Installation & User Manual System CTB-100V
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2.4.16 Monitor loudspeaker.
The monitor loudspeaker is located in front of the operation panels
CTB-10 & CTB-20. CTB-10W_V01 & CTB-20W_V01 with external
loudspeaker only.
For distribution of audio; message or alarm signals.
2.4.17 External loudspeaker.
External loudspeaker for improved and higher sound level can be
used. Connected in parallel with the monitor loudspeaker in CTB-10
and CTB-20. Located nearby the operation panel.
Note!
CTB-10W_V01 & CTB-20W_V01 operation panels only equipped
with external loudspeaker.
2.4.18 Dimmer of call light.
Intensity of the push button light can be adjusted by pressing DIM
button.
Switch between two steps max.and 1/3. Default is set to max.
Dimmer can be set to on /off by dip-switch.
2.4.19 Volume adjustment
By pressing + or - buttons repeatedly, you can increase or decrease the
listening volume in the central unit
This will also affect the volume for an external speaker connected to
the panel.
2.4.20 Powersupply SPS-4 (Option)
DC ok
24V DC OU
24V DC EMERGENCY
230/115V AC MAIN
POWER SUPPLY
The power supply SPS-4 is designed with power failure contact and
automatic switch over relay.
It means indication and automatic switch over to 24V DC emergency
power supply when mains supply or power module fails.
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