Nascom N1175WUM-SW, N1175WUM-ST, N1175TUM-SW, N1175TUM-ST, N1175GUM-SW Specsheet
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N1175 UM
3/8” RECESSED ULTRA-MINI CONTACT SET
DESCRIPTION
Nascom’s N1175 UM Series is an ultra-mini 3/8” recessed contact, designed
to protect all nonferrous (e.g. wood, aluminum and vinyl) doors and windows,
in both residential and commercial settings.
The N1175 UM, our shortest 3/8” press t, is the installer’s choice of contact
conguration where drill depth is critical and excellent air and side-to-side
gaps are required to prevent false alarms caused by shifting or warping doors
and windows.
FEATURES
• PRESS FIT SWITCH - NO GLUE REQUIRED • ENCAPSULATED HERMETICALLY SEALED CONTACTS
• 12” 22AWG WIRE LEADS • POLYPROPYLENE HOUSINGS
• WIDE GAP - N35 NdFeB RARE EARTH • LISTED TO UL634 STANDARD
ORDERING INFORMATION
CONTACT RATING
PART
NUMBER
COLOR
OPERATE
GAP
(in inches)
(Max DC/Peak AC Resistive)
SWITCHING CARRY
V I V I
CLOSED LOOP, NORMALLY OPEN, 1FA, SWITCH/MAGNET SET:
N1175BUM/ST
N1175GUM/ST
N1175WUM/ST
HIGH SECURITY, NORMALLY OPEN, 1FA, SWITCH/MAGNET SET:
N1175BUM/STHS
N1175GUM/STHS
N1175WUM/STHS
BROWN
GREY
WHIITE
BROWN
GREY
WHIITE
0.375 to 0.875 200 VDC 0.5 Amps 10vA 1.5 Amps 150 mOhms
0.1875 to 0.50 300 VDC
0.20
Amps
3vA 0.5 Amps
STATIC
CONTACT
RESISTANCE
(50mV, 100mA)
150 mOhms
initial
WIRING SCHEMATIC
SWITCH
CONTACT
CLOSED LOOP,
NORMALLY OPEN CONTACT
Royne Industries LLC, dba NASCOM
|
P: 800.843.5530
|
F: 800.727.4041
|
www.nascominc.com
DWG No. 120524-04 Rev. 1
1
.540
13.72
.030
0.76
.355
9.02
.455
11.56
TOP
VIEW
FRONT
VIEW
DIMENSIONS - IN [mm]
.540
13.72
.030
0.76
.455
11.56
.355
9.02
TOP
VIEW
FRONT
VIEW
N1175 UM
3/8” RECESSED ULTRA-MINI 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.
• Press the magnet into the hole you drilled in the door until ush with top edge of door.
• Connect the switch leads to the alarm system. Caution! Hold wire leads, not the switch housing while cutting and
stripping to prevent damage to switch.
• 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. 120524-04 Rev. 1
2
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