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7 Other Information
7.1 Memory, Day Mode, Night Mode and Remote Walk Test
NOTICE!
Memory, Night Mode and Remote Walk Test require a supply voltage
on Terminal 8 to activate these features. This supply voltage must be
between 6 and 18 VDC. You may use a switch as shown below:
Or use an external power supply as shown below:
NOTICE!
Control voltage:
+6 to +18 VDC = ON (Switch Closed)
0 VDC = OFF (Switch Open)
Day Mode: The Day Mode disables the alarm memory and allows the LED (if
activated) to operate normally.
Memory: When the DS939 is in the Night Mode the memory is activated. This allows
the detector to store an alarm for display at a later time.
NOTICE!
Memory mode requires that the LED jumper be in the ON position.
8 © 2015 Bosch Security Systems, Inc.
8 Diagramme de couverture
36 ft
33 ft
26 ft
20 ft
13 ft
11 m
10 m
8 m
6 m
4 m
2 m
0 m
2 m
4 m
6 m
8 m
10 m
11 m
≤7.6 m
3.7 m
≥2.4 m
0 m
10 m
8 m
6 m
4 m
11 m
Figure 8.1 : hauteur de montage de 3,7 m
7 ft
0 ft
7 ft
13 ft
20 ft
26 ft
2 m
0 m
2 m
4 m
6 m
8 m
F.01U.273.400 | 03 | 2015.11 | 25
36 ft
33 ft
36 ft
33 ft
26 ft
20 ft
13 ft
7 ft
0 ft
7 ft
13 ft
20 ft
26 ft
33 ft
36 ft
≤25 ft
12 ft
≥8 ft
0 ft
10 m
11 m
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