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EWCIE Technical Manual
4.5.7 Evac
With the EWCIE in the AUTO mode (AUTO mode indicator steady), activating the
EVAC control transfers the EWCIE from the AUTO mode to the MANUAL mode and
broadcasts the evacuate signal.
The EVAC indicator goes steady and the AUTO MODE indicator is extinguished.
If the EWCIE is already in the MANUAL mode, then the EVAC control operates as a toggle.
If the EVAC indicator is Off, then activating the control shall broadcast the evacuate signal and the EVAC
indicator shall go steady.
If the EVAC indicator is On, then activating the control shall stop the broadcast of the evacuate signal
and extinguish the EVAC indicator.
If the EWCIE is in MANUAL mode and broadcasting the alert signal (ALERT indicator is steady), then
activating the EVAC control shall stop the broadcast of the alert signal, extinguish the ALERT indicator,
commence broadcast of the evacuate signal and the EVAC indicator shall go steady.
If the EWCIE is in the TEST condition (TEST indicator is steady), then the evacuate signal is not
broadcast.
The EVAC control is operational at access level 2.
4.6 Emergency Microphone (Optional handheld )
A handheld Emergency Microphone can be connected to the EvacU. This microphone is connected to
CN7 of the Front Control and Indicator module.
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