IMI Sensors: Mechanical Vibration Switch

July 23, 2013
The Model 685A09 provides a much better sensitivity adjustment than traditional designs.

The Linear Adjust Mechanical Vibration Switch is intended for use in applications such as cooling towers, fin fans, large exhaust and vent fans, HVAC systems, blowers and motors. The improved trip sensitivity adjustment allows a user to better control the trip level in the switch and improve protection of their equipment. Other features include low cost protection for critical machinery, better sensitivity repeatability on reset, DPDT relay, 10 amp dry contacts and 120, 240 VAC or 24 VDC options. Measurement range is 0 to 10 g pl (0.98.1m/s2 pk), frequency range is 0 to 6000 cpm (0 to 100 Hz), and operating temperature range is -40 to 140 ºF (-40 to 60 ºC), while the enclosure is rated IP54.

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IMI Sensors
www.imi-sensors.com
800.959.4464