Thumbwheel Switch
Reliable Thumbwheel Switch with Dustproof
Construction and Easy Front Mounting
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Pen-push switches are designed especially
A7DP/BL
for use in portable equipment
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Locking switches cut down operating errors
in control panels
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Internal contacts boost reliability
Ordering Information
Note: A7DP and A7BL switch units can be ordered with limited setting ranges. When ordering,
include the range in the model number as shown in the following examples:
A7DP-206-S06
(Light gray A7DP with a range of 0 to 6)
A7DP-206-S18-1
(Black A7DP with a range of 1 to 8)
1.
2.
3.
4.
Switch units
End caps
Spacer
Connectors
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SWITCH UNITS
Part Number
PCB terminal
Light gray case
A7DP-206
—
—
Solder terminal
Light gray case
—
A7BL-206
A7BL-207
Output code
06 (binary code)
06 (binary code)
07 (binary code w/diode provision)
Type
Pen-push
Locking
Locking
Black case
A7DP-206-1
—
—
Black case
—
A7BL-206-1
A7BL-207-1
Note: Switch units, end caps, spacers, and connectors must be ordered separately and are not factory-assembled for shipment.
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ACCESSORIES
Part Number
For A7DP
Light gray
A7D-2M
A7D-2PA
—
—
For A7BL
Light gray
A7B-M
A7B-PA
A7B-C
A7B-CP
Accessory
End cap
Spacer
Connector
Black
A7D-2M-1
A7D-2PA-1
—
—
Black
A7B-M-1
A7B-PA-1
A7B-C
A7B-CP
Solder terminal
PCB terminal
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. End caps come as a set, left and right.
To order spacers marked with measurement units or symbols, select the unit or symbol from the table below and put its
code letter in place of the final letter A in the model number.
Example: A7D-2PK (light gray spacer with
°C
mark for A7DP)
Code letter
Marking
A
Blank
B
SEC
C
MIN
D
H
E
g
F
kg
G
mm
H
cm
J
m
K
°C
L
PCS
Q
x10 SEC
T
0
U
•
A7DP/BL
A7DP/BL
Characteristics
A7DP
Switching capacity
(resistive load)
Carry current
Contact resistance
Insulation resistance
1 mA to 0.1 A, 5 to 30 VDC
100 mA
A7BL
50 VAC/28 VDC, 1 mA to 0.1A
1 A max.
Dielectric strength
Operating force
Vibration resistance
Shock resistance
Ambient temperature
Storage temperature
Humidity
Service life
Mechanical
Electrical
Weight (per unit)
Note: Data shown are of initial value
200 mΩ max.
10 MΩ min. (at 250 VDC) between
10 MΩ min. (at 500 VDC) between
nonconnected terminals
nonconnected terminals
100 MΩ min. (at 500 VDC) between each
1,000 MΩ min. (at 500 VDC) between
terminal and noncurrent carrying part
each terminal and noncurrent carrying part
250 VAC, 50/60 Hz for 1 minute between
600 VAC, 50/60 Hz for 1 minute
nonconnected terminals
between nonconnected terminals
1,000 VAC, 50/60 Hz for 1 minute between each terminal and noncurrent carrying part
350 g max.
550 g max.
10 to 55 Hz, 1.5 mm double amplitude
500 m/s
2
(approx. 50 G) min.
-10° to 70°C (no condensation)
-10° to 65°C (no condensation)
-20° to 80°C
35% to 85%
45% to 85%
30,000 steps min.
100,000 steps min.
20,000 steps min.
50,000 steps min.
Approx. 1.2 g
Approx. 4.1 g
Dimensions
Unit: mm (inch)
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PEN-PUSH SWITCHES
A7DP-206(206-1)
Panel cutout
Number of
units (n)
1
2
3
4
5
6
7
8
9
10
Note: 1.
2.
3.
4.
