Motion sensor OKY3444-1

SW-420 Motion Sensor Module Alarm Sensor Module Vibration Switch

• Normally closed type vibration sensor SW-420.
• The comparator output, signal clean, good waveform, driving ability is strong, for more than 15 ma.
• The working voltage of 3.3V to 5V.
• Output form: digital switch output (0 and 1).
• Has a fixed bolt hole, convenient installation.
• Small board PCB size: 3.2cm x 1.4cm.
• Use the LM393 wide voltage comparator.
• Used to trigger the effect of various vibration, theft alarm, intelligent car, earthquake alarm, motorcycle alarm, etc.
• This module is compared with the normally open type vibration sensor module, vibration trigger for longer periods of time, can drive the relay.