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Electrical Frequency Meter

Model / MPN: MK711-20 | NSN: 6625-01-097-0043
ITAR Registered seal

An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in hertz (cycles per second or cps). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see calibrator, frequency; and wavementer. excludes: counter electronic digital.

Product Details
NATO Stock Number
6625-01-097-0043
Sold in multiples of
1 EA
DEMIL
NO
Circuit Current For Which Designed
Ac
Overall Length
5.710 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
Between 3.360 inches and 3.390 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
Between 3.360 inches and 3.390 inches
Overall Height
4.330 inches
Overall Width
4.330 inches
Mounting Hole Diameter
0.312 inches
Scale Division Quantity
40 single indicator single range
Frequency Rating
60.0 hertz
Environmental Protection
Dust resistant and shock resistant and vibration resistant
Furnished Items And Quantity
Nut 6; washer 6
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Four hole/stud rectangular/square
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-0.093/+0.093 at full scale single indicator single range
Meter Depth Behind Mounting Flange
3.790 inches
Meter Body Diameter Behind Mounting Flange
3.970 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 screw and 4 unthreaded hole
Scale Graduation Type
Linear single indicator single range
Measurement Range
+58.0/+62.0 hertz single indicator single range
Features Provided
Zero adjuster
Movement Suspension Method
Taut band
Circuit Attachment Method And Quantity
2 threaded stud
Operating Voltage Rating In Volts
120.0 ac
Material
Plastic
Nuclear Hardness Critical Feature
Nonhardened
Special Test Features
Complies with specification ansi c-39.1
Style Designator
Rectangular flush mtg
Fsc Application Data
Test set, elect. Equip.
Solicitations
Solicitation Description Qty UOM Close Date
SPE7M119T069U Meter, Electrical Fr 37 EA 04/01/2019

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MK711-20 Cross Reference
  • 103-372-ATAT
  • 2830-1371-PNAT
  • 714B538A16
  • 077-41-L-A-PNAT
  • 077-41LA-PNAT
  • 007-41LA-PNAT-AT