Karel MS224, Installation & Maintenance Manual

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Karel MS224 Installation & Maintenance Guide
Edition 3.2
63
MS224 system is enhanced with a facility, which provides the efficient use of
your amplifier by way of its external relay (see section III.11). The external relay
of MS224 system can be used to switch the power of the amplifier of the
announcement system. For this, the power of the amplifier must be connected
through the external relay on the MS224 CPUKON card using the 2-pin XREL
connector and the system must be programmed accordingly.
The following figure is to give an idea about these connections:
Figure B-18
III.5. ISDN ADAPTOR
•
I
NSTALLATION
IA12 ISDN Adaptor is designed to be mounted on the wall with a couple of
anchor plugs and screws. For this:
1) Drill two holes, which are 17.5 cm apart.
2) Drive the anchor plugs into the holes.
3) Insert the screws into the anchor plugs.
4) Hang the adaptor on the screws.