2
A
(n x 5.1 + 5)
10.1 (0.40)
15.2 (0.60)
20.3 (0.80)
25.4 (1.00)
30.5 (1.20)
35.5 (1.40)
40.6 (1.60)
45.7 (1.80)
50.8 (2.00)
55.9 (2.20)
B
(n x 5.1 + 3)
8.1 (0.32)
13.2 (0.52)
18.3 0(.72)
23.4 (0.92)
28.5 (1.12)
33.5 (1.32)
38.6 (1.52)
43.7 (1.72)
48.8 (1.92)
53.9 (2.12)
C
8.4 (0.33)
13.5 (0.53)
18.6 (0.73)
23.7 (0.93)
28.8 (1.13)
33.9 (1.33)
39.0 (1.53)
44.1 (1.74)
49.2 (1.94)
54.3 (2.14)
Unless otherwise specified, a tolerance of
±0.4
mm applies to all dimensions.
Each model number applies to a single switch unit and not to the switch assembly as shown in the drawings.
Common terminal “C” is at the bottom when the switch is viewed from the front.
The asterisk “*” indicates the distance to the terminal position.
A7DP/BL
A7DP/BL
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LOCKING SWITCHES
A7BL-206(206-1)
A7BL-207(207-1)
Panel cutout
Number of
units (n)
1
2
3
4
5
6
7
8
9
10
Note: 1.
2.
3.
4.
A
(n x 8 + 8)
16 (0.60)
24 (0.90)
32 (1.30)
40 (1.60)
48±0.8 (1.9±0.03)
56±0.8 (2.2±0.03)
64±0.8 (2.5±0.03)
72±0.8 (2.8±0.03)
80±0.8 (3.1±0.03)
88±0.8 (3.5±0.03)
B
(n x 8 + 6)
14 (0.60)
22 (0.90)
30 (1.20)
38 (1.50)
46±0.8 (1.8±0.03)
54±0.8 (2.1±0.03)
62±0.8 (2.4±0.03)
70±0.8 (2.7±0.03)
78±0.8 (3.0±0.03)
86±0.8 (3.4±0.03)
C
14.4 (0.57)
22.4 (0.88)
30.4 (1.20)
38.4 (1.50)
46.8 (1.80)
54.8 (2.20)
62.8 (2.50)
70.8 (2.80)
78.8 (3.10)
86.8 (3.40)
Unless otherwise specified, a tolerance of
±
0.4 mm applies to all dimensions.
Each model number applies to a single switch unit and not to the switch assembly as shown in the drawings.
Common terminal “C” is at the bottom when the switch is viewed from the front.
Model A7BL: The dimension indicated by the asterisk “*” is 32.5 mm for a switch unit with an output code of 06 and 43.5 mm
for one with an output of 07.
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END CAPS
A7D-2M(-2M-1)
(left side)
(right side)
A7B-M(-M-1)
(left side)
(right side)
Note: Unless otherwise specified, a tolerance of
±0.4
mm applies to all dimensions
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A7DP/BL
A7DP/BL
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SPACERS
A7D-2PA(-2PA-1)
A7B-PA(-PA-1)
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CONNECTORS
A7B-C (for solder terminals)
A7B-C (for PCB terminals)
Note: Unless otherwise specified, a tolerance of
±0.4
mm applies to all dimensions
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TERMINALS
Type
Pen-push
A7DP
PCB terminals
Locking
A7BL
Solder terminals
Output code 06
Output code 07
Hints on Correct Use
Refer to HINTS ON CORRECT USE under the General Information section.
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A7DP/BL
A7DP/BL
OMRON ELECTRONICS, INC.
One East Commerce Drive
Schaumburg, IL 60173
OMRON CANADA, INC.
885 Milner Avenue
Scarborough, Ontario M1B 5V8
1-800-55-OMRON
Cat. No. GC SW5
4/98
Specifications subject to change without notice.
416-286-6465
Printed in the U.S.A.
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