Vanderbilt lite blue - VBB-NRI Pin Layout

78 lite blue Installation Manual
 Locked - The relay will be deactivated when communication is lost. In most installations this will mean
that the door will become secured.
 Power On - This section is used to define the behaviour of Relay 1 while lite blue is reloading the VBB-
NRI after a power loss. In the case of a power failure Relay 1 will become deactivated. When power and
communication are returned, lite blue will need to reload the VBB-NRI. During this time the Power On
option determines what state Relay 1 will be in. Once the VBB-NRI has been fully restored it will resume its
Normal Operation state.
 Unlocked - The relay will be activated when the VBB-NRI receives power and is being reloaded. In
most installations this will mean that the door will become unsecured.
 Locked - The relay will be deactivated when the VBB-NRI receives power and is being reloaded. In
most installations this will mean that the door will become secured.
VBB-NRI Pin Layout