Electrical Frequency Meter

Features

Specifications

• Center To Center Distance Between Mounting Facilities Parallel To Length:
  Between 3.360 inches and 3.390 inches
• Center To Center Distance Between Mounting Facilities Parallel To Width:
  Between 3.360 inches and 3.390 inches
• Overall Height:
  4.330 inches
• Overall Width:
  4.330 inches
• Mounting Hole Diameter:
  0.313 inches
• Environmental Protection:
  Dust resistant and humidity resistant
• Indicator Type:
  Dial w/pointer
• Installation Design:
  Panel
• Mounting Arrangement Style:
  Four hole/stud rectangular/square
• Accuracy In Percent:
  -2.0/+2.0 at full scale single indicator single range
• Meter Depth Behind Mounting Flange:
  3.790 inches
• Meter Body Diameter Behind Mounting Flange:
  3.970 inches
• Power Source:
  External
• Mounting Facility Type And Quantity:
  4 unthreaded hole
• Measurement Range:
  +55.0/+65.0 hertz single indicator single range
• Features Provided:
  Zero adjuster
• Nuclear Hardness Critical Feature:
  Nonhardened
• Style Designator:
  Rectangular 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):
  6625-01-346-0065