Bosch Security Systems Inc. DS720I 用户手册
DS720i Installation Guide
© 2000 Detection Systems, Inc. All rights reserved.
Page 2
Bracket Wire Entrance
Corner Mount Holes (4)
Surface Mount
Holes (4)
Surface Wire
Entrance
Base
Cover Tabs
Rear Wire Entrance
Retainer Tabs
Figure 2: DS720i Base
Be sure all wiring is unpowered before routing.
Return the circuit board to the base by first inserting the bottom of
the circuit board into the cutouts at the bottom of the base, then
snapping the top into place.
the circuit board into the cutouts at the bottom of the base, then
snapping the top into place.
3.1
Tamper Switch Installation
The tamper switch is designed to prevent any unauthorized opening
or manipulating of the B334 Mounting Bracket once it has been
mounted. The tamper switch mounts to the inside of the bracket
using the supplied circuit board mount.
or manipulating of the B334 Mounting Bracket once it has been
mounted. The tamper switch mounts to the inside of the bracket
using the supplied circuit board mount.
Jumper Pins for
Wall Tamper
Jumper Pins for
Bracket Tamper
Bracket Tamper
Tamper
Terminal
Block
Wall Tamper
Bracket Tamper
Figure 3: Optional Tamper Switch
Refer to Figure 4 when installing the tamper switch into the B334
Mounting Bracket.
Mounting Bracket.
Top View of
B334 Mounting Bracket
Install
Tamper Switch
Here
Fit spring through hole
in back of mounting bracket
Peel double-sided tape
Figure 4: Installing the Tamper Switch
The tamper switch's jumper pins determine whether the wall tamper
and bracket tamper features are enabled or disabled. See Figure 5
to set the jumper pins.
and bracket tamper features are enabled or disabled. See Figure 5
to set the jumper pins.
Jumper Pins for
Wall Tamper
Jumper Pins for
Bracket Tamper
Bracket Tamper
Disabled
Enabled
Disabled
Enabled
Figure 5: Wall/Bracket Tamper Switch Jumper Pins
Figure 6 shows how to wire the tamper switch's terminals to the
control panel and the DS720i.
control panel and the DS720i.
DS720i
6
7
B334 Tamper Switch
To Panel Loop
Figure 6: Wiring the Tamper Switch
3.2
B334 Bracket Mounting
Mount the B334 to a standard single gang switch or outlet box
using the supplied screws. If the unit is to be surface mounted, use
the wall screw/anchor assemblies or appropriate alternatives.
using the supplied screws. If the unit is to be surface mounted, use
the wall screw/anchor assemblies or appropriate alternatives.
Slide the mirror from the black mirror mounting assembly when
feeding the power wiring through the detector base to the terminal
strip if required.
feeding the power wiring through the detector base to the terminal
strip if required.
Refer to Figure 7 when mounting the DS720i to the B334 Mounting
Bracket.
Bracket.
B334 Cover
Screwdriver Notch
Threaded
Stud
B334 Body
Locking
Washer
Washer
Curved
Washer
Washer
Hex Nut
Detector Base
Wiring
Route
Front View of B334
Wire Entrance
Stud Hole For
Ceiling Mounted
Bracket
Ceiling Mounted
Bracket
Stud Hole
(Hidden) For Wall
Mounted Bracket
(Hidden) For Wall
Mounted Bracket
Mounting Holes (4)
Insert
Plug
Figure 7: Mounting the B334 Bracket