Vingtor 3005020018, Technical Manual

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ETB Command Talk-Back & Public Address System
Installation & Operation Manual
A100K11162 v1
1.5.3 Group Call
A group of substations can be selected by pressing the respective line
buttons.
Activation is indicated by a steady green LED.
1.5.4 All Call
All call message can be distributed by pressing the
ALL
button.
Activation is indicated by a steady green LED in the ALL button.
1.5.5 Call from a Substation
Calls can be made from any substation to the ETB central unit.
Activation is indicated by a flashing green LED in the respective line
button and a call tone from the panel speaker.
1.5.6 Parallel Communication
Operation of the ETB central unit
is made from parallel microphones/
loudspeakers located on bridge
wings or other locations where
required.
L
Note that line selection has to be set up
from the central unit.
1.5.7 Signal and Extra Signal Device for Substations
A call signal can be given to selected station. The function will also
activate an 24VDC max 50mA to substation with relay or direct
connected external signal device
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