage temperature ................................–20 to 70 °C

Humidity.................................................10 to 90% RH, noncondensing

Maximum altitude...................................2,000 meters

Pollution Degree (indoor use only) ........2

1 2 ... 56 57 58 59 60 61 62 63 64 65 66 ... 78 79

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National Instruments Module SCXI-1503 Uživatelský manuál Strana 61