PUSHBUTTONS
P9
DOME
SEALED DOME PUSHBUTTON SWITCHES
PUSHBUTTONS
MOMENTARY ACTION, ATTRACTIVE & RUGGED FOR WET & DUSTY ENVIRONMENTS
The P9 Dome series pushbutton switches feature a contoured
dome style pushbutton and share similar size and characteristics
to the P7 series. Major differences are plastic housing construction
Raised Dome with
and the availability of a shorting bar contact arrangement. There Threaded Case
are two button versions: low button profile and high button
profile. The P9 comes with a threaded case for hex nut mounting
or with a snap-in case. The switch series features short behind
panel depth. They also offer excellent mechanical and electrical
performance while operating under severe conditions found in
demanding applications.
The P9 Dome series is offered in dusttight and moistureproof
Flush Dome with
sealed construction. One million mechanical operations and an
Threaded Case
electrical life of 25,000 operations at full rated load of 5 amps
resistive or 3 amps inductive.
Watertight sealing is available simply by adding a W suffix
to the part number to specify IP68S rating.
The P9 Dome series is available in standard and low-force
double break snap-action and non-snap shorting bar models.
All are momentary action. Special contact variations are
Snap-In Case with
available. High contact pressure and unique contact design
0.110 Quick Connect Terminals
provide low contact resistance for low level switching
capability as well as full rated service. Solder, PC Pin, and 0.110
Quick Connect termination options are available.
CUS
Positive tactile feedback signaling the operator when the switch
Standard Characteristics/Ratings:
is operated is available in snap-action models but not shorting
bar models.
ELECTRICAL RATINGS: Sea Level @ 28VDC or 115VAC, 60/400Hz
The P9 Dome series is a quality precision switch designed for Load N.O./N.C. 2 Circuit
use in panels, control grips, computers, instruments, heavy Resistive 5A 4A
Inductive 3A 2A
equipment and other demanding applications where attractive,
rugged pushbutton switches are required. DWV 1050Vrms
Electrical Life: 25,000 cycles 5A @ 28VDC resistive snap-action
Mechanical Life: 1,000,000 cycles
Features:
Seal: IP64 or IP68S
Attractive dome style button Operating Temp Range: -40C to +85C
Operating Force: Standard: 1.7 lbs. +/- 0.5 lb.
2 button heights
Low Force: 12 oz +/- 4 oz
Double break or shorting bar, momentary action Shorting Bar: 18 oz +/- 6 oz
Total Travel: 0.080 inches max
All plastic housing & button construction
Overtravel: 0.010 inches min
Threaded body or snap-in panel mounting
MATERIALS:
Withstands extreme shock & vibration
Case: Thermoplastic
Positive tactile feedback contact transfer on
Button: Thermoplastic
snap-action models
Terminals: Brass with gold over silver
Solder, PC Pin & 0.110 Quick Connect
Terminal Hardware: None provided
terminal styles
Mounting Hardware: Hex nut, lockwasher
Panel gasket when applicable
Moistureproof & dusttight to IP64 or watertight
to IP68S
UL recognized & CSA certified
RoHS/WEEE/Reach compliant
Specifications Subject To Change Without Notice www.ottoexcellence.com 139P9
DOME
PUSHBUTTONS
SEALED DOME PUSHBUTTONS
CHOICE OF SNAP-ACTION & SHORTING BAR ACTION
.179 (.062) .179
.179 (.062)
SR.35
SR.36 SR.36
.084
.050
.055
SR.35 SR.35
.048
SR.35
.13 TYP.
.31
15/32-32 UNRS-2A
15/32-32 UNRS-2A
TO WITHIN .062
.27 .47 .09 TYP.
.39.46 .28.46
TO WITHIN .062
OF SHOULDER
OF SHOULDER
Snap-In Case
Raised Dome Button Style Flush Dome Button Style
(PC Terminals Shown)
NO
NC
NC
NO
Component Side
P.C. Mounting Pattern
0.110 Quick Connect Detail
(As viewed from switch bottom)
Recommended Panel Openings
*Panel Thickness Recommended 0 DIM. Across D-Flat
0.024* 0.505 0.460
0.031 0.505 0.460
0.118* 0.505 0.460
0.125 0.505 0.460
* Must use panel gasket 401669 supplied with the switch.
Snap-in case allows front panel mounting into 0.024 or 0.118 thick
panels using panel gasket 401669 or into 0.031 and 0.125 thick panels
0.110 Quick Connect terminals allow reliable, solderless wire connections
Solder Terminals PC Pin Flush Neoprene Black Boot P/N 402339
(Terminals not (Orientated to case
Raised Neoprene Black Boot P/N 402246
orientated to flat) flats as shown)
Threaded Case Snap-In Case
Flush Silicone Translucent Boot P/N 402599-1
Raised Silicone Translucent Boot P/N 402611-1
P9 PART NUMBER CODE
P9 X X X X X X *
ORDERING INFORMATION:
Select the OTTO P9 series features that
Button & Case Style*** Terminal Style Circuit Switch Action Case/ Button
Form Bezel Color Color
match your specific application. Standard
1. Flush Dome & Threaded Case, Std. Finish 1. Solder 1. N.O. 1. Standard Snap-Action 1. Red 1. Red
and special features are shown at right.
2. Raised Dome & Threaded Case, Std. Finish 2. PC Pin 2. N.C. 2. Low Force Snap-Action 2. Black 2. Black
Specify your choice by building the OTTO
3. Flush Dome & Snap-In Case, Std. Finish 3. 0.110 3. 2 Circuit 3. Orange** 3. Orange
4. Raised Dome & Snap-In Case, Std. Finish Quick Connect 4. Yellow** 4. Yellow
Part Number code.
5. Flush Dome & Threaded Case, Matte Finish 5. Green** 5. Green
6. Raised Dome & Threaded Case, Matte Finish 6. Blue** 6. Blue
Example: P9-211121 specifies raised
7. Flush Dome & Snap-In Case, Matte Finish 7. Violet** 7. Violet
dome style button, threaded case, solder
8. Raised Dome & Snap-In Case, Matte Finish 8. Gray** 8. Gray
terminals, N.O. circuit form, standard snap-
9. White 9. White
Not available in Shorting Bar version.
action, black case/bezel, red button.
* Add W suffix for watertight to IP68S (will include panel gasket)
** Contact factory for minimum requirement.
*** Contact factory for std./matte button/case combination options.
140 OTTO Full Line Catalog Specifications Subject To Change Without Notice