Mounting Instructions

Connect external components
Fire brigade call station (485, AT) PT2003-A1
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7.4.10 'PACE-Bus' (RS232) serial interface
This PT2002-A1 'PACE-Bus' (RS232) interface can be used to connect control
panels or for diagnosis.
'PACE-Bus' (RS232) connector - 'CN4'
Pin
Description
Remark
1
TX
Send RS232 data
2
RX
Receive RS232 data
3
GND
GND reference voltage
Table 115: PT2002-A1 'PACE-Bus' (RS232) connector - 'CN4'
7.4.11 Mount the SD card
The PT2002-A1 is equipped with a micro SD card slot. The SD card is used to
store and play messages and sound files. Only the approved industrial grade SD
card should be used. (Preferred: 'ATP AF2GUD-2*** SD 2 GB Card' PCA2002-A1)
7.5 Fire brigade call station (485, AT) PT2003-A1
7.5.1 Mounting
The 'PACE-Bus' (RS485) 'Fire brigade call station (485, AT)' PT2003-A1 is
designed to be mounted on a wall with 4 screws.
7.5.2 Installation
The PT2003-A1 is internally pre-installed.
Unscrew the front of the PT2003-A1 to reach the installation area.
The PT2003-A1 offers a convenient connection to PTO2008-A1 via a copper
Ethernet cable (CAT5). This cable is used to wire the 24 V, the 'PACE-Bus'
(RS485), the analog audio in and the analog audio out.
In the system cabinet a PTO2008-A1 is used to route all signals to a copper
Ethernet cable (CAT5). See Call station interface (RS485) PTO2008-A1 [➙ 108].
Only one PT2003-A1 is allowed to be connected to one PTO2008-A1.