110
en | Installation
Modular fire panel
07.2020 | 12.0 | F.01U.028.089
System Information
Bosch Sicherheitssysteme GmbH
4.9.8
IOS 0020 A 20 mA Communication Module
The 20 mA communication module has an S1 interface, an RS232 interface (e.g. for
connecting a printer) and an S20 interface (20 mA). The FAT 2002 Fire Service Display Panel
or the THP 2020 A Thermal Printer is connected to the S20 interface. The Plena Voice Alarm
System can be connected via the RS232 interface.
Figure 4.59:
IOS 0020 A 20 mA Communication Module
Labeling
Connection
S1 IN | S1 OUT
S1 interface
TX - | TX + | RX + | RX -
S20 interface (20 mA interface)
AUX - | AUX +
Power 24 V DC/max. 1.3 A
RXD | TXD | GND
RS232 interface
Assignment of DSUB 9 Plug
5
4
3
2
1
9
8
7
6
Figure 4.60:
DSUB 9 plug
PIN no.
Connection
2
TxD0
3
RxD0
5
GND
Содержание FPA-1200
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