Sealed Tactile Switch (SMT)
Surface-mounting Switches with a
Sealed Structure for High Reliability.
Available on Embossed Tape
• Sealed construction conforming to IP67 (IEC-60529)
provides high contact reliability in locations exposed
to dust or water. (* Excluding the terminal section.)
• Surface-mounting terminals for high-density mounting.
• Ground terminal available to protect against static
electricity.
• Available in embossed taping packages for auto-
matic mounting.
RoHS Compliant
■
B3S
List of Models
Without ground terminal
Bags
Model
Embossed taping
Model
Minimum
packing
unit
Minimum
packing
unit
100 pcs
Model
With ground terminal
Bags
Minimum
packing
unit
100 pcs
Embossed taping
Model
Minimum
packing
unit
6
×
6 mm Models
Operation Contact
type
material
B3S-1000
Series
Silver
plated
Height
Operating Plunger
force (OF) color
Ivory
B3S-1000
4.3 mm 1.57 N
{160 gf}
max.
2.26 N
{230 gf}
max.
B3S-1000P 1,000 pcs B3S-1100
B3S-1100P 1,000 pcs
Yellow
B3S-1002
B3S-1002P
B3S-1102
B3S-1102P
Note:
■
Switches in bags must be ordered in units of 100 Switches, and Switches on embossed taping must be ordered in units of 1,000 Switches.
Ratings/Characteristics
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% (at +5 to +35°C)
SPST-NO
100 mΩ max.
100 MΩ min. (at 250 VDC with insulation tester)
500 VAC, 50/60 Hz for 1 min
5 ms max.
Malfunction: 10 to 55 Hz, 1.5-mm double amplitude
Destruction: 1,000 m/s
2
{approx. 100G} max.
Malfunction: 100 m/s
2
{approx. 10G} max.
Standard force models (1.57 N {160 gf}): 500,000 operations min.
High-force models (2.26 N {230 gf}): 300,000 operations min.
Approx. 0.3 g
IEC IP67
Possible
Rating (resistive load)
Minimum applicable load (reference value)
Ambient operating temperature
Ambient operating humidity
Contact form
Contact resistance (initial value)
Insulation resistance
Dielectric strength
Bounce time
Vibration resistance
Shock resistance
Durability
Weight
Degree of protection
Washing
■
Operating Characteristics
Type
Operating force (OF)
1.57 N
B3S-1@00
1.57 N {160 gf} max.
0.2 N {20 gf} min.
0.25
+0.2
/
–0.1
mm
0.49 N {50 gf} min.
2.26 N {230 gf} max.
B3S Series
2.26 N
B3S-1@02
Item
Operating force (OF)
Releasing force (RF)
Pretravel (PT)
Model
1
B3S
■
B3S
Model Structure
Plunger
Cover
Spacer
Sealing rubber
Contact dome
Base
■
Fixed contact
Dimensions
(Unit: mm)
2
1
4
3
(Bottom View)
Note:
The numbers used for terminals in the following graphics are indicated in the “Bottom View” diagram below. In this
diagram, the Switch is rotated so that the terminals are on the right and left-hand sides, and the OMRON logo appears
the right way up.
Without Ground Terminal
B3S-1000
B3S-1002
6.6
6
3.3
dia.
0.7
PCB Pad
(Top View)
4.5
9.5
6.4
Terminal Arrangement
/Internal Connections
(Top View)
4
4.5
4.3
9
3.4
0.1
1.3
0.7
0.7
2
3
1
With Ground Terminal
B3S-1100
B3S-1102
6.6
6
3.3
dia.
0.7
PCB Pad
(Top View)
4.5
9.5
6.4
Terminal Arrangement
/Internal Connections
(Top View)
4
0.7
1.5
4.3
9
4.95
3.25
1.3
3.4
0.1
±
0.2
1.3
4.5
2
5
3
1
0.7
0.7
Note:
■
Unless otherwise specified, a tolerance of
±0.4
mm applies to all dimensions. No terminal numbers are indicated on the Switches.
Precautions
Be sure to read the safety precautions common to all Tactile Switches for correct use.
2
B3S
B3S
•
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. A204-E1-02
1014(0207)(O)
3