Bosch Appliances Smoke Alarm DM 1103 BEX User Manual
Fire Alarm Systems | Conventional Manual Call Points for Ex Areas
Conventional Manual Call Points for Ex
Areas
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The Conventional Manual Call Points for Ex Areas are
used to manually activate the alarm in zones 1 and 2 at
risk of explosion.
The K type call points are encapsulated, intrinsically
safe call points and do not require any safety barriers.
The DM 1103 B‑Ex Manual Call Points for ex zones
must be connected via a Safety Barrier SB 3 incl.
Input/Output Module DCA1192 (see system overview).
used to manually activate the alarm in zones 1 and 2 at
risk of explosion.
The K type call points are encapsulated, intrinsically
safe call points and do not require any safety barriers.
The DM 1103 B‑Ex Manual Call Points for ex zones
must be connected via a Safety Barrier SB 3 incl.
Input/Output Module DCA1192 (see system overview).
System Overview
FLM-420/4-CON
EOL22(Ex)
DM 1103 B-Ex
DM 1103 B-Ex
DO1101A-Ex
DCA1192
SB3
DCA1192
SB3
DFA1101A-Ex
DO1101A-Ex
1
2
For DM 1103 B‑Ex:
Pos.
Description
1
Non-ex area
2
Ex area zone 1 or 2