Electrical Frequency Meter

Features

Specifications

• Circuit Current For Which Designed:
  Dc
• Dielectric Withstanding Voltage In Volts:
  1200.0
• Center To Center Distance Between Mounting Facilities Parallel To Length:
  2.46875 inches
• Center To Center Distance Between Mounting Facilities Parallel To Width:
  2.46875 inches
• Overall Height:
  3.250 inches
• Overall Width:
  3.250 inches
• Scale Division Quantity:
  40 single indicator single range
• Frequency Rating:
  400.0 hertz
• Mounting Stud Length:
  0.500 inches
• Furnished Items And Quantity:
  Mtg hdw 4
• Indicator Type:
  Dial w/pointer
• Installation Design:
  Panel
• Mounting Arrangement Style:
  Four hole/stud rectangular/square
• Frequency Response Range:
  +380.000/+420.000 hertz
• Frequency Response Range:
  +380.000 to 420.000 hertz
• Dial Scale Marking Color:
  Black single indicator single range
• Accuracy In Percent:
  -0.3/+0.3 at full scale single indicator single range
• Accuracy In Percent:
  -0.3 to 0.3 at full scale single indicator single range
• Meter Depth Behind Mounting Flange:
  1.875 inches
• Meter Body Diameter Behind Mounting Flange:
  3.130 inches
• Movement Type:
  Electrodynamometer
• Background Color:
  White single indicator single range
• Pointer Color:
  Black single indicator single range
• Power Source:
  External
• Mounting Facility Type And Quantity:
  4 threaded stud
• Scale Graduation Type:
  Linear single indicator single range
• Measurement Range:
  +380.0/+420.0 hertz single indicator single range
• Measurement Range:
  +380.0 to 420.0 hertz single indicator single range
• Mounting Stud Diameter:
  0.138 inches
• Scale Selection Method:
  Terminal
• Features Provided:
  Magnetic shield and zero adjuster
• Movement Suspension Method:
  Jewel pivot base
• Circuit Attachment Method And Quantity:
  2 threaded stud
• Phase:
  Single
• 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):
  6625-00-633-6757
• Special Features:
  Ruggedized