Installation; Connect Dc 24 V Power Supply; Fig. 81: Pto2008-A1 Connector Overview; Table 66: Pto2008-A1 Dc 24 V Power Supply Connector - 'X1 - Siemens Cerberus PACE Manual

6.22.2 Installation

6.22.3 Connect DC 24 V power supply

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Fig. 81: PTO2008-A1 connector overview

The PTO2008-A1 protects the 24 V inside the cabinet with a fuse F1 with a rating
of 500 mA.
The call stations are connected to 'X5' with single wires or to 'RJ1' with copper
Ethernet cable (CAT5). The signals 'RS485', 'Audio In', 'Audio Out' and the fused
'24V' are routed to 'X5' and 'RJ1'.
A previous PTO2008-A1 is connected via 'RJ2', and the next PTO2008-A1 is
connected via 'RJ3'. The signals 'RS485', 'Audio In', 'Audio Out' and '24V' are
routed to 'RJ2' and 'RJ3'.
The PTO2008-A1 provides one DC 24 V power supply connector ('X1')
DC 24 V power supply connector - 'X1'
Pin Description
1 DC 24 V
2 DC 0 V

Table 66: PTO2008-A1 DC 24 V power supply connector - 'X1'

Install internal components
Call station interface (RS485) PTO2008-A1
Remark
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