60 en | Connection Plena Voice Alarm System
9922 141 1037x (V2.16) | V0.6 | 2011.09 Installation and Operation manual Bosch Security Systems B.V.
5.3 Call Station
5.3.1 Voice alarm controller
Connect the call station to the voice alarm controller (see section 5.1.2 ).
5.3.2 Power supply
If the cable between the voice alarm controller or the previous call station is longer than
100 m, the call station must be connected to a 24 V(DC) power source. See Figure 5.23 for
connection details.
Figure 5.23 Connecting a power supply
5.3.3 Keypads
The maximum number of keypads that can be connected to a call station is 8 (see section
4.3 ).
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