Mounting Instructions

Connect external components
Fire brigade call station (485, AT) PT2003-A1
7
A6V10430579_en--_b
147 | 173
7.5.5 Speaker output and microphone off-hook switch
The PT2003-A1 provides one connector 'X2' to connect the speaker and the
microphone off-hook switch.
Speaker output connector - 'X2'
Pin
Description
Remark
1
Switch -
Microphone off-hook switch
2
Switch +
Microphone off-hook switch
3
Speaker +
-
4
Speaker -
-
Table 117: PT2003-A1 speaker output connector - 'X2'
The PT2003-A1 provides one analog audio speaker output. This analog audio
speaker output is used for the mounted speaker.
The microphone off-hook switch is closed when the handheld microphone hangs in
its correct position. It opens when the handheld microphone is taken from its
position.
7.5.6 Connect to a cabinet with PTO2008-A1
Fig. 96: Wiring of PT2003-A1 with PTO2008-A1
1
Cerberus PACE cabinet
2
External 'Fire brigade call station (485, AT)' PT2003-A1
3
DC/DC converter 'MeanWell SD-50B-24 DC/DC Converter (50W)' PCA2011-
A1 or 'MeanWell SD-100B-24 DC/DC Converter (100W)' PCA2018-A1
4
'Ground fault monitoring (24V)' PCA2001-A1
5
'ICPDAS I-7510 (RS485, isolated)' PNA2009-A1
6
'Call station interface (RS485)' PTO2008-A1
7
Wiring to PTO2008-A1
8
Copper Ethernet cable (CAT5) with RJ45 connector, connecting one
PTO2008-A1 to PT2003-A1
The PT2003-A1 provides two connectors ('X1' and 'J1') to connect the cabinet. 'J1'
uses a copper Ethernet cable (CAT5) for the connection to PTO2008-A1.
DC/DC
PCA2011
PCA2018
24VDC
Cabinet
PTO2008
RS485
intern
RS485 isol
PNA2009
Fuse
11
13
14
1
5
1
6
1
7
1
8
Ground Fault
PCA2001
CAT5
12
RS485
Interf
Audio Out
Audio In
PT2003