Ratings / Characteristics

Ratings/Characteristics

Rating (resistive load) 1 to 50 mA, 3 to 24 VDC
Minimum applicable load (reference value) 10 μA at 1 VDC (resistive load)
Ambient operating temperature -25°C to +70°C at 60%RH max. (with no icing or condensation)
Ambient operating humidity °C) 35% to 85% (at +5 to +35 °C)
Contact configuration SPST-NO
Contact resistance 100 mΩ max.
Insulation resistance 100 MΩ min. (at 250 VDC with insulation tester)
Dielectric strength 500 VAC, 50/60 Hz for 1 min
Bounce time 5 ms max. (The center of the plunger is pressed at a speed of 3 or 4 times per second.)
Vibration resistance Malfunction: 10 to 55 Hz, 1.5-mm double amplitude
Shock resistance Destruction: 1,000 m/s2 {approx. 100G} max.
Malfunction: 100 m/s2 {approx. 10G} max.
Durability B3W-1000:
1.57 N (standard force):1,000,000 operations min.
2.26 N (high-force):300,000 operations min.

B3W-4000:
1.96 N (standard force):3,000,000 operations min.
3.43 N (high-force):1,000,000 operations min.
Weight 6 × 6 mm: approx. 0.3 g, 12 × 12 mm: approx. 1 g
Degree of protection IEC IP67
Washing Possible

Operating Characteristics
6 x 6 mm Models

Type B3W-1000 series
Operating force (OF) 1.57N 2.26N
Model B3W-1□□0 B3W-1□□2
Operating force(OF) 1.57N {160 gf} max. 2.26N {230 gf} max.
Releasing force (RF) 0.2N {20gf} min. 0.49 {50 gf} min.
Pretravel (PT) 0.25 +0.2/-0.1mm

12 x 12 mm Models

Type B3W-4000 series
Operating force (OF) 1.96N 3.43N
Model B3W-4□□0 B3W-4□□5
Operating force(OF) 1.96N {200 gf} max. 3.43N {350 gf} max.
Releasing force (RF) 0.29N {30 gf} min. 0.49N {50 gf} min.
Pretravel (PT) 0.3 +0.2/-0.1mm

Downloads

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B3W Series Datasheet PDF 451 KB