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US90 Standard Profile Keyswitch - Dewhurst - #2

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Vandal-proof keyboard, Switch, LED indicator, Control panel, Display

Text version of the page
Round key type & release
Contact options
Movement
Flat key type & release
O
o o o
o o
O
o
OR1 CR2
WR1 ^ R2 °°OR3
F1
F2
0°-90°
A or B or C only D or E or F only
c a E a
c
o o o
F1
F2
270°-0°
Key positions:
0°
270° 90°
180°
"C
270°-0°-90°
F2
F1
R5
G or H or I or J or T only
K or L or M or N only
360°
F2
F1
c a E a.
c
0°-45°
F1
R1
P or Q or R only
o
315°-0°-45°
F1
S or U or W or X only
R1
Removable position
£1
ORDERING
To order, combine the finish and the mechanical. For example,
Flat Key
Round Key
if you require a US91 deep keyswitch in brush stainless steel to
KA-R
F2M
KA-R
R4M
Please remember to
go 0-90° with a flat key and contact A, the code is KUS91D BS
KA-T
F1 M
KA-T
R6M
include in the code the
F1 A.
KB-R
F2A
KB-R
R2A
first seven digits to
KB-T
F1A
KB-T
R1A
indicate style, finish
To order equivalents of commonly used Dewhurst keyswitches you need to use the following codes for the last three digits.
KS
F1Q
KS
R1Q
and illumination.
Style/shape
Finish
Mechanical
Halo
Illumination
BS = Brushed Stainless Steel, MS = Mirror Stainless Steel, BB = Brushed Brass,
Options
Obround US89
Square US90
Round US91
Stainless Steel
Brass
Key type & release option
Contact
H24 = Halo
MB - Mirrored Brass
Code
KUS89D
KUS90D
KUS91D
BS MS
BB MB
Select one of F1/F2
orR1-R6
FR = FIREMANS
Select one of A-Y using table below
M KEY POSITION
T
KEY POSITION
contact 0°"
90° I 180° 1 270°
contactAT
~[10°~
180° 270°
1 - 2 O
C C C
1 - 2
C
O
- O
3 - 4 C
C O C
3 - 4
O
C
- O
5 - 6 C
O O O
5 - 6
O
O
- C
7 - 8 O
O C O
MOVEMENT360° 0
MOVEMENT 180° Al
JN^i KEY POSITION
U
KEY POSITION
contact 0°"
90° 180° 270°
contact! 1^
\^
I 270° 315°
1 - 2 O
C C C
1 - 2
O
C
- C
3 - 4 C
C O C
3 - 4
C
O
- O
5 - 6 O
C C C
7 - 8 C
C O C
KEY POSITION
_A KEY POSITION
CONTACtI 0° I 90° I 180° I 270°
1 - 2 O C - -
3 - 4 O C - -
CONTACtI|0° I 90° I 180° I 270°
1 - 2 O C - O 3 - 4 O O - C
MOVEMENT 180° A
MOVEMENT 90° (5
KEY POSITION
KEY POSITION
B
CONTACT I 0°
Tü
1 - 2 O
C
3 - 4 O
C
5 - 6 O
C
7 - 8 O
C
CONTACT 0° 90° 180° 270°
1 - 2 O C - O 3 - 4 C O - O
MOVEMENT 180° A
MOVEMENT 90° Q
SPRING RETURN TO 0°
MOVEMENT 360°
KEY POSITION
KEY POSITION
KEY POSITION
KEY POSITION
contacT 0
T45°~
T90°~
135°
180°
225°
270°
315°
1 - 2
C
O
O
O
O
O
O
O
3 - 4
O
O
0
O
C
O
O
O
5 - 6
O
C
0
O
O
O
O
C
7 - 8
O
O
0
O
O
C
O
O
9 - 10
O
O
C
O
O
O
O
O
11 - 12
O
O
0
O
O
O
C
O
13 - 14
O
O
0
C
O
O
O
O
15 - 16
O
O
0
O
O
O
O
C
contactI |0°
1 90° I 180° I 270°
contact 0°
~T90°~
I 180° I 270°
1 - 2 O
C - -
1 - 2 O
C
- O
3 - 4 C
O - -
3 - 4 C
O
- C
5 - 6 O
C - -
5 - 6 O
O
- C
7 - 8 C
7 - 8 C
C
- O
contact 0° 45° I 180° 270°
1 - 2 O C - -
3 - 4 O C - -
SPRING RETURN TO 0° ©1
MOVEMENT 180° A
MOVEMENT 90° (3
KEY POSITION
KEY POSITION
KEY POSITION
contactI |0°
I 90° I 180° I 270°
contact 0°
~T10°~
180°
270°¡
contacT 0°
45° I 180° 1 270°
1 - 2
O
- - C
1 - 2
O
C
O
1 - 2
O
C - -
3 - 4
O
C
3 - 4
O
C
O
3 - 4
C
O - -
5 - 6
O
O
C
7 - 8
O
O
C
MOVEMENT 90° ©
MOVEMENT 180°
SPRING RETURN TO 0° Q\
KEY POSITION
K
KEY POSITION
R
KEY POSITION
contact! 1^
I 90° I 180° I 270°
contacjÍ^
180'1
270°¡
contactI|0°
45° I 180° 1 270°
1 - 2
O
- - C
1 - 2
O
C
O
C
1 - 2
C
O - -
3 - 4
O
- - C
3 - 4
C
O
C
O
3 - 4
C
O - -
5 - 6
O
- - C
5 - 6
7 - 8
O
7 - 8
MOVEMENT 360°
KEY POSITION
W
CONTACT 0°
90° 180° 270°
O O O O C O C O O 0 O C MOVEMENT360° #
1 - 2 3 - 4 5 - 6 7 - 8
KEY POSITION
|45° |315°
1 -
2
O
C
O -
3 -
4
O
C
O -
5 -
6
O
C
O -
7 -
8
O
O
C -
9 -
10
O
O
C -
11
- 12
O
O
C -
MOVEMENT 90° ©
SPRING RETURN TO 0° (51
MOVEMENT 360°
KEY
POSITION
_L^h KEY
POSITION
^S^| KEY POSITION
1
contact 0°"
1 90° 1 180° 1 270°
contacT|0°
1 90° 1 180° 1
270
contact
j>°_
45°
I 270° I 315°
1 - 2 O
- - C
1 - 2 C
O O
C
1 - 2
O
C
- O
3 - 4 C
- - O
3 - 4 O
O O
C
3 - 4
O
C
- O
5 - 6 O
- - C
5 - 6
O
O
- C
7 - 8 C
- - O
7 - 8
O
O
- C
MOVEMENT 90° ©
MOVEMENT 360°
IE
SPRING RETURN TO 0° ©
SPRING RETURN TO 0° ©1
KEY POSITION
CONTACt||0° I 90° I 180° I 270°
1
2
O
C
O
3
4
C
O
C
5
6
O
O
C
7
8
C
C
O
MOVEMENT 180° 3
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