Electrical Frequency Meter

Features

Specifications

• Circuit Current For Which Designed:
  Ac
• Dielectric Withstanding Voltage In Volts:
  2600.0
• Mounting Hole Diameter:
  0.140 inches
• Scale Division Quantity:
  50 single indicator single range
• Overall Diameter:
  3.500 inches
• Mounting Bolt Circle Diameter:
  3.180 inches
• Furnished Items And Quantity:
  Term. Hdw 2
• Indicator Type:
  Dial w/pointer
• Installation Design:
  Panel
• Mounting Arrangement Style:
  Three hole/stud bolt circle
• Sensitivity Rating:
  50.0 microamperes
• Dial Scale Marking Color:
  Black single indicator single range
• Accuracy In Percent:
  -1.0/+1.0 at full scale single indicator single range
• Accuracy In Percent:
  -1.0 to 1.0 at full scale single indicator single range
• Meter Depth Behind Mounting Flange:
  3.475 inches
• Meter Body Diameter Behind Mounting Flange:
  2.500 inches
• Movement Type:
  Moving coil, permanent magnet
• Background Color:
  White single indicator single range
• Pointer Color:
  Black single indicator single range
• Power Source:
  External
• Mounting Facility Type And Quantity:
  3 unthreaded hole
• Scale Graduation Type:
  Linear single indicator single range
• Measurement Range:
  +375.0/+425.0 hertz single indicator single range
• Measurement Range:
  +375.0 to 425.0 hertz single indicator single range
• Scale Selection Method:
  Terminal
• Features Provided:
  Zero adjuster
• Movement Suspension Method:
  Jewel pivot base
• Circuit Attachment Method And Quantity:
  2 threaded stud
• Nuclear Hardness Critical Feature:
  Nonhardened
• Style Designator:
  Round 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):
  6625-00-190-1655