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5.1.2.3
AC Powered
The EISC can be powered by an AC voltage in the range of 8-24 V capable of delivering
12 VA of apparent power. Two auxiliary power supplies are available: The AI-XFMR is
for use with 120 VAC. The AI-XFMR-E is for use with 230 VAC.
Figure 6 — AC Powered
Figure 7 — AC Powered with Grounded Secondary
5.1.2.4 AC Powered with Battery Backup
The EISC can also operate in the AC mode with a backup battery providing power, if the
AC source fails. The EISC does NOT charge the battery, so separate provisions are
required for charging.
Figure 8 — AC Powered with Battery Backup
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