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Our Products > Shaft Speed Monitoring Systems > Shaft Speed Switches

LRB1000 / LRB2000 Shaft Speed Switches

  • Works with remote / external pulse frequency NPN output sensor. For PNP option, contact Electro-Sensors.
  • Over-speed or under-speed configuration, 1-1,000 rpm
  • 1 SPDT relay output (LRB1000) or 2 SPDT relay outputs (LRB2000)
  • Visual setpoint adjustment with digital accuracy
  • Dial-in calibration does not require power
  • Built-in start delay
  • DIN rail mounting simplifies installation
  • 115, 230 VAC (50-60 Hz) and 12, 24 VDC power options
  • Optional explosion proof enclosure
  • Optional NEMA 4, NEMA 4X, or NEMA 12 enclosure kit

DR1000 Digital Speed Switch

  • Works with remote /external pulse frequency output sensor (NPN, PNP, or Mag Pick-up)
  • DPDT relay output
  • Under-speed setpoint adjustment from 0.5-5,000 rpm (at 8 PPR)
  • Terminal blocks for easy wiring
  • 115, 230 VAC (50-60 Hz) and 12, 24 VDC power options
  • Rugged explosion proof / NEMA 4X housing
  • UL Listed Class I, Div I (C, D) Class II, Div I (E, F, G)

SCP1000 / SCP2000 Shaft Speed Switches

  • Internal sensor
  • Over-speed or under-speed configuration, 1-990 rpm
  • 1 DPDT relay output (SCP1000), 2 SPDT relay outputs (SCP2000)
  • Visual setpoint adjustment with digital accuracy
  • Built-in start delay
  • Dial-in calibration does not require power
  • 115, 230 VAC (50-60 Hz) and 12, 24 VDC power options
  • Works with Electro-Sensors magnetic pulser discs / wraps
  • Optional EZ-SCP mounting bracket and Mounting Magnet
  • Cast aluminum explosion proof (XP) housing
  • UL Listed Class I, Div I (C, D) Class II, Div I (E, F, G)

M100T / M5000T Shaft Speed Switch

  • Compact, self-contained system with sensor and switch
  • SPDT relay output
  • 5-100 rpm (M100T), 100-5,000 rpm(M5000T) under-speed setting
  • Terminal block for easy wiring
  • 115, 230 VAC (50-60 Hz) and 12, 24VDC power options
  • Works with Electro-Sensors magnetic pulser discs / wraps
  • Optional EZ-100 mounting bracket available
  • Cast aluminum explosion proof (XP)housing
  • UL Listed Class I,Div I(C,D)Class II,Div I(E,F,G)
  • Commonly used to monitor drive trains, power driven components, crushers, exhaust fans, screw conveyors, or tail pulleys on belt conveyors and elevator legs

SS110 Speed Switches


  • Complete system that has one adjustable set point for monitoring a single rotating shaft

  • - 0.99 and 0.1 - 9.9 RPM set point ranges

  • Single set point relay protection in over speed or under speed
  • Continuously track proper machine RPM, and provide Relay Output upon detection of an unwanted change in speed or stoppage of the monitored shaft
  • DIN Rail or Stand Alone Mounting
  • Completely Field Adjustable
  • Standard System:

      - SS110 115vac Speed Switch (Optional 230 Vac, 12 Vdc,24 Vdc)

      - 906 Sensor (Optional 907XP Explosion proof Sensor)

      - 255 Pulser Disc (Optional Pulser Wraps)

  • NEMA4 / NEMA 12 / Explosion proof Enclosures available

FB420 Shaft Speed Sensor


  • Compact, self-contained system with sensor and switch
  • 4-20mA output directly proportional to the rotational speed of monitored shaft
  • 4 digit LCD display (0.000 to 9999. RPM or 04.00 to20.00 mA)
  • Relay can be set for over-speed or under-speed
  • Explosion proof and water proof Rugged Housing - NEMA4X
  • 24VDC Supply
  • Operating Temperature : -40°C to +65°C
  • Pulser Disc – standard (or) custom manufactured Pulser Wrap to fit the shaft

 

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