Omron B3F User Manual
Page 5

5
B3F
B3F
Note:
Unless otherwise specified, a tolerance of
±0.4 mm applies to all dimensions. No terminal numbers are indicated on the Switches.
B3F-1070, B3F-1072, B3F-1075, B3F-1072-G
Standard, Flat Plunger Type
(without Ground Terminal)
PCB Mounting (Top View)
(Single-sided PCB, t=1.6)
Terminal Arrangement/Internal
Connections (Top View)
PCB Mounting (Top View)
(Single-sided PCB, t=1.6)
Terminal Arrangement/Internal
Connections (Top View)
Standard, Projected Plunger Type
(without Ground Terminal)
B3F-1050, B3F-1052
B3F-1055, B3F-1056
B3F-1052-G
4
2
3
1
4.5
±0.1
6.5
±0.1
Four,
1
±0.05
.dia
6.5
±0.5
7.7
±0.5
0.7
0.7
4.5
±0.2
3.4
0.3
(1.8)
0.5 max.
6
±0.2
6
±0.2
9.5
3.5
3.5
dia.
3
dia.
4.3
±0.2
1.8
±0.1
7.3
±0.2
3.5
3.4
0.3
6.5
±0.5
7.7
±0.5
6
±0.2
6
±0.2
4.5
±0.2
3.5 dia.
0.7
0.7
6.5
±0.1
4.5
±0.2
Four,
1
±0.05
dia.
2.4
× 2.4
±0.1
4
2
3
1
B3F-1150, B3F-1152, B3F-1155
Side-operated, Projected Plunger Type
B3F-3150, B3F-3152, B3F-3155
Side-operated, Flat Plunger Type
B3F-3100, B3F-3102, B3F-3105
Standard, Projected Plunger Type
(with Ground Terminal)
PCB Mounting (Top View)
(Single-sided PCB, t=1.6)
Terminal Arrangement/
Internal Connections
(Top View)
PCB Mounting (Top View)
(Single-sided PCB, t=1.6)
Terminal Arrangement/
Internal Connections
(Top View)
PCB Mounting (Top View)
(Single-sided PCB, t=1.6)
Terminal Arrangement/
Internal Connections
(Top View)
Side-operated, Flat Plunger Type (Height: 3.85 mm)
B3F-3120, B3F-3122, B3F-3125, B3F-3122-G
PCB Mounting (Top View)
(Single-sided PCB, t=1.6)
Terminal Arrangement/
Internal Connections
(Top View)
0.3
2.4
× 2.4
±0.1
4.3
±0.2
1.8
±0.1
7.3
±0.2
3.5
3.4
0.3
0.7
6.5
±0.5
7.7
±0.5
1.5
4
2
3
5
1
6
±0.2
6
±0.2
4.5
±0.2
3.5 dia.
6.5
±0.1
4.5
±0.1
4.1
±0.1
Five, 1
±0.05
dia.
0.7
0.7
4
7.4
3.5
0.3
0.3
2.25
2.5
±0.5
3.15
±0.2
1
4.5
±0.5
0.7
7
±0.5
8.7
6.25
7.3
3.5 dia.
3
4
1
2
2.5
±0.1
Two,
1
±0.05
dia.
Two, 1.5
±0.05
dia.
4.5
±0.1
7
±0.1
0.3
2.25
2.5
±0.5
3.85
±0.2
1
4
7.4
3.5
0.3
4.5
±0.5
0.7
7
±0.5
8.7
6.25
7.3
3.5 dia.
3
4
1
2
2.5
±0.1
Two,
1
±0.05
dia.
Two, 1.5
±0.05
dia.
4.5
±0.1
7
±0.1
0.3
2.25
2.5
±0.5
1.8
±0.1
6.15
±0.2
1
4
2.4
× 2.4
±0.1
7.4
3.5
0.3
4.5
±0.5
0.7
7
±0.5
8.7
6.25
7.3
3.5 dia.
3
4
1
2
2.5
±0.1
Two,
1
±0.05
dia.
Two, 1.5
±0.05
dia.
4.5
±0.1
7
±0.1