Thumbwheel Switch
Easy-to-Assemble Thumbwheel Switch
Designed Specially for Printed Circuit
Boards
The transparent window plate fitted in the
readout section protects dial characters from
dust and prevents wear by incorrect handling
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Plus (+) and minus (鈥? pushbuttons for positive
forward and reverse rotation of each digital
wheel
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The contact section is of dust-proof construction
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Switch units can be assembled simply by fitting
the integral hook coupler of each unit into the
mating unit, thus eliminating the need of nuts
and bolts for assembly
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A7CN
Ordering Information
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SWITCH UNITS
Part Number
Back mounting PC board
Output Code
06 (binary code)
Light gray case
鈥?/div>
Black case
A7CN-106-1
Front mounting PC board
Light gray case
A7CN-206
Black case
A7CN-206-1
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ACCESSORIES
Part Number
Accessory
End Cap
Spacer
For back mounting type switch assembly
Light gray
Black
鈥?/div>
鈥?/div>
A7CN-1M-1
A7CN-1Ps -1
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For front mounting type switch assembly
Light gray
Black
A7CN-2M
A7CN-2Ps
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A7CN-2M-1
A7CN-2Ps -1
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Note: 1. When placing your order, please specify the model numbers and quantities of required switch units, end caps, and spacers,
respectively. (Note that switch units and accessories are not factory-assembled for shipment.)
2. Switch case, end cap, and spacer are made of polyacetal resin; however, the window plate is made of polycarbonate resin.
3. One of the following alphabetic codes must be filled into the boxed part of the model number to specify a legend to be hot
stamped on the required spacer.
4. End caps come as a set -- left and right.
Code
A
B
C
D
E
F
G
Legend
Hot stamp not required
SEC
MIN
H
g
kg
mm
Code
H
J
K
L
Q
T
Legend
cm
o
C
PCS
x 10 SEC
0
1
2
3
4
5
