Electrical Frequency Meter

Features

Specifications

• Circuit Current For Which Designed:
  Ac
• Overall Height:
  3.250 inches
• Overall Width:
  3.250 inches
• Mounting Hole Diameter:
  Between 0.168 inches and 0.172 inches
• Scale Division Quantity:
  50 single indicator single range
• Mounting Bolt Circle Diameter:
  3.500 inches
• Furnished Items And Quantity:
  Nut 2; washer 4
• Indicator Type:
  Dial w/pointer
• Installation Design:
  Panel
• Mounting Arrangement Style:
  Four hole/stud bolt circle
• Frequency Response Range:
  +350.000/+450.000 hertz
• Dial Scale Marking Color:
  White single indicator single range
• Accuracy In Percent:
  -1.0/+1.0 at full scale single indicator single range
• Meter Depth Behind Mounting Flange:
  1.875 inches
• Meter Body Diameter Behind Mounting Flange:
  3.130 inches
• Background Color:
  Black single indicator single range
• Pointer Color:
  White single indicator single range
• Mounting Facility Type And Quantity:
  4 unthreaded hole
• Scale Graduation Type:
  Linear single indicator single range
• Measurement Range:
  +350.0/+450.0 hertz single indicator single range
• Scale Selection Method:
  Terminal
• Features Provided:
  Luminous scale marking
• Circuit Attachment Method And Quantity:
  2 threaded stud
• Operating Voltage Rating In Volts:
  Between 100.0 ac and 125.0 ac
• Special Markings:
  Cycles
• Nuclear Hardness Critical Feature:
  Nonhardened
• Style Designator:
  Rectangular flush mtg
• Federal Supply Class (fsc):
  Electrical and electronic properties measuring and testing instruments
• National Stock Number (nsn):
  6625-00-857-5735
• Special Features:
  Fluorescent markings