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Introduction
3Liebert
®
AC4
™
1.5 Typical Configuration
Figure 3 shows an example of external devices connected to the Liebert AC4 controller board. There
may be up to four devices connected to the four digital inputs and four digital outputs. Remote access
is available through the Service Terminal Interface.
Figure 3 Typical Configuration
DEVICES CONNECTED
TO INPUTS & OUTPUTS
RS232
Liebert
Challenger
3000
™
Liebert
Himod
™
Liebert
Challenger
3000
Liebert
Himod
Zone 1 Devices
Device 1 Device 2
Zone 2 Devices
Device 3 Device 4