Electrical Frequency Meter

Features

Specifications

• Circuit Current For Which Designed:
  Ac
• Mounting Hole Diameter:
  Between 0.120 inches and 0.130 inches
• Overall Diameter:
  2.695 inches
• Environmental Protection:
  Cold resistant and shock resistant and vibration resistant and watertight
• Mounting Bolt Circle Diameter:
  2.440 inches
• Indicator Type:
  Dial w/pointer
• Installation Design:
  Panel
• Mounting Arrangement Style:
  Three hole/stud bolt circle
• Dial Scale Marking Color:
  Black single indicator single range
• Accuracy In Percent:
  -0.5/+0.5 at 1/2 scale single indicator single range
• Meter Depth Behind Mounting Flange:
  1.600 inches
• Meter Body Diameter Behind Mounting Flange:
  2.060 inches
• Movement Type:
  Moving iron vane
• Background Color:
  White single indicator single range
• Pointer Color:
  Black single indicator single range
• Power Source:
  External
• Mounting Facility Type And Quantity:
  3 unthreaded hole
• Scale Graduation Type:
  Nonlinear single indicator single range
• Measurement Range:
  +48.0/+62.0 hertz single indicator single range
• Features Provided:
  Zero adjuster
• Movement Suspension Method:
  Taut band
• Circuit Attachment Method And Quantity:
  2 solder lug
• Operating Voltage Rating In Volts:
  150.0 ac
• Special Markings:
  Gap between 52 and 58
• Nuclear Hardness Critical Feature:
  Nonhardened
• Style Designator:
  Round flush mtg
• Supplementary Features:
  Use with external transducer
• Fsc Application Data:
  Test set, elect. Equip.
• Federal Supply Class (fsc):
  Electrical and electronic properties measuring and testing instruments
• National Stock Number (nsn):
  6625-01-299-3727
• Special Features:
  Ruggedized