National-instruments Isolated Analog Input Modules SCC-AI14 Manuale Utente Scaricare il pdf (Pagina 12)

SCC-AI Series Isolated Analog Input Modules 12 ni.com

Filter Characteristics

Number of poles .....................................3

Rolloff.....................................................60 dB/decade

Cutoff frequency (–3 dB)

AI0X ................................................10 kHz

AI1X ................................................4 Hz

Power Requirement

Analog power .........................................519 mW max

+15 V ...............................................34.6 mA max

–15 V ...............................................34.6 mA max

Digital power (+5 V) ..............................625 mW max

125 mA max

Physical

Dimensions .............................................8.89 cm by 2.92 cm by 1.85 cm

(3.5 in. by 1.15 in. by 0.73 in.)

I/O connectors.........................................One, 20-pin right-angle

male connector

one, 4-pin screw terminal,

removable

Screw terminal wire gauge .....................24 to 12 AWG

Maximum Working Voltage

Maximum working voltage refers to the signal voltage plus the

common-mode voltage.

Channel-to-earth .....................................300 V, Installation Category II

Module-to-module ..................................300 V, Installation Category II

Channel-to-channel.................................Not isolated

The SCC-AIXX does not provide isolation between the two channels of the module. For more information on this topic,

refer to the Connecting the Input Signals section.

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National-instruments Isolated Analog Input Modules SCC-AI14 Manuale Utente Pagina 12