Electrical Frequency Meter

Features

Specifications

• Circuit Current For Which Designed:
  Dc
• Center To Center Distance Between Mounting Facilities Parallel To Length:
  1.770 inches
• Center To Center Distance Between Mounting Facilities Parallel To Width:
  1.770 inches
• Overall Height:
  2.250 inches
• Overall Width:
  2.250 inches
• Mounting Hole Diameter:
  0.116 inches
• Scale Division Quantity:
  20 single indicator single range
• Environmental Protection:
  Cold resistant and shock resistant and vibration resistant and water resistant
• Furnished Items And Quantity:
  Nut 4; flat washer 2
• Indicator Type:
  Dial w/pointer
• Installation Design:
  Panel
• Mounting Arrangement Style:
  Four hole/stud rectangular/square
• Frequency Response Range:
  +45.000/+65.000 hertz
• Dial Scale Marking Color:
  Black single indicator single range
• Accuracy In Percent:
  -1.0/+1.0 at full scale single indicator single range
• Meter Depth Behind Mounting Flange:
  1.730 inches
• Meter Body Diameter Behind Mounting Flange:
  2.070 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:
  4 unthreaded hole
• Scale Graduation Type:
  Linear single indicator single range
• Measurement Range:
  +45.0/+65.0 hertz single indicator single range
• Scale Selection Method:
  Terminal
• Features Provided:
  Knife edge pointer
• Circuit Attachment Method And Quantity:
  2 threaded stud
• Nuclear Hardness Critical Feature:
  Nonhardened
• Special Test Features:
  Complies with mil-m-10304
• 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):
  6625-01-281-4004
• Special Features:
  Screw for ground wire on back