Electrical Frequency Meter

Features

Specifications

• Circuit Current For Which Designed:
  Dc
• Mounting Hole Diameter:
  0.150 inches
• Scale Division Quantity:
  100 single indicator single range
• Overall Diameter:
  3.510 inches
• Mounting Bolt Circle Diameter:
  3.160 inches
• Furnished Items And Quantity:
  Screws 3; lock washers 3; hex nuts 3
• Indicator Type:
  Dial w/pointer
• Installation Design:
  Panel
• Mounting Arrangement Style:
  Three hole/stud bolt circle
• Dial Scale Marking Color:
  Black single indicator single range
• Accuracy In Percent:
  -0.25/+0.25 at 1/2 scale single indicator single range
• Accuracy In Percent:
  -0.25 to 0.25 at 1/2 scale single indicator single range
• Meter Depth Behind Mounting Flange:
  1.650 inches
• Meter Body Diameter Behind Mounting Flange:
  2.780 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:
  +350.0/+450.0 hertz single indicator single range
• Measurement Range:
  +350.0 to 450.0 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 solderless lug
• Nuclear Hardness Critical Feature:
  Nonhardened
• Style Designator:
  Round flush mtg
• Test Data Document:
  26512-1128scsea723-1 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
• Fsc Application Data:
  Test set, elect. Equip.
• Federal Supply Class (fsc):
  Electrical and electronic properties measuring and testing instruments
• National Stock Number (nsn):
  6625-00-405-5215