Electrical Frequency Meter

Features

Specifications

• Circuit Current For Which Designed:
  Dc
• Mounting Hole Diameter:
  0.125 inches
• Frequency Rating:
  Between 225.0 hertz and 400.0 hertz
• Overall Diameter:
  2.695 inches
• Environmental Protection:
  Dustproof and fungus proof and humidity proof and salt water resistant
• Mounting Bolt Circle Diameter:
  2.440 inches
• Indicator Type:
  Dial w/pointer
• Installation Design:
  Panel
• Mounting Arrangement Style:
  Three hole/stud bolt circle
• Accuracy In Percent:
  -5.0/+5.0 at full scale single indicator single range
• Meter Depth Behind Mounting Flange:
  0.400 inches
• Meter Body Diameter Behind Mounting Flange:
  2.210 inches
• Mounting Facility Type And Quantity:
  3 unthreaded hole
• Measurement Range:
  +25.0/+100.0 watts single indicator single range
• Circuit Attachment Method And Quantity:
  2 connector, plug
• Nuclear Hardness Critical Feature:
  Nonhardened
• Style Designator:
  Round semi-flush mtg
• Federal Supply Class (fsc):
  Electrical and electronic properties measuring and testing instruments
• National Stock Number (nsn):
  6625-01-200-1585