Electrical Frequency Meter

Features

Specifications

• Circuit Current For Which Designed:
  Ac
• Mounting Hole Diameter:
  0.125 inches
• Frequency Rating:
  50.0 hertz
• Overall Diameter:
  2.688 inches
• Mounting Bolt Circle Diameter:
  2.438 inches
• Furnished Items And Quantity:
  Term. Hdw 2
• Indicator Type:
  Vibrating reed
• Installation Design:
  Panel
• Register Quantity:
  1
• Mounting Arrangement Style:
  Three hole/stud bolt circle
• Frequency Response Range:
  +48.000/+52.000 hertz
• Frequency Response Range:
  +48.000 to 52.000 hertz
• Resonant Reed Quantity:
  5
• Meter Depth Behind Mounting Flange:
  1.375 inches
• Meter Body Diameter Behind Mounting Flange:
  2.156 inches
• Movement Type:
  Vibrating reed
• Power Source:
  External
• Mounting Facility Type And Quantity:
  3 unthreaded hole
• Measurement Range:
  +48.0/+52.0 hertz single indicator single range
• Measurement Range:
  +48.0 to 52.0 hertz single indicator single range
• Scale Selection Method:
  Terminal
• Circuit Attachment Method And Quantity:
  2 threaded stud
• Phase:
  Single
• Special Markings:
  Cycles
• Nuclear Hardness Critical Feature:
  Nonhardened
• Style Designator:
  Round flush mtg
• Fsc Application Data:
  Test set, elect. Equip.
• Federal Supply Class (fsc):
  Electrical and electronic properties measuring and testing instruments
• National Stock Number (nsn):
  6625-00-556-1878