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FB420 4-20mA Shaft Speed Switch, Explosion Proof

Electro-Sensors, Inc.

  • Explosion proof
  • Programmable 4-20 mA output with one output relay that can be set for failsafe overspeed or underspeed
  • Internal 4 digit LCD display capable of displaying from 0 to 9,999 RPM or from 4 to 20 mA
  • Display is also used for calibration and trouble-shooting

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