Isolated Analog Input Modules User Guide

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
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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.