232

Tactile Switch

B3W

Specifications

■ Characteristics

■ Operating Characteristics

Engineering Data

■ Construction

Contact form

SPST-NO

Switching capacity

1 to 50 mA, 5 to 24 VDC (resistive load)

Contact resistance

100 m

Ω max. (rated: 1 mA, 5 VDC)

Insulation resistance

100 M

Ω min. (at 250 VDC)

Dielectric strength

500 VAC, 50/60 Hz for 1 min.

Bounce time

5 ms max.

Vibration resistance

Malfunction: 10 to 55 Hz, 1.5-mm double amplitude

Shock resistance

Ambient operating temperature

-25

° to 70°C (at 60% RH max.) with no icing or condensation

Ambient operating humidity

35% to 85% (at 5 to 35

°C)

Service life

General purpose

B3W-1

@@@ :

1,000,000 operations min.

B3W-4

@@@ : 3,000,000 operations min.

High force

300,000 operations min.

1,000,000 operations min.

Weight

B3W-1

@@@ :

Approx. 0.30 g

B3W-4

@@@ : Approx. 1.00 g

Characteristics

B3W-1

@@@

B3W-4

@@@

General-purpose

High-force

General-purpose

High-force

Operating force (OF) max.

160 g

230 g

200 g

350 g

Release force (RF) min.

20 g

50 g

30 g

50 g

Pretravel (PT)

B3W-1

@@@ series

B3W-4

@@@ series

Plunger

Cover

Spacer

Contact dome

Sealed rubber

Fixed contact

Base