Electrical Frequency Meter

Features

Specifications

• Circuit Current For Which Designed:
  Dc
• Mounting Hole Diameter:
  0.112 inches
• Scale Division Quantity:
  20 single indicator single range
• Overall Diameter:
  2.690 inches
• Mounting Bolt Circle Diameter:
  2.440 inches
• 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 and red single indicator single range
• Dial Scale Marking Color:
  Black and red single indicator single range
• Accuracy In Percent:
  -2.0/+2.0 at full scale single indicator single range
• Accuracy In Percent:
  -2.0 to 2.0 at full scale single indicator single range
• Meter Depth Behind Mounting Flange:
  1.380 inches
• Meter Body Diameter Behind Mounting Flange:
  2.050 inches
• Background Color:
  White single indicator single range
• Pointer Color:
  Black single indicator single range
• Power Source:
  External
• Mounting Facility Type And Quantity:
  3 screw and 3 unthreaded hole
• Scale Graduation Type:
  Linear single indicator single range
• Measurement Range:
  +55.0/+65.0 hertz single indicator single range
• Measurement Range:
  +55.0 to 65.0 hertz single indicator single range
• Features Provided:
  Zero adjuster
• Movement Suspension Method:
  Jewel pivot base
• Circuit Attachment Method And Quantity:
  2 solder lug and 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):
  6625-00-057-5534