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  Time, Vibration, and Overspeed
                             Controls

 

Instrumentation for underspeed and overspeed monitoring / control. Tachometers and tachometer/hourmeters, timedelays, speed switches, and magnetic sensor pickups.

Digital Tachometers:

  • Digital Tachometers and Tachometer/Hourmeters (3.5” Style Case)
    - Digital tachometers or tach/hourmeters combined.
    - 5-digit LCD display (3/8 in. [9 mm] long digits).MT90
    - Quick and easy dial-in calibration.
    - 8-40 VDC powered.
    - Magnetic sensor (pickup) or engine alternator input.
    MT90
    (.pdf file)
    - Digital tachometer (no switch)
    SD35HL
    - Digital tachometer
    - Overspeed/underspeed trip points.

 

  • MTH6 (.pdf file)
    - 3-1/2 inch dial digital tachometer and hourmeter
    - adjustable overspeed set point

 

  • SHD30 Series (DT Style Case) (.pdf file)SHD30
    - Adjustable overspeed trip point.
    - Magnetic pickup or CD ignition powered.
    - Easy-to-operate faceplate membrane buttons.
    - Same style case as the DT9800 series.
    - CSA NRTL/C Approved.

 

  • SHD45 Series (Round Style 4.5” Case) (.pdf file)SHD45
    - 4 -1/2 inch dial digital tachometer and hourmeter
    - Adjustable overspeed trip point.

 

 

Analog Tachometers:

  • ATS, ATA, ATHA, ATHS Series (.pdf file)ATH Series
    - Analog Tachometer and Tach/ Hourmeters
    - High visibility with backlight for night view.
    - 0-3000 RPM.
    - Magnetic sensor or engine alternator input.
    - 12 VDC (converter for 24 VDC available).

 

 

Electric Speed Switches for Crank Termination, Under or Overspeed Shutdown:
(.pdf file)

  • Single Set Point Speed Switch
    SS300 SeriesSS300 Series
    -
    Overspeed switch with adjustable single set point,
       SPDT relay output.
    - Magnetic sensor, engine alternator, distributor ignition,
      or 12/24 voltage input.
    - For low frequency signal or adjustable differential.
    0S77D
    - Overspeed switch with adjustable single set point,
      transistor output.
    - Magnetic sensor input.
    0S77D-NCRC
    - Single setting for starter cranking disconnect.
    - Prevents starter re-engagement until the engine stops.
    - Adjustable trip point.
  • Dual Set Point Speed Switch HD9063 Series
    HD9063 Series
    - Dual set point crank disconnect and overspeed.
    - 2 SPDT relay outputs.

 

 

Hourmeters / Time Meters:

  • Electromechanical Time Meters (.pdf file)TM Series
    TM Series
    - Electromechanical, quartz-based time counter.
    - Fits 2-1/16 in. (52 mm) diameter opening.
    - 12 or 24 VDC.
  • Time Switches  (.pdf file)
     5T and 15T
    -
    0-5 or 0-15 minutes spring wound time switch.12T
    - SPDT snap-switch.
    12T and 24T
    - 0-12 or 0-24 hours spring wound.
    - Self contained weatherproof case.
    - SPDT snap-switch.

 

 

Magnetic Sensors (pickups):MP3298

  • Model MP3298
    - 303 stainless steel body.
    - 5/8 - 18 UNF x 3 in. (76 mm).
  • Model MP7906
    - Aluminum body.
    - 3/4 - 16 UNF x 3 in. (76 mm).
  • Model MP7905
    - Aluminum body.
    - 3/4 - 16 UNF x 4-3/4 in. (121 mm).

 

 

Shock / Vibration Switches for Fans, Compressors, Etc. :

  • VS2 Series (.pdf file)VS2 Series
    - Designed to detect shock/vibrations in three-planes of
      motion.
    - Fully adjustable.
    - Includes magnetic latching feature.
    - Manuel or electric reset.
    VS2EX
    - Explosion-proof model for hazardous location.
    - 2 x SPDT snap-switches.
    VS2EXR
    - Explosion-proof model for hazardous location.
    - 1 x SPDT snap-switch.
    - Remote reset feature.
    VS2N
    - Pneumatic signal output. Manual reset.
  • VS94 Series (.pdf file)VS94 Series
    - Protects your equipment from excessive shock or vibration.
    - Fine adjustment to precisely select the degree of sensitivity.
    - 2 SPDT snap-switches.
    - NEMA 4 & 4X; CSA 4 & 12.