Electrical Frequency Meter

Features

Specifications

• Mounting Hole Diameter:
  0.156 inches
• Overall Diameter:
  3.500 inches
• Mounting Bolt Circle Diameter:
  3.124 inches
• Installation Design:
  Panel
• Register Quantity:
  1
• Mounting Arrangement Style:
  Three hole/stud bolt circle
• Resonant Reed Quantity:
  7
• Meter Depth Behind Mounting Flange:
  2.450 inches
• Meter Body Diameter Behind Mounting Flange:
  2.580 inches
• Movement Type:
  Vibrating reed
• Mounting Facility Type And Quantity:
  3 unthreaded hole
• Measurement Range:
  +57.0/+63.0 hertz single indicator single range
• Circuit Attachment Method And Quantity:
  2 solder lug
• Style Designator:
  Round flush mtg
• Reference Number Differentiating Characteristics:
  Accuracy rating of plus 1 pct - 0 pct at m55 degrees c to 0 degrees c, andp0 pct - 1pct at plus 30 degrees c to plus 55 degrees c
• Federal Supply Class (fsc):
  Electrical and electronic properties measuring and testing instruments
• National Stock Number (nsn):
  6625-00-822-0622