Bosch DS7447V2 Series User manual
Ferrite Bead DS7447V2/DS7445V2
Installation Guide December 2009
Affects:
•DS7447V2 Keypads
•DS7445V2 Keypads
1.0 Description
For CE compliance, you must install the ferrite bead on the data cable coming from the control panel. The bead
is positioned inside of the plastic keypad case (Figure 1).
2.0 Installation Procedure
1. Run the 4-wire cable to the keypad mounting location as usual.
2. Mount the keypad base plate to the wall, with the cable protruding through the base plate hole labeled
WIRE ENTRY.
3. Slide the ferrite bead over the cable.
4. Install the wires onto the keypad.
5. Slide the ferrite bead as close to the keypad wiring terminal block as possible (Figure 1).
6. Push any extra cable into the wall.
7. Snap the keypad onto the base plate.
While snapping the keypad onto the base plate, ensure that the ferrite bead remains in position close to the
keypad wiring terminal block.
Figure 1: Ferrite Bead Installation
1 – Ferrite bead
2 – Keypad wiring terminal block
© 2009 Bosch Security Systems, Inc.
130 Perinton Parkway, Fairport, NY 14450-9199 USA
(800) 289-0096
F01U089608-02
Installation Guide
12/09
DS7447V2/DS7445V2
Page 2 of 2
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