Nascom N85TWGW-STHS, N85TWGG-STFB, N85TWGW-SWSD, N85TWGW-SWHS, N85TWGW-SWFB Specsheet
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N85TWG
SURFACE MOUNT WIDE GAP SCREW TERMINAL SWITCH SET
DESCRIPTION
Nascom’s N85TWG surface mount screw terminal contacts protects all doors
and windows, including steel doors, in commercial settings.
The N85TWG is the installer’s choice of contact conguration where extra
wide air and side-to-side gap are required to prevent false alarms caused by
shifting or warping doors and windows.
FEATURES
• ENCAPSULATED HERMETICALLY SEALED CONTACTS • ABS HOUSING
• WIDE GAP - N35 NdFeB RARE EARTH MAGNET • SPACER FOR STEEL DOOR INSTALLS
• 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:
N85TWGGSW/ST
N8TWGB/ST
N85TWGG/ST
N85TWGGT/ST
N85TWGW/ST
SNOW WHITE
BROWN
GREY
TAN
WHITE
0.75 to 1.50 200 VDC 0.5 Amps 10vA 1.5 Amps 150 mOhms
OPEN LOOP, NORMALLY CLOSED, 1FB, SWITCH/MAGNET SET:
N85TWGSW/STFB
N85TWGB/STFB
N85TWGG/STFB
N85TWGT/STFB
N85TWGW/STFB
SNOW WHITE
BROWN
GREY
TAN
WHITE
0.65 to 1.25
30 VDC 0.2 Amps 3vA 0.5 Amps 100 mOhms
SINGLE POLE DOUBLE THROW, SWITCH/MAGNET SET:
N85TWGSW/STSD
N85TWGB/STSD
N85TWGG/STSD
N85TWGT/STSD
N85TWGW/STSD
SNOW WHITE
BROWN
GREY
TAN
WHITE
0.65 to 1.25
30 VDC 0.2 Amps 3vA 0.5 Amps 100 mOhms
HIGH SECURITY, NORMALLY OPEN, 1FA, SWITCH/MAGNET SET:
N85TWGSW/STHS
N85TWGB/STHS
N85TWGG/STHS
N85TWGT/STHS
N85TWGW/STHS
SNOW WHITE
BROWN
GREY
TAN
WHITE
0.1875 to
0.5000
300 VDC
0.25
Amps
10vA
0.25
Amps
STATIC
CONTACT
RESISTANCE
(50mV, 100mA)
150 mOhms
initial
Royne Industries LLC, dba NASCOM
|
P: 800.843.5530
|
F: 800.727.4041
|
www.nascominc.com
DWG No. 131123-22 Rev. 1
1
.125
3.18
.475
12.07
2.585
65.66
.525
13.34
2.140
54.36
.140
3.56
.265
6.73
.425
10.80
.215
5.46
.140
3.56
.475
12.07
.751
19.06
2.585
65.66
TOP
VIEW
TOP
VIEW
FRONT VIEW
FRONT VIEW
TOP
VIEW
FRONT VIEW
END
VIEW
END
VIEW
END
VIEW
.475
12.07
.125
3.18
2.585
65.66
.525
13.34
2.140
54.36
.140
3.56
.264
6.71
FRONT VIEW
TOP
VIEW
.125
3.18
2.140
54.36
2.585
65.66
.525
13.34
.165
4.19
FRONT VIEW
TOP
VIEW
WIRING SCHEMATIC
N85TWG
SURFACE MOUNT WIDE GAP SCREW TERMINAL SWITCH SET
SWITCH
CONTACT
CLOSED LOOP,
NORMALLY OPEN CONTACT
DIMENSIONS - IN [mm]
SWITCH
SWITCH
CONTACT
OPEN LOOP,
NORMALLY CLOSED CONTACT
MAGNET
NC, OPEN LOOP (WHITE)
COMMON
(BROWN)
NO, CLOSED LOOP (RED)
SPDT, SINGLE POLE DOUBLE THROW
SPACER
INSTALLATION INSTRUCTIONS
Note: High Security model – Dots on switch and magnet must be aligned for correct operation.
• Position the switch on the door/window frame in the desired location as close to the movable part of the door /window as possible.
• Mark the switch mounting screw locations and drill the mounting screw holes using a drill adequately sized for #6 self-tapping screws.
• Install screws and tighten to mount the switch on the door/window frame.
• Position the magnet on the movable part of the door/window, align the magnet with the switch as close as possible. For steel door or
window applications, use the enclosed spacer under the magnet.
• Mark the magnet mounting screw locations and drill the mounting screw holes using a drill adequately sized for #6 self-tapping screws.
• Install screws and tighten to mount the magnet on the door/window.
• Connect the alarm circuit leads to the terminals on the switch and test the system for correct operation.
• Loosen the switch mounting screws and install terminal screw cover. Retighten mounting screws.
Royne Industries LLC, dba NASCOM
|
P: 800.843.5530
|
F: 800.727.4041
|
DWG No. 131122-22 Rev. 1
www.nascominc.com
2
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