Automatic doors and gates make buildings more accessible and improve security. Consult this block diagram to find Littelfuse components that help
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Asmall flange mountHall effectsensor occupying only 3.22cm2(0.500in2) board space with a choice of digital or programmable analog outputs.Availablein 3-wire(voltage output)or 2-wire (current output) versions.Its case design enables screw or adhesive mounting. Capable of switching up to 28Vdc and 20mA. Available with a range of sensitivity, cable length and connector options. Ideally suited for position and limit sensing, rotation and flow measurement, commutation of brushless DC motors, angular sensing and magnetic encoding.
- Magnetically-operated position sensor
- Digital or programmable analog types available
- Medium, high or programmable sensitivity options available
- Three-wire (voltage output) or two-wire (current output) versions available
- Vibration 50g max. @ 50 to 2,000Hz
- Shock 150g max. @ 11ms 1/2 sine wave
- EMC compliance to DIN 40839 (consult Littelfuse)
- Integral reverse/over-voltage protection
- Built-in temperature compensation
- High switching speed up to 10kHz
- Long life, up to 20 billion operations
- Unaffected by harsh environments
- Operates in static or dynamic magnetic field
- Available with a selection of cable length and connector options
55140 Parts
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55140 Applications
Automated Doors & Gates
Highlights Section
- Position and limit switching
- RPM measurement
- Flow metering
- Commutation of brushless DC motors
- Angle sensing
- Magnetic encoders
