Electrical Frequency Meter

Features

Specifications

• Mounting Hole Diameter:
  0.125 inches
• Overall Diameter:
  2.687 inches
• Mounting Bolt Circle Diameter:
  2.250 inches
• Indicator Type:
  Dial w/pointer
• Installation Design:
  Panel
• Register Quantity:
  1
• Mounting Arrangement Style:
  Three hole/stud bolt circle
• Resonant Reed Quantity:
  9
• Accuracy In Percent:
  -2.0/+2.0 at full scale single indicator single range
• Accuracy In Percent:
  -2.0 to 2.0 at full scale single indicator single range
• Meter Depth Behind Mounting Flange:
  1.375 inches
• Meter Body Diameter Behind Mounting Flange:
  2.000 inches
• Movement Type:
  Vibrating reed
• Power Source:
  External
• Mounting Facility Type And Quantity:
  3 unthreaded hole
• Measurement Range:
  +380.0/+420.0 hertz single indicator single range
• Measurement Range:
  +380.0 to 420.0 hertz single indicator single range
• Features Provided:
  Zero adjuster
• Circuit Attachment Method And Quantity:
  2 solderless lug
• 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):
  6625-00-061-3283