Electrical Frequency Meter

Features

Specifications

• Mounting Stud Length:
  Between 0.375 inches and 0.625 inches
• Overall Diameter:
  3.510 inches
• Mounting Bolt Circle Diameter:
  3.160 inches
• Installation Design:
  Panel
• Mounting Arrangement Style:
  Three hole/stud bolt circle
• Frequency Response Range:
  +48.000/+62.000 hertz
• Dial Scale Marking Color:
  Black single indicator single range
• Accuracy In Percent:
  -2.0/+2.0 at full scale single indicator single range
• Meter Depth Behind Mounting Flange:
  1.660 inches
• Meter Body Diameter Behind Mounting Flange:
  2.800 inches
• Background Color:
  White single indicator single range
• Mounting Facility Type And Quantity:
  3 flange
• Measurement Range:
  +48.0/+62.0 hertz single indicator single range
• Scale Selection Method:
  Terminal
• Features Provided:
  Magnetic shield and zero adjuster
• Circuit Attachment Method And Quantity:
  2 threaded stud
• Special Markings:
  Blue line at 50 hertz, red line at 60 hertz
• Style Designator:
  Round flush mtg
• Federal Supply Class (fsc):
  Electrical and electronic properties measuring and testing instruments
• National Stock Number (nsn):
  6625-00-837-0605
• Special Features:
  Terminal no. 4-40 thd 0.340 in. Lg meter scale region between 53 and 57 hertz unmarked