Tactile Switch with protective cover
B3F-8
Through-hole Mounting:
the Ideal Tactile Switches to
Prevent Malfunctions
• Covers prevent the Switches from being unintentionally pressed.
• Return springs ensure that the covers are closed.
RoHS Compliant
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List of Model
Type
Model
Tactile Switch with protective cover
B3F-8000 (N)
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Note:
Operating Characteristics
Item
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1.27±0.49 N {130±50 gf}
Releasing force (RF)
0.29 N {30 gf} min.
Pretravel (PT)
0.3
+0.2
-0.1
Ratings/Characteristics
Rating
(resistive load)
Minimum applicable
load (reference value)
Ambient operating
temperature
Ambient operating
humidity
Contact form
Contact resistance
(initial value)
Insulation resistance
B3F-8000 (N)
Operating force (OF)
The Switches are packed in boxes. The minimum order
unit is 200 Switches per box. Order in multiples of the
packing quantity.
mm
Dielectric strength
Bounce time
Vibration resistance
Shock resistance
Durability
Degree of protection
Washing
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1 to 50 mA, 3 to 24 VDC
10 μA at 1 VDC (resistive load)
-25°C to +70°C at 60%RH max. (with
no icing or condensation)
35% to 85% RH (at +5 to +35 °C )
SPST-NO
100 mΩ max.
100 MΩ max.
(at 250 VDC with insulation tester)
500 VAC, 50/60Hz for 1 min
5 ms max.
10 to 55 Hz, 1.5 mm double amplitude
Destruction: 1,000 m/s2 max.
Malfunction: 100 m/s2 max.
Switch; 3,000,000 operations Min.,
Cover; 5,000 operations Min.
IEC IP00
Not possible
Dimensions
PCB Processing Dimensions
(Reference Only)
(Top View)
(PCB thickness t=1.6)
B3F-8
21
15
Two, 1.8±0.05 dia.
12.5±0.1
9±0.1 12.3±0.1
5±0.1
8.7
4-1.2±0.05
6
6±0.1
1.6 dia.
114°±5°
12.5
3.5
1±0.3
13.8
4.3
Note:
Unless otherwise specified, a tolerance of ± 0.5 mm applies to all dimensions.
1±0.3
5±0.2
9±0.2
Four, 1.9 ±0.2
0 dia.
Terminal Arrangement/
Internal Connections
(Top View)
4
3
2
1
1
B3F-8
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B3F-8
Precautions
Be sure to read the safety precautions common to all Tactile Switches for correct use.
• Application examples provided in this document are for reference only. In actual applications, confirm equipment functions and safety before using the product.
• Consult your OMRON representative before using the product under conditions which are not described in the manual or applying the product to nuclear control systems, railroad
systems, aviation systems, vehicles, combustion systems, medical equipment, amusement machines, safety equipment, and other systems or equipment that may have a serious
influence on lives and property if used improperly. Make sure that the ratings and performance characteristics of the product provide a margin of safety for the system or
equipment, and be sure to provide the system or equipment with double safety mechanisms.
Note: Do not use this document to operate the Unit.
OMRON Corporation
Electronic and Mechanical Components Company
Contact: www.omron.com/ecb
Cat. No. A188-E1-04
1014(0207)(O)