Electrical Frequency Meter

Features

Specifications

• Circuit Current For Which Designed:
  Ac
• Mounting Hole Diameter:
  0.147 inches
• Scale Division Quantity:
  6 single indicator single range
• Overall Diameter:
  3.500 inches
• Environmental Protection:
  Shock resistant and vibration resistant
• Mounting Bolt Circle Diameter:
  3.160 inches
• Furnished Items And Quantity:
  Nut 4
• Indicator Type:
  Vibrating reed
• Installation Design:
  Panel
• Register Quantity:
  1
• Mounting Arrangement Style:
  Three hole/stud bolt circle
• Resonant Reed Quantity:
  7
• Meter Depth Behind Mounting Flange:
  1.930 inches
• Meter Body Diameter Behind Mounting Flange:
  2.780 inches
• Movement Type:
  Vibrating reed
• 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:
  Linear single indicator single range
• Measurement Range:
  +57.0/+63.0 hertz single indicator single range
• Measurement Range:
  +57.0 to 63.0 hertz single indicator single range
• Circuit Attachment Method And Quantity:
  2 threaded stud and 2 solder lug
• Operating Voltage Rating In Volts:
  Between 100.0 ac and 150.0 ac
• 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):
  6625-00-264-7997
• Special Features:
  Ruggedized