Issue 4.5 August 2005 Nodes 5-33
Access Control Node Cabinet
The ACN is housed in a metal cabinet with transformer, as illustrated in the following diagram.
Additional Information
AC Power and Battery Backup
In order to function as specified, both primary and backup power sources should be connected. Primary power is
provided as 17VAC at the 3 way terminal block labelled AC. Cabinet earth must be connected to the terminal labelled
earth and to the cabinet lid.
Secondary power is a sealed 12V lead-acid battery of up to 6.5H capacity connected via the standby battery leads.
Connect battery leads to battery terminals. To power node from battery only, press the battery kickstart switch and hold
down for 5 seconds.
1
Access Control Node
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