16
en | Installing the RF Fire Detection System
Radio Frequency Fire Detection System
2016.04 | 6.0 | 4.998.120.885
Operation Guide
Bosch Sicherheitssysteme GmbH
2 x
2 x
∅
6 mm
∅
4,0 x 25 mm
58,5
119
15,8
43,5
1
2
Figure 5.11: DOW 1171 RF Smoke Detector Base Dimensions
1
LED display marking position
2
Required space for service and maintenance
The RF smoke detector must be easily accessible for service and maintenance work. In
addition, it must be possible to check it and remove it vertically from below (e.g. to change
the battery). For this reason, there must be a free area of 2 cm around the detector base.
When installing the base, ensure without fail that the LED display is always visible from the
reconnaissance route. For precise aligning when installing, the position of the display LED (1)
is marked on the base.
1
2
Figure 5.12: Aligning the DOW 1171 RF Smoke Detector along the Reconnaissance Route
1
LED display
2
Reconnaissance route
Содержание DOW 1171
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