Bosch DCN Next Generation Operation Manual page 106

106 en | Installation
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–
Notice!
Install DCN-FEC End Caps on the couple pieces at the two ends of the recess.
Total NSF
1
2
3
4
5
6
7
8
9
10
11
12
Table 5.2: Lengths, block-mounting method
Number-size factor
The length of a recess depends on:
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–
To calculate the length of a recess, you must use the number-size factor (NSF, refer the table)
of the flush-mounted devices.
Flush-mounted device
DCN-FCS
DCN-FLSP
DCN-FMIC
DCN-FMICB
DCN-FPRIOB
DCN-FV
DCN-FVCRD
2013.11 | V2.0 | DCN-NG_OM_V4.x
Add the NSFs of the flush-mounted devices to get the total NSF.
Use the total NSF to get the length (x) of the recess from the table. The length includes
the DCN-FCOUP couple pieces.
x (mm)
71.5
121.5
171.5
221.5
271.5
321.5
371.5
421.5
471.5
521.5
571.5
621.5
The number of flush-mounted devices that are installed in the recess.
The size of the flush-mounted devices that are installed in the recess.
NSF
2
2
1
1
1
2
2
Operation Manual
Conference System
Bosch Security Systems B.V.