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14
en | Installation
Conventional Automatic Detectors
2019.11 | 5.0 | F.01U.003.962
Operation Guide
Bosch Sicherheitssysteme GmbH
FCA-500-E-EU
FCA-500-EU
FCA-500-EU
+V
0V
a1/a2
b1/b2
bk
bk
bk
wh
ye
bu
bn
rd
gn
MPA
MPA
MPA
wh
ye
bu
wh
ye
bu
rd
bn
rd
gn
Figure
3.8: Connection of the detector base with 6 wires
Position Description
MPA
Remote indicator (optional)
The base is fastened into the ceiling mount back box with four screws. It can be rotated in the
long slots through an angle of 20° so that fine alignment is possible.
1
2
3
4
5
Figure
3.9: Placing the base in the ceiling mount back box
Position Description
Position
Description
1
Alignment of the marking on the
ceiling mount back box
4
Spring
2
Single guide-groove
5
Triple guide-groove
3
Long slot for fastening the base
1.
Place the base in the ceiling mount back box so that the marking on the backbox
(1)
coincides with the single guide-groove on the base
(2)
.
2.
Turn the base until the fastening screws are approximately in the middle of the long slots
(3)
.
3.
Adjust the bases around this position until they appear in a line.
4.
Tighten the four screws.