Nascom DBI75B-ST, DBI75B-SW, DBI75W-ST, DBI75W-SW Specsheet
DBI75
3/8” RECESSED WIDE GAP QUICK CONNECT PRESS FIT CONTACT SET
DESCRIPTION
Nascom’s DBI75 Series is a 3/8” recessed quick connect wide gap contact
which protects all nonferrous (e.g. wood, aluminum and vinyl) doors and windows in both residential and commercial settings. DBI stands for “Designed
by Installer.
The DBI75 is the installer’s choice of contact conguration for salt air environments and maximum air and side-to-side gaps are required to prevent false
alarms caused by shifting or warping doors and windows.
FEATURES
• PRESS FIT - NO GLUE REQUIRED • ENCAPSULATED HERMETICALLY SEALED CONTACTS
• GEL FILLED TERMINAL BLOCK • ABS HOUSINGS
• FAST CONNECTION • LISTED TO UL634 STANDARD
• WIDE GAP - N35 NdFeB RARE EARTH MAGNET
ORDERING INFORMATION
PART
NUMBER
CLOSED LOOP, NORMALLY OPEN, 1FA, SWITCH/MAGNET SET:
DBI75B/ST
DBI75G/ST
DBI75W/ST
COLOR
BROWN
GREY
WHIITE
OPERATE
GAP
(in inches)
0.625 to 1.00 200 VDC 0.5 Amps 10vA 1.5 Amps 150 mOhms
CONTACT RATING
(Max DC/Peak AC Resistive)
SWITCHING CARRY
V I V I
WIRING SCHEMATIC
SWITCH
CONTACT
CLOSED LOOP,
NORMALLY OPEN CONTACT
STATIC
CONTACT
RESISTANCE
(50mV, 100mA)
Royne Industries LLC, dba NASCOM
|
P: 800.843.5530
|
F: 800.727.4041
|
www.nascominc.com
DWG No. 140204-00 Rev. 1
1
1.225
31.12
.045
1.14
.430
10.92
.375
9.53
RIGHT END VIEW
LEFT END VIEW FRONT VIEW
.795
20.19
.045
1.14
.430
10.92
.375
9.53
MAGNET
FRONT VIEW
RIGHT END VIEW
LEFT END VIEW
DIMENSIONS - IN [mm]
DBI75
3/8” RECESSED WIDE GAP QUICK CONNECT PRESS FIT CONTACT SET
SWITCH
MAGNET
INSTALLATION INSTRUCTIONS
• Mark location for the switch on the door frame and mark the location for the magnet on the top edge of the door.
• Make sure switch and magnet hole locations are aligned.
• Using a square, transfer the marks on to the top edge of the door and the opposing door frame.
• Using a tape measure or graduations on the square, locate the center of the door edge and place an intersecting line with
the rst mark. Drill a 3/8” hole at the location where the marks intersect.
• Repeat the above step to locate the hole position for the switch in the door frame. Drill a 3/8” hole in the door frame.
• Using 22awg solid or stranded wire stripped to 1/8”, insert stripped wire leads in gel lled terminal block.
• Press the magnet into the hole you drilled in the door until ush with top edge of door.
• Insert wire leads into hole followed by the switch and press the switch into the hole until the head is ush with the door
frame
• Test switch for correct operation and make sure gap performance is acceptable.
Royne Industries LLC, dba NASCOM
|
P: 800.843.5530
|
F: 800.727.4041
|
www.nascominc.com
DWG No. 140204-00 Rev. 1
2
